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HP StorageWorks HSG60 and HSG80 Array Controller

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1. Code Description 0A1C0102 ILF LOG_ENTRY page guard check failed OA1D0102 Last failure parameter 0 contains the DWD address value SATEDTOR Last failure parameter 1 contains the buffer address value OATF0100 rLF REBIND CACHE BUFFS TO DWDS found duplicate buffer for 01 current DWD 0A200101 Unknown bugcheck code passed to ILF CACHE INTERFACE CRASH 01 Last failure parameter 0 contains the unknown bugcheck code value 0A210100 rLF REBIND CACHE BUFFS TO DWDS found buffer type not 01 IDX ILF 0A220100 rLF REBIND CACHE BUFFS TO DWDS found buffer DBD index too 01 big 0A240100 iLF CHECK HANDLE ARRAY EDC found IHIEA EDC bad 01 0A250100 iLF GET NEXT HANDLE found no free IHIEA entry 01 0A260100 rLF REMOVE HANDLE could not find specified handle 01 0A270100 rLF DEPOPULATE DWD TO CACHE could not find handle for first 01 buffer 0A280100 rLF DEPOPULATE DWD TO CACHE buffer handle does not match 01 current handle 0A290100 rLF REBIND CACHE BUFFS TO DWDS could not find handle for 01 DWD being rebound OA2BO100 ILFSCACHE READY Cache Manager did not return multiple of DWD 01 DBDs worth of buffers OA2CO100 ILF REBIND CACHE BUFFS TO DWDS page guard check failed 01 0A2D0100 rLF POPULATE DWD FROM CACHE buffer stack entry zero or not 01 page aligned OA2E0100 rLF POPULATE DWD FROM CACHE re
2. 0B080100 More requests to DNNSNOTIFY have been made than can be supported 01 0B090100 A call to DNNSUPDATE resulted in the need for another DNN slot and 01 no free slots were available OBOA0100 Unable to find any unused storage groups 01 OBOBO100 Unable to find any unused partition group 01 OBOCO100 Unable to allocate memory to use for communication with the DT 01 manager ODOO0011 The EMU firmware returned a bad status after directed to power off 00 Last failure parameter 0 contains the value of the bad status OE000100 vASENABLE NOTIFICATION failed with insufficient resources at 01 controller initialization time 0E010102 An invalid status was returned from CACHESLOCK READ during a 01 remote copy Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status OE020100 Unable to allocate memory for the Fault Management Event Information 01 Packet used in generating error logs to the host OE030100 Unable to allocate memory for a Failover Control Block 01 OE040100 Unable to allocate memory for a Failover Control Block 01 OE050100 Unable to allocate memory for a Failover Control Block 01 OE060100 Unable to allocate memory for a Failover Control Block 01 254 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Code
3. 142 Template 11 Nonvolatile Parameter Memory Component Event Sense Data Response Fortmat sese eoe eme bg a het e Gd wee Creed qoe drive 145 Template 12 Backup Battery Failure Event Sense Data Response Format 147 Template 13 Subsystem Built In Self Test Failure Event Sense Data Response Format 2 cette tim E O EE qm eed ID dun M ud TE 149 Template 14 Memory System Failure Event Sense Data Response format 151 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 45 Template 41 Device Services Non Transfer Error Event Sense Data Response BOM At e eine tet ates tO inina ee PRSE V a ee das e dde 46 Template 51 Disk Transfer Error Event Sense Data Response Format uut up EOS BENE EW GENER hate wan DCN ee WEG ew ase 47 Template 90 Data Replication Manager Services Event Sense Data Response Format for ACS V8 8 xP Only 1 0 0 0 0c ee eee eee 48 ASC and ASCQ Code Descriptions 0 0 0 0 eee eee 49 Recommended Repair Action Codes 0 0 0 eee eee ee eee 50 Component ID Codes han ita er era ee ee 51 Instance Code Format 00 cece nen eee eens 52 Event Notification and Recovery NR Threshold Classifications 53 Instance Codes and Repair Action Codes 0 0 0 cece eee eee 54 Last Failure Code Format 0 0 2c eee eects 55 Controller Restart Codes 0 oe eee cece 56 Last Failure Codes and Repair Action
4. 244 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 32 of 55 Last Failure Code Description O39F0100 EMU FOC response work queue corrupted 03A08093 A configuration or hardware error was reported by the EMU 80 Last failure parameter 0 contains the solid OCP pattern that identifies the type of problem encountered Last failure parameter 1 contains the cabinet ID reporting the problem Last failure parameter 2 contains the SCSI Port number where the problem exists if port specific 03A28193 The EMU reported that the terminator power was out of range 81 Last failure parameter 0 contains a bit mask indicating SCSI port number s where the problem exists for cabinet O Bit O set indicates SCSI port 1 bit 1 set indicates SCSI port 2 and so forth Last failure parameter 1 contains a bit mask indicating SCSI port number s where the problem exists for cabinet 2 Last failure parameter 2 contains a bit mask indicating SCSI port number s where the problem exists for cabinet 3 03A30790 The EMU in cabinet O is performing an emergency shutdown because 07 fewer than four functioning power supplies exist 03A40D90 The EMU in cabinet O is performing an emergency shutdown because it OD has determined that the temperature is above the maximum limit 03A50690 The EMU
5. 105 VTDPY Unit Performance Data Fields Column Definitions 106 VTDPY Device Performance Data Fields Column Definitions 108 VTDPY Device Port Performance Data Fields Column Definitions 109 Fibre Channel Host Status Display Known Host Connections 110 Fibre Channel Host Status Display Port Status lee eese 110 Fibre Channel Host Status Display Link Error Counters 111 First Digit on the TACHYON Chip 0 0 cece II 112 Second Digit on the TACHYON Chip lseeeeeeeee eh 112 Remote Display Column Definitions ACS P Variant Only 113 Device Map Column Definitions lees eh 115 Controller and Processor Utilization Definitions lees 115 VTDPY Thread Descriptions sssseseeeeeee I 116 Resource Performance Statistics Definitions 0 0 0c eee eee eee 117 DILX Control Sequences 0 0 ee een e nee nee 120 Data Patterns for Phase 1 Write Test 0 0 0 eee ccc eee ee 121 DILX Error Codes ios sce ee et a edu ee eee e ee ea a 124 HSUTIL Messages and Inquiries 126 Passthrough Device Reset Event Sense Data Response Format 137 Template 01 Last Failure Event Sense Data Response Format 138 Template 04 Multiple Bus Failover Event Sense Data Response Format 140 Template 05 Failover Event Sense Data Response Format
6. 12000103 Two values found not equal 01 Last failure parameter 0 contains the ASSUME instance address Last failure parameter 1 contains the first variable value Last failure parameter 2 contains the second variable value 12010103 Changes to equal 12020103 First value found greater or equal 01 Last failure parameter 0 contains the ASSUME instance address Last failure parameter 1 contains the first variable value Last failure parameter 2 contains the second variable value 12030103 Changes to greater 12040103 Changes to smaller or equal 12050103 Changes to smaller 12060102 VSI_PTR gt NO_INTERLOCK not set 01 Last failure parameter O contains the ASSUME instance address Last failure parameter 1 contains Nv INDEX value 12070102 VSI_PTR gt ALLOCATED_THIS not set 01 Last failure parameter 0 contains the ASSUME instance address Last failure parameter 1 contains NV_INDEX value 256 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 44 of 55 Last Failure Code Description 12080102 VSI_PTR gt CS_INTERLOCKED not set 01 Last failure parameter 0 contains the ASSUME instance address Last failure parameter 1 contains NV_INDEX value 12090102 Unhandled switch case 01 Last fail
7. 112 113 Emrcode Il4 115 ReunCode 116 119 Address of error 120 123 Expedederrdoda 124 127 Achudeerordda 128 131 i Exrmrsous l A 132 135 Extra status 2 136 139 Extra status 3 140 159 Reerved HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Memory System Failure Event Sense Data Response template Template 14 The controller memory controller event analyzer software component and the Cache Manager part of the Value added VA software component report the occurrence of memory errors through the Memory System Failure Event Sense Data Response see Table 44 Errors are signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 44 Template 14 Memory System Failure Event Sense Data Response format Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiiendsenselengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unsed 18 19 Reeved o 20 23 ReservdorRDR2 IM 24 27 Reservedor DEAR M 28 31 Reserve 32 35 Instance Code 36 Templ
8. HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 65 Troubleshooting Information 66 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers This chapter describes the utilities and exercisers available to help troubleshoot and maintain the controllers cache modules and ECBs These utilities and exercisers include Fault Management Utility FMU page 68 Video Terminal Display VTDPY utility page 89 Disk Inline Exerciser DILX page 119 Format and device code load utility HSUTIL page 126 Configuration CONFIG utility page 128 Code Load and Code Patch CLCP utility page 129 CLONE utility page 131 Field Replacement Utility FRUTIL page 132 Change Volume Serial Number CHVSN utility page 133 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 67 Utilities and Exercisers Fault Management Utility FMU FMU provides a limited interface to the controller fault management software Use FMU to m Display the last failure and memory system failure entries that the fault management software stores in the controller nonvolatile memory m Translate many of the code values contained in event messages for example entries might contain code values that indicate the cause of the event the software component that reported the event or the repair action m Display the Instance Codes t
9. OE100064 A link connection to a target controller was restored 90 00 0E110064 The logical unit specified by the target WWLID 90 00 transitioned from the Merging state to the Normal state 0E120064 A link connection to a target controller was restored 90 00 OE1A8B01 Write history log merge has encountered a write error 90 8B on the remote target unit OE1D8B01 Write history log merge detected the target unit has 90 8B failed 208 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 29 of 30 Repair Instance Action Code Description Template Code OE1E8CO1 The asynchronous merge was terminated due to a read failure on the initiator unit OE1F8BO01 The asynchronous merge was terminated due to a 90 8B write failure on the target unit 0E210064 The logical unit specified by the Target WWLID field 90 00 has transitioned from the Normal state to the Write History Logging state due to a remote connection event the target controllers are no longer accessible or invocation of the SUSPEND CLI command 0E220064 The logical unit specified by the target WWLID field 90 00 has transitioned from the Logging state to the Merging state due to a remote connection event the target controllers are inaccessible or invocation of the RESUME CLI command OE238F01 The logical unit specified by t
10. Last failure parameter 0 contains the port number 1 6 or port 1 2 on the HSG60 waiting to be unblocked HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 259 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 47 of 55 Last Failure Code Description 200E0101 While traversing the structure of a unit a CONFIG_INFO node was discovered with an unrecognized structure type Last failure parameter O contains the structure type number that was unrecognized 200F0101 A CONFIG INFO node was discovered with an unrecognized structure 01 type Last failure parameter O contains the structure type number that was unrecognized 20100101 ACONFIG INFO of type VA MA DEVICE had an unrecognized SCSI 01 device type Last failure parameter 0 contains the SCSI device type number that was unrecognized 20110100 An attempt to allocate memory so that the CLI prompt messages could be 01 deleted failed 20120101 While traversing the structure of a unit a CONFIG INFO node was 01 discovered with an unrecognized structure type Last failure parameter 0 contains the structure type number that was unrecognized 20130101 While traversing the structure of a unit the device was of an 01 unrecognized type Last failure parameter 0 contains the SCSI device type that was unrecognize
11. C01FA100 DEBUG VA SHOW CONFIG ALL SRK I RR I IO RR ko ko RR OR kk ko kk oko kk kc OR ok hok OR koh ke ek koe koe ke ke e ADAPTER ID 1000 0000 C927 6191 2 151F00 OL this 100 ADAPTER ID 1000 0000 C927 6191 1 151E00 OL this 0 ADAPTER ID 1000 0000 C923 01EA 2 151E00 OL this 100 ADAPTER ID 1000 0000 C923 01EA 1 151F00 OL other 0 ADAPTER ID 1000 0000 C927 6191 2 151F00 OL other 100 ADAPTER ID 1000 0000 C927 6191 all 151E00 OL other 0 ADAPTER ID 1000 0000 C923 01EA 2 151E00 OL other 100 ADAPTER ID 1000 0000 C923 01EA idl gd 0 save c 0 parted 1 COFFCB80 Pub st 6 ri 0 35556391 vafeo 35556394 idl gd 0 save c 0 parted 1 COFFCB80 Pub st 6 ri 1 17769179 vafeo 17769181 idi gd 0 save c 0 parted 1 COFFCB80 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information 001a 4 000e fffe fffe fffe Dv 5 1 0 PUB c0487cac Type 00 Pub st 6ri 3 BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 vaconfo 17773521 vaidl 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 fe directory 0 CO1FA100 id0 gd 0 idl gd 0 save c 0 parted 1 sc dis 0 fe directory 1 COEFCBR80 Nv St Up Us Dn Ds 17773521 vaidl 17773522 vsilbnsiz 17769177 EX MERE D DM EE M C vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 1 id1 gd 0028 4 fffe 0027 0022 f
12. DS EVENT BUS TIMEOUT The indicated device failed to respond Look for missing or broken device cabling problems or failed controller A device operating on the bus failed to complete its transaction in the allotted time This may indicate a device error cabling problems or controller problem This is a rare incident and probably not of concern because the operation is retried DS EVENT RS ERROR Not currently used DS EVENT COMMAND STATUS A device returned an error status not detailed by a more specific event code DS EVENT BUSY A device reported that it was busy and not able to accept the command at that time The command is retried This is a rare incident and is probably not of concern HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 87 Utilities and Exercisers Table 16 Common Event Descriptions Continued Event Description DS_EVENT_UA The command completed with an error detailed by the sense key ASC and ASCQ Note It is normal to see a series of DS EVENT UA Sk 06 asc 29 ascq 02 on each device on that port following a bus reset Note lt is normal to see DS EVENT UA entries with a code Sk 05 asc 24 ascq 00 depending on the support level of the drives in the system These events are in response to the controller trying to set features not available on all drives The response does not indicate a problem
13. Repair Instance Action Code Description Template Code 0257000A An attempt to reassign a bad disk block failed The contents of the disk block are lost The Information field of the device sense data contains the block number of the first block in error 0258000A This command was aborted prior to completion The 5 00 Information field of the device sense data contains the block number of the first block in error 0259000A The write operation failed because the unit is 51 00 hardware write protected The Information field of the device sense data contains the block number of the first block in error 025A000A The command failed because the unit became 5 00 inoperative prior to command completion The Information field of the device sense data contains the block number of the first block in error 025B000A The command failed because the unit became 5 00 unknown to the controller prior to command completion The Information field of the device sense data contains the block number of the first block in error 025C000A The command failed because of a unit media format 5 00 error The Information field of the device sense data contains the block number of the first block in error 025D000A The command failed for an unknown reason The 5 00 Information field of the device sense data contains the block number of the first block in error HSG60 and HSG80 Array Controller and Array Controller Sof
14. section that starts on page 68 and Translating event codes section that starts on page 70 If the controller failed so that it could not support a local terminal for FMU check the host error log for the Instance or Last Failure Codes To interpret the event codes see the Instance Codes chapter that starts on page 177 and the Last Failure Codes chapter that starts on page 211 8 If the controllers fail and restart repeatedly issue the following FMU commands N SHOW LAST ALL FULL N SHOW DEVICE INFO N SHOW DEVICE ERROR 9 If the problem is recurring synchronize the controller times and host times to help with further troubleshooting 10 For recurring problems with hosts other than HP Tru64 UNIX and OpenVMS log the console output in real time HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 21 Troubleshooting Information After identifying a problem use Table 4 to resolve the problem Table 4 Troubleshooting Guidelines Sheet 1 of 9 Symptom Reset button not lit Possible Cause No power to subsystem Investigation Check power to subsystem and power supplies on controller enclosure Remedy Replace cord or BA370 enclosure only AC input box BA370 enclosure only Ensure that all cooling fans are installed If one or more fans are missing or all are inoperative for more than 8 minutes the EMU
15. ARBITRATING 9 O INIT FINISH 2 ARBITRATION WON a O I PROTOCOL 3 OPEN b O I LIP RECEIVED 4 OPENED s HOST CONTROL 5 XMITTED CLOSE d LOOP FAIL 6 RECEIVED CLOSE f OLD PORT 7 TRANSFER Table 27 Second Digit on the TACHYON Chip Description Description 0 OFFLINE 6 LR2 OL 7 LR3 2 OL2 9 LF1 3 OL3 a LF2 5 LRT f ACTIVE 112 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Runtime Status of Remote Copy Sets screen Table 28 Remote Display Column Definitions ACS P Variant Only Column COPY SET Use the Runtime Status of Remote Copy Sets screen to check the runtime status of all remote copy sets Table 28 provides a description of the Remote screen column headings and possible entries under each column Note This feature is only supported in the P variant of ACS Contents Remote copy set name TARGET Target connection name and target unit number C Connection status U Connection up online D Connection down offline INIT Initiator unit number U Availability of the unit a Available to other controller d Disabled for servicing offline e Mounted for exclusive access by a use f Media format error i Inoperative m Maintenance mode for diagnostic purposes o Online
16. ay bit offset 7 6 5 4 3 2 1 0 77 103 Reserved 104 107 LFC 108 111 lesfalureparametr O 112 115 lesfalveparameer 16 119 lestfalvreparametr 2 120 123 lesfalveparametr 3 124 127 lesfalveparametr 4 128 131 lestfalreparametr 5 132 135 Lastfailureparameter 6J 136 139 lesfalvueparametr 7 140 159 Reevd HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 143 Event Reporting Templates Device Discovery Error Sense Data Response template Template 06 This template format is used internally to construct FMU output data for CLI output and cannot be exported through reporting mechanisms external to the host 144 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Nonvolatile Parameter Memory Component Event Sense Data Response template Template 11 The controller executive software component reports errors detected while accessing a nonvolatile parameter memory component through the Nonvolatile Parameter Memory Component Event Sense Data Response see Table 41 Errors are signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Code
17. data in the cache HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 27 Troubleshooting Information Table 4 Troubleshooting Guidelines Sheet 7 of 9 Symptom Possible Cause Investigation Remedy Cannot add device Illegal device See product specific Replace device release notes that accompanied the software release for the most recent list of supported devices Device not properly Ensure that the device Firmly press the device installed in is fully seated into the bay enclosure Failed device Check for presence of Follow repair action in the device LEDs documentation provided with the enclosure or device Failed power Check for presence of Follow repair action in the supplies power supply LEDs documentation provided with the enclosure or power supply Failed bus to device If the previous Replace enclosure remedies fail to resolve the problem check for OCP LED codes 28 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 4 Troubleshooting Guidelines Sheet 8 of 9 Symptom Cannot configure storagesets Possible Cause Incorrect command syntax Investigation See the controller CLI reference guide for the appropriate ADD Troubleshooting Information Remedy Reconfigure storageset with correct command syntax command Exceeded maximum Use the SHOW Delete unused storagesets
18. instance code 70 last failure code 70 repair action code 70 restart type 70 SCSI command operation code 70 sense data qualifiers 70 sense key code 70 template codes 70 common data fields definitions using VTDPY cache screen 104 default screen 104 status screen 104 component event codes 70 component ID codes 175 relating to instance codes 180 relating to last failure codes 214 table 175 component identifier codes See component ID codes CONFIG utility general description 128 configuration utility See CONFIG utility configuring a dual redundant controller with mirrored cache 53 controller checking communication with host 92 checking the battery 43 checking transfer rate with host 92 dual redundant controller configurations with mirrored cache 53 ECB diagnostics 42 Flashing OCP pattern displays and repair actions table 32 halted operation events Flashing OCP LEDs 32 last failure reporting 39 reporting 31 solid OCP LEDs display 34 patching controller software with the CLCP utility 129 restart codes table 213 self test 41 solid OCP pattern displays and repair actions table 35 controller and processor utilization using VTDPY default screen 115 status screen 115 conventions document 15 equipment symbols 16 text symbols 15 D DAEMON tests 41 data duplicating with the CLONE utility 131 data field definitions common data fields part 1 table 104 part 2 table 105 common fields 104 controller and processor
19. page 138 m Multiple Bus Failover Event Sense Data Response template Template 04 page 140 Failover Event Sense Data Response template Template 05 page 142 Device Discovery Error Sense Data Response template Template 06 page 144 m Nonvolatile Parameter Memory Component Event Sense Data Response template Template 11 page 145 m Backup Battery Failure Event Sense Data Response template Template 12 page 147 m Subsystem Built In Self Test Failure Event Sense Data Response template Template 13 page 149 m Memory System Failure Event Sense Data Response template Template 14 page 151 m Device Services Nontransfer Error Event Sense Data Response template Template 41 page 153 m Disk Transfer Error Event Sense Data Response template Template 51 page 155 m Data Replication Manager Services Event Sense Response template Template 90 page 157 m Connection Table Full Event Error template Template AO page 159 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 135 Event Reporting Templates The array controller uses the following codes to report different types of events These codes are presented in template displays m Instance Codes identify events and Additional Sense Codes ASC m Additional Sense Code Qualifiers ASCQ explain the cause of the events m LFCs describe unrecoverable conditions that might occur with the controller Note Error log messages in this
20. 85040100 HSUTIL tried to switch the unit state from Maintenance to Normal mode but was not successful 01 86000020 Controller was forced to restart in order for new code load or patch to take effect 00 86010010 The controller code load function is about to update the program card This requires controller activity to cease This code is used to inform the other controller that this controller has stopped responding to inter controller communications during card update An automatic restart of the controller at the end of the program card update causes normal controller activity to resume 00 86020011 The EMU firmware returned a bad status after directed to prepare for a code load Last failure parameter 0 contains the value of the bad status 00 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 267 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 55 of 55 Last Failure Code Description 8A040080 New cache module failed diagnostics The controller was reset to clear the error 8A050080 Could not initialize new cache module The controller was reset to clear 00 the error 8B000186 An single bit error was found by software scrubbing 01 Last failure parameter 0 contains the address of the first single bit error correction code ECC error found Last failure parameter 1 contains the
21. ANSI American National Standards Institute An organization that develops standards used voluntarily by many manufacturers within the USA ANSI is not a government agency arbitrate A process of selecting one L Port from a collection of several ports that request use of the arbitrated loop concurrently arbitrated loop A loop type of topology where two or more ports can be interconnected but only two ports at a time can communicate HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 275 Glossary arbitrated loop physical address See AL PA array controller See controller array controller software See ACS association set A group of remote copy sets that share selectable attributes for logging and failover Members of an association set transition to the same state simultaneously For example if one association set member assumes the failsafe locked condition then other members of the association set also assume the failsafe locked condition An association set can also be used to share a log between a group of remote copy set members that require efficient use of the log space See also remote copy set asynchronous pertaining to a transmission technique that does not require a common clock between the communicating devices See also synchronous autospare A controller feature that automatically replaces a failed disk drive Autospare aids the controller in automatically repl
22. CLEAR_ERRORS unit number LOST DATA Host log file or maintenance terminal indicates that a forced error occurred while the controller was reconstructing a RAIDset or mirrorset Unrecoverable read errors might have occurred while the controller was reconstructing the storageset A flawed data block was detected and reassigned to a good data block however the original data was unrecoverable The reassigning of the data block has repaired the original problem but the reassigned data block now contains invalid data This is normal after a minor media flaw is detected Conduct a read scan of the storageset by using the appropriate utility from the host operating system such as the DD utility for an HP Tru64 UNIX host Rebuild the storageset and then restore storageset data from a backup source While the controller is reconstructing the storageset monitor the host error log activity or spontaneous event reports on the maintenance terminal for any unrecoverable errors If unrecoverable errors persist note the device on which they occurred and replace the device before proceeding 30 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Significant event reporting The controller fault management software reports information about significant events that occur These events are reported by m Maintenance terminal dis
23. Host can access this unit through this controller r Rundown with the SET NORUN CLI command v No volume mounted due to lack of media x Online Host can access this unit through other controller z Currently not accessible to host due to a remote copy condition space Unknown availability Kb s Total initiator unit bandwidth in Kb per second ASSOC SET Association set name U Log unit status uses the same codes as U Availability of the unit Kb s Total log unit bandwidth in Kb per second HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 113 Utilities and Exercisers Table 28 Remote Display Column Definitions ACS P Variant Only Continued Column Contents LS Log state LG Logging MG Merging CP Copying NR Normal NZ Normalizing MRG Percentage of merge process completed CPY Percent of copy process completed Device port configuration 114 VTDPY displays device port configuration information in a block of tabular data in the Default and device screens only The information is arranged in a grid with the port numbers listed along the vertical axis and the targets on each port listed along the horizontal axis The word port is spelled out vertically to denote the port numbers The screen shows the usage of each port and target combination with a code in the array as shown below Fie
24. I At the first indication of a problem and while you work through the CLI enable your capture utility to begin capturing your actions and their results This step saves time if you must escalate the problem later 2 Check the power to the enclosure and enclosure components m Are power cords connected properly m Is power within specifications 3 Check the component cables W Are bus cables to the controllers connected properly m For BA370 enclosures are the ECB cables connected properly Check each program card to ensure that the card is fully seated 5 Check the operator control panel OCP and devices for LED codes See Flashing OCP pattern display reporting on page 32 and Solid OCP pattern display reporting on page 34 to interpret the LED codes 6 Connect a local terminal to the controller and then check the controller with the following command SHOW ELEVATION 20 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Table 3 Installation Problem Identification Checklist Continued Item Troubleshooting Task 7 Use the Fau t Management Utility FMU for last failure or memory system failure entries Show these codes and translate the Last Failure Codes they contain For more information see the Utilities and Exercisers chapter on page 67 Displaying last failure entries
25. Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ sy Size 17769177 blocks V 11 Configuration NOT being backed DISK10800 disk 1 8 0 COMPAQ BD009122BA 3B08 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 17769177 blocks V 11 Configuration NOT being backed up on this container DISK20000 disk 2 0 0 sl COMPAQ BD0186398C B92J Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 35556389 blocks V 11 Configuration NOT being backed up on this container DISK30000 disk 0 0 COMPAQ X BD0366349C 3B02 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 71114623 blocks V 11 Configuration NOT being backed up on this container DISK30100 disk 3 1 0 sl COMPAQ BD009122C6 B016 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 17769177 blocks V 11 Configuration NOT being backed up on this container DISK30200 disk 3 2 0 S2 COMPAQ BD009122BA 3B08 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 17769177 blocks V 11 Configuration NOT being backed up on this container DISK30300 disk 3 3 0 S3 COMPAQ BD009122BA 3B07 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 17769177 blocks V 11 Configuration NOT being backed up
26. backup battery failure detected during system restart The Memory Address field contains the starting physical address of the Journal SRAM 02042001 Journal Static Random Access Memory SRAM backup battery failure detected during periodic recheck The Memory Address field contains the starting physical address of the Journal SRAM 02052301 A processor interrupt was generated by the Cache AO 12 23 memory controller with an indication that the cache backup battery has failed or is low needs charging The Memory Address field contains the starting physical address of the Cache AO memory 02072201 The Cache AO memory controller failed testing 14 22 performed by the cache diagnostics The Memory Address field contains the starting physical address of the Cache AO memory 02082201 Changes to Cache A1 14 22 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 181 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 2 of 30 Repair Instance Action Code Description Template Code 02090064 A data compare error was detected during the execution of a compare modified read or write command 020B2201 Failed read test of a writeback metadata page 14 22 residing in cache Dirty writeback cached data exists and cannot be flushed to media The dirty data is lost The Memory Address field contains the starting physical address of the Cache AO memory 02
27. caching 46 battery checking 43 hysteresis 42 C cache module cache policies resulting from failures 47 read caching 44 replacing cache modules with FRUTIL 132 writeback caching 45 write through caching 45 cache policies See caching techniques caching techniques 44 cache policies cache module status table 47 cache policies ECB status table 50 fault tolerance for writeback caching 47 general description 44 read caching 44 read ahead caching 44 writeback caching 45 write through caching 45 change volume serial number utility See CHVSN utility charging diagnostics battery hysteresis 42 general description 42 CHVSN utility general description 133 CLCP utility general description 129 CLI event reporting controller operation continues 41 CLONE utility general description 131 clone utility See CLONE utility code load code patch utility See CLCP utility code structure Instance Code format 178 last failure code format 212 codes ASC and ASCQ descriptions 162 component identifier ID code table 175 event codes translation 70 event threshold codes 179 last failure codes 214 to 268 recommended repair action codes table 167 to 174 structure of events and instances 178 translating event codes 70 types asc_ascq_code 70 component_code 70 controller_unique_asc_ascq_code 70 device_type_code 70 event_threshold_code 70 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 303 Index
28. during an operation Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 025A0102 An invalid status was returned from CACHESLOOKUP_LOCK 01 Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 02690102 An invalid status was returned from CACHESOFFER WRITE DATA 01 Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 027B0102 An invalid status was returned from vASXFER in a complex 01 ACCESS operation Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 027D0100 Unable to allocate memory for a Failover Control Block 01 027E0100 Unable to allocate memory for a Failover Control Block 01 027F0100 Unable to allocate memory for a Failover Control Block 01 02800100 Unable to allocate memory for a Failover Control Block 01 02840100 Unable to allocate memory for the XNode array 01 02860100 Unable to allocate memory for the Fault Management Event Information 01 Packet used by the Cache Manager in generating error logs to the host 02880100 Invalid Failover control FOC message in CMFOC_SND_CMD 01 028A0100 Invalid return status from DIAGSCACHE_MEMORY_TEST 01 028B0100 028C0100 Invalid error status given to CACHE FAIL 01 028E0100 Invalid Device Correlation Array DCA state detected in 01 NIT_CRASHOV
29. eee cnet eens 114 Controller and processor utilization 0 2 2 eee eee ee eee 115 Resource performance statistics 0 eee eee eee eee 117 Disk Inline Exerciser DILX e Ra ae ew ee eA Re dede AR eet ERE d 119 Checking for unit problems lsllslseeeleeeeee ene 119 Finding a unit in the subsystem 1 1 2 eee eens 119 Testing the read capability of a unit 0 0 eee eee 119 Testing the read and write capabilities of aunit 000 5 121 DILX Eror COdES reiii Ee LU tad at rare poa ibat sarei a 124 Format and device code load utility HSUTIL 2 ences 126 Configuration CONFIG utility ssseeeeeeeeeee eh 128 Code Load and Code Patch CLCP utility llle 129 CLONE Wuyi toes es du soe Een eee Ra o go tede ted e tec t i taf 131 Field Replacement Utility FRUTIL essel 132 Change Volume Serial Number CHVSN utility selle 133 Event Reporting Templates 0c cece cece eee e eee ee 135 Passthrough Device Reset Event Sense Data Response template 137 Last Failure Event Sense Data Response template Template 01 lues 138 Multiple Bus Failover Event Sense Data Response template Template 04 140 Failover Event Sense Data Response template Template 05 0 5 142 Device Discovery Error Sense Data Response template Template 06 144 Nonvolatile Parameter Memory Component Event Sense Data R
30. failback The process of restoring data access to the newly restored controller in a dual redundant controller configuration See also failover failedset A group of disk drives that have been removed from RAIDsets due to a failure or a manual removal Disk drives in the failedset should be considered defective and should be tested and repaired before being placed back into the spareset See also spareset failover The process that takes place after one controller in a dual redundant configuration assumes the workload of a failed companion controller Failover continues until the failed controller is repaired or replaced See also failback fault management utility See FMU 282 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary FC AL The Fibre Channel Arbitrated Loop standard FC ATM ATM AALS over Fibre Channel FCC Federal Communications Commission The federal agency responsible for establishing standards and approving electronic devices within the United States FCC Class A A certification label that appears on electronic devices that can only be used in a commercial environment within the United States FCC Class B A certification label that appears on electronic devices that can be used in either a home or a commercial environment within the United States FC FG Fibre Channel Fabric Generic Requirements FC FP Fibre Channel Framing Protocol HIPPI on FC FC
31. memory system failures 68 document conventions 15 prerequisites 12 related documentation 12 dual redundant controller configurations configuring for mirrored cache 53 ECB battery hysteresis 42 diagnostics 42 replacing ECBs with FRUTIL 132 Index enabling mirrored writeback cache 53 equipment symbols 16 error codes DILX 124 error number field last failure code 214 event codes structure and format 178 translating 70 types table 70 event NR threshold classifications table 179 event number field Instance Code 180 event reporting controller operation continues 40 controller operation halted 31 event threshold codes 70 events controller operation continues CLI event reporting 41 spontaneous Event log 40 controller operation halted Flashing OCP LEDs display 32 last failure reporting 39 solid OCP LEDs display 34 exercisers DILX 119 to 124 exercising disk drives and units 119 F fault management utility See FMU fault remedy table 22 fault tolerance for writeback caching general description 45 nonvolatile memory 46 field replacement utility See FRUTIL finding devices 119 flashing OCP LED events controller operation halted 32 FMU displaying current display settings 74 enabling event logging 72 repair action logging 72 timestamp 73 verbose logging 72 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 305 Index general description 68 interpreting last failures 68 mem
32. mirrorset Internal inconsistency HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 227 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 15 of 55 Last Failure Code Description O2BEO100 No free pages in the other cache In performing mirror cache failover a bad page was found and an attempt was made to recover the data from the good copy primary or mirror but no free good page was found on the other cache to which the data is copied 02BFO100 The REPORT ERROR routine encountered an unexpected failure status 01 returned from DIAGSLOCK_AND_TEST_CACHE_B 02C00100 The coPv BUFF ON THIS routine expected the given page to be 01 marked bad but was not 02C10100 The COPpY_BUFF_ON_OTHER routine expected the given page to be 01 marked bad but was not 02C30100 The CACHESCREATE MIRROR was invoked by C_SWAP under 01 unexpected conditions for example the other controller is not inoperative but is in a Bad Lock state 02C60100 Mirroring transfer found Cache List Descriptor CLD with Writeback 01 state off 02C70100 Adverse bad block replacement BBR offsets for active shadowset 01 detected on write O2C80100 Bad BBR offsets for an active shadowset detected on read 01 02C90100 Illegal call made to CACHESPURGE META since
33. nodest 0 prev on 0 save c 0 parted 0 sc dis 0 fe directory 0 CO1FA100 save c 0 parted 1 sc dis 0 fe directory fe directory 1 COFFCB80 001c 1 002a fffe fffe fffe Dv 5 3 0 H BLOX vaso 17769177 vabbro 17769177 vaf 17773521 vaidl 17773522 vsilbnsiz 177691 S vsicontsiz 0 mdatav 11 nodest 0 prev or Save c 0 parted 1 sc dig 0 fe directory 0016 2 fffe fffe fffe fffe Dv 3 0 0 PUB c04883fc Type 00 Pub st 6 BLOX vaso 71114623 vabbro 71114623 vafediro 71114625 vafeo 71114630 vaconfo 71131997 vaidl 71131998 vsilbnsiz 71114623 N t J Di D Vous E ya E ii vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 0 id1 gd o cw UU ER 0 save c 0 parted 0 sc dis 0 fe directory 0 CO1FA100 0036 1 fffe 0035 0031 fffe Un D199 y fe directory 1 COFFCB80 4 0035 1 fffe 0034 0031 fffe Un D190 U wy st Up Us Dn Ds 0034 1 fffe 0033 0031 fffe Un D180 UJ 0033 1 fffe 0032 0031 fffe Un D170 y 7 TTT TTT 0032 1 fffe fffe 0031 fffe Un D160 Uy 001e 2 fffe fffe fffe fffe Dv 5 5 0 PUB c0486890 Type 00 Pub st 6 0031 1 0036 fffe 0013 fffe St RS BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 0013 1 0031 fffe fffe 0019 Dv 1 4 0 B vaconfo 17773521 vaidl 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 0 idl gd 0 save c 0 parted 0 sc dis 0 fe directory 0 CO1FA100 fe directory 1 COFFCB80 HSG60 and HSG80 Array Control
34. number of STORAGESETS storagesets command to count the number of storagesets configured on the controller Failed battery on ECB An ECB or uninterruptible power supply UPS is required for RAlDsets and mirrorsets Use the SHOW THIS command to check the ECB battery status Replace the ECB if required Cannot assign unit Incorrect command See the controller CLI Reassign the unit number number to syntax reference guide for with the correct syntax storageset correct syntax Unit is available but After created the None None not online unit automaticaly comes online Host cannot see Broken cables Check for broken Replace broken cables device cables HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 29 Troubleshooting Information Table 4 Troubleshooting Guidelines Sheet 9 of 9 Symptom Host cannot access unit Possible Cause Host files or device drivers not properly installed or configured Investigation Check for the required device special files Remedy Configure device special files as described in the installation and configuration guide that accompanied the software release Invalid Cache See the description for the invalid cache symptom on page 26 See the description for the invalid cache symptom Units have lost data Issue the SHOW unit number FULL command Clear these units with
35. supporting cache module However if the subsystem is backed up by using a UPS two options are available that tell the controller to use the UPS m For BA370 enclosures only use the ECB and the UPS together with the following CLI command SET controller UPS NODE_ONLY m Use only the UPS as the backup power source with the following CLI command SET controller UPS DATACENTER_WIDE See the controller CLI reference guide for detailed descriptions of these commands Cache policies resulting from cache module failures If the controller detects a full or partial failure of the supporting cache module or ECB the controller automatically reacts to preserve the unwritten data in the supporting cache module Depending upon the severity of the failure the controller chooses an interim caching technique also called the cache policy until the cache module or ECB is repaired or replaced Table 8 shows the cache policies resulting from a full or partial failure of cache module A Cache A in a dual redundant controller configuration The consequences shown in Table 8 are the same for Cache B failures Table 9 on page 50 shows the cache policies resulting from a full or partial failure of the ECB connected to Cache A in a dual redundant controller configuration The consequences shown in Table 9 are the opposite for an ECB failure connected to Cache B m If the ECB is at least 50 charged the ECB is still good and is charging m If the ECB is
36. the spareset so the device becomes available to replace another failing device Install the physical devices that are members of the storageset in the proper port target and LUN locations Delete the storageset recreate the storageset with the appropriate ADD INITIALIZE and ADD UNIT CLI commands and then reload the storageset contents from backup storage Restore the mirrorset data from backup storage The mirrorset is inoperative due to a disaster tolerance failsafe locked condition as a result of the loss of all local or remote Normal and Normalizing members while ERROR MODE FAILSAFE was enabled To clear the failsafe locked condition enter the CLI command SET unit number ERROR_MODE NORMAL HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 171 ASC ASCQ Repair Action and Component Identifier Codes Table 49 Recommended Repair Action Codes Sheet 6 of 8 Code Description 5C The mirrorset has at least one local Normal or Normalizing member and one remote Normal or Normalizing member Failsafe Error mode can now be enabled by entering the CLI command SET unit number ERROR_MODE FAILSAFE 5D The last member of the spareset was removed Add new drives to the spareset 5E The single member mirrorset has an error in its metadata space which could not be corrected Backup data from the mirror and initialize or replace the disk as soon as possible Perform the
37. 180 Component ID 2 secie use ns RI ruber bu exer ee ues et dee ee d 180 6 Last Fallute Codes o uono ker RRRRSEARREERERSRRERRERRCPE aes Pe PAM 211 Last Failure Code Structures joc usus cicer dox ek Ra bone Roe Op Rte A 212 Last Failure Code format llsseeeeeeeeee eh 213 Parameter Count esie sadoni pe pee E EEEE bac une e re ee yas d e a nap 213 Restart Code cisco orbe LRL bee Reid ud bie ep EUR BISA ERE ERR ES 213 Hardware and software flag 0 ce e 214 Repait Acton Code nes iet E ber idea cbe Mala eon Leet e aiu 214 Brror Number rie acs nd etn eee NE equ ee dde roS EN aad aa 214 Component ID Code rere eidem ce ua ELA HERCLE RU d E ACER 214 Last Failure and Repair Action Codes 0 0 0 0 cece cece eee 214 7 Alternative Controller Operations cece cece cece cece eens 269 Handling host configured units in error 6 eens 270 Setting SCSI Fairness espies enad bee eed R ERE RR EE REEL eee eb ees 272 Gloss ry EP ok op ese m 275 ndek coxa e bread QU ee EREERRPGIAAQUES INN ee ree re XAR 303 6 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Contents Figures 1 OCP pattern display showing FLL formatting 0 0 0 eee eee eee 34 2 Sample Last Failure report mesa area deea a EE aa ee eee eee 39 3 Sample Spontaneous Event logs showing EVL formatting 40 4 Sample CLI Event report showing CER formatting 0 0 00 00
38. 2 is NORMAL Size 53307531 blocks pi Sr partition rer LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02B3 Partitions Partition number Size TOENTIFTER E hee te th De ee Switches 1 10661371 545 RUN NOWRITE_PROTECT READ_CACHE 2 10661371 545 READAHEAD_CACHE WRITEBACK_CACHE 3 10661371 545 MAX_READ_CACHED_TRANSFER_SIZE 32 4 10661371 545 MAX_WRITE_CACHED_TRANSFER_SIZE 32 5 10661371 545 sal 646 ALL State s4 stripeset D ONLINE to the other controller D PREFERRED PATH OTHER CONTROLLER D Size 14215163 blocks Geometry C H S 4206 20 169 NOHOST REDUNDANT Switches D2 S1 partition CHUNKSIZE 256 blocks LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02B4 IDENTIFIER 2 State 4 NORMAL Switches DISK10400 member 0 is NORMAL RUN NOWRITE_PROTECT READ_CACHE DISK30400 member 1 is NORMAL READAHEAD_CACHE WRITEBACK_CACHE DISK50400 member 2 is NORMAL MAX_READ_CACHED_TRANSFER_SIZE 32 Size 53307459 blocks MAX WRITE CACHED TRANSFER SIZE 32 Partitions ACcesgs Partition number Size ADD PE EO EE ENE AEN AE E I State 1 10661371 545 ONLINE to the other controller 2 10661371 545 SERBEERRED SEIT OTHER CONTROLLER 3 10661371 545 Size 14215163 blocks 4 10661371 545 Geometry C H S 4206 20 169 5 10661371 545 NOHGETSREDUNDANT 574 D3 S1 partition LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02B5 SPARESET spareset IDENTIFIER 3 Switches FAILEDSET failedset RUN NOWRITE_PROTECT READ_CACHE r READAHEAD_CACHE W
39. 392 CommadOpCode 40 Senedoaaqudiier 41 50 OngndCDB 5 Host ID 52 53 Reserve 54 69 Controller board serial number 70 73 Controller software revision leve HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 155 Event Reporting Templates 156 Table 46 Template 51 Disk Transfer Error Event Sense Data Response Format Continued 4 bit offset 7 5 4 3 2 74 Reserved or patch version TM2 75 Reserve 6 LUN status 7 8 Reserve 79 82 BDevicefirmwarerevisionlev 83 98 Device product ID 99 100 Reserve 101 Device type 102 103 Reserved 104 121 Device sense data 122 159 Reserved HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Data Replication Manager Services Event Sense Response template Template 90 This section applies only to ACS V8 8P The controller Data Replication Manager services software component reports events through the Data Replication Manager Services Event Sense Data Response With Data Replication Manager fault management events are reported on Template 90 shown in Table 47 The error is signaled to all host systems on the logical unit associated with the initiator unit that reported the error m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that start
40. CACHE Writeback caching is enabled by default for all units The controller only provides writeback caching to a unit if the cache memory is nonvolatile as described in the next section By default the controller expects to use an ECB as the backup power source for the cache module However if the subsystem is protected by a UPS use one of the following CLI commands to instruct the controller to use the UPS SET controller UPS NODE_ONLY or SET controller UPS DATACENTER_WIDE Fault tolerance for writeback caching The cache module supports nonvolatile memory and dynamic cache policies to protect the availability of cache module unwritten writeback data HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 45 Troubleshooting Information Nonvolatile memory The controller provides writeback caching for storage units as long as the controller cache memory is connected to a nonvolatile backup power source such as an ECB The cache module must be nonvolatile to preserve unwritten cache data during a power failure If the cache memory is not connected to a backup power supply this unwritten data is lost during a power failure 46 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Note Disaster tolerant mirrorsets are not subject to this requirement By default the controller expects to use an ECB as the backup power source for the
41. Codes 0 0 0 0 cee eee eee HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Contents Contents 10 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide about this guide This troubleshooting guide provides information to help you troubleshoot problems with HP StorageWorks HSG60 and HSG80 array controllers About this Guide topics include Overview page 11 Conventions page 15 Rack stability page 17 Getting help page 18 Overview This section covers the following topics m Intended audience m Prerequisites m Related documentation HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 11 About this Guide Intended audience This document for users who are experienced with the following HSG60 and HSG80 array controllers HP StorageWorks Array Controller Software ACS m HP StorageWorks BA370 enclosure and enclosure components m HP StorageWorks M2100 and M2200 enclosures and enclosure components Prerequisites Before you complete procedures in this document consider the following items m Know what version of ACS is currently in use m Know which enclosure model is currently in use m Determine whether the subsystem controllers are in a single or dual redundant configuration Familiarize yourself with your specific subsystem configuration details Determine the model and types of compon
42. Controller Software Troubleshooting Guide 121 Utilities and Exercisers Table 34 Data Patterns for Phase 1 Write Test Continued Pattern Pattern in Hexadecimal Numbers 10 DB6C E 2D2D 2D2D 2D2D D2D2 D2D2 D2D2 2D2D 2D2D D2D2 D2D2 2D2D D2D2 2D2D D2D2 2D2D D2D2 12 DB6D B6DB 6DB6 DB6D B6DB 6DB6 DB6D B6DB 6DB6 DB6D B6DB 6DB6 DB6D 13 ripple 1 0001 0002 0004 0008 0010 0020 0040 0080 0100 0200 0400 0800 1000 2000 4000 8000 14 rippleO FIE FFFD FFFB FFF7 FFEF FFDF FFBF FF7F FEFF FDFF FBFF F7FF EFFF BFFF DFFF 7FFF 15 DB6D B6DB 6DB6 DB6D B6DB 6DB6 DB6D B6DB 6DB6 DB6D B6DB 6DB6 DB6D 16 3333 3333 3333 1999 9999 9999 B6D9 B6D9 B6D9 B6D9 FFFF FFFF 0000 0000 DB6C DB6C 17 9999 1999 699C E99C 9921 9921 1921 699C 699C 0747 0747 0747 699C E99C 9999 9999 18 FFFF 122 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers To test the read and write capabilities of a specific unit Caution Running this test on the unit erases all data on the unit Ensure that PAS the units used do not contain customer data 1 From a host console dismount the logical unit that contains the unit to be tested 2 Connecta terminal to the controller maintenance port that accesses the unit being tested 3 Run DILX with the following command RUN DILX The system
43. Error Repair Action nlmimml 29 EMU protocol version Upgrade either the EMU incompatible microcode or the software refer The microcode in the EMU and to the release notes that the software in the controller are accompanied the controller not compatible software nlmimim 2A All enclosure I O Ensure that the I O modules in modules are not of the an extended subsystem are same type either all single ended or all Enclosure I O modules are a differential but not both combination of single ended and differential nlmImll 2B Jumpers not Ensure that enclosure SCSI bus terminators found on terminators are installed and that backplane no jumpers are installed Replace Onar mora SCS bue the failed terminator if the terminators are either missing problem continues from the backplane or broken nlmllmm 2C Enclosure I O Ensure that all of the enclosure termination power out device SCSI buses have an I O of range module If problem persists Faulty or missing I O module replace the failed O module causes enclosure I O termination power to be out of range nlmilmli 2D Master enclosure SCSI Set the PVA ID to O for the buses are not all set enclosure with the controllers If to ID 0 the problem persists try the following repair actions 1 Replace the PVA module 2 Replace the EMU 3 Remove all devices 4 Replace the enclosure 36 HSG60 and HSG80 Array
44. HSG80 Array Controller and Array Controller Software Troubleshooting Guide 17 About this Guide Getting help If you still have a question after reading this document contact an HP authorized service provider or access our website hitp www hp com HP technical support Telephone numbers for worldwide technical support are listed on the following HP website hitp www hp com support From this website select the country of origin Note For continuous quality improvement calls may be recorded or monitored Be sure to have the following information available before calling Technical support registration number if applicable Product serial numbers Product model names and numbers Applicable error messages Operating system type and revision level Detailed specific questions HP storage website The HP website has the latest information on this product as well as the latest drivers Access storage at http www hp com country us eng prodsery storage html From this website select the appropriate product or solution HP authorized reseller For the name of your nearest HP authorized reseller m Inthe United States call 1 800 345 1518 m Elsewhere visit htto www hp com and click Contact HP to find locations and telephone numbers 18 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information This chapter provides guidelines for troublesho
45. LX compared the read and write data and discovered that they did not correspond 4 Compare host data should have reported a compare error but did not Explanation A compare host data compare was issued in a way that DILX expected to receive a compare error but no error was received HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 125 Utilities and Exercisers Format and device code load utility HSUTIL Use the HSUTIL utility to upgrade the firmware on disk drives in the subsystem and to format disk drives While formatting disk drives or installing new firmware HSUTIL might produce one or more of the messages shown in Table 36 many of the self explanatory messages have been omitted from the table Note Disk format times are approximate If a device takes greater than 20 percent more time than the estimate you may need to monitor the device to see if it performs well The device format time is SER however if the device encounters many block revector operations during complete ormatting it can take longer for the formatting to Table 36 HSUTIL Messages and Inquiries Message Insufficient resources Description HSUTIL cannot find or perform the operation because internal controller resources are not available Unable to change operation mode to maintenance for unit HSUTIL was unable to put the source single disk drive unit into Maintenance mode to ena
46. SCSI bus errors during disk operation In this instance the associated ASC and associated ASCQ fields are undefined 03052002 Device port SCSI chip reported gross error during disk Al 20 operation In this instance the associated ASC and associated ASCQ fields are undefined 03062002 Non SCSI bus parity error during disk operation In Al 20 this instance the associated ASC and associated ASCQ fields are undefined 03070101 Source driver programming error encountered during 41 01 disk operation In this instance the associated ASC and associated ASCQ fields are undefined 03080101 Miscellaneous SCSI port driver coding error detected 41 01 during disk operation In this instance the associated ASC and associated ASCQ fields are undefined 03094002 An unrecoverable disk drive error was encountered 51 40 while performing work related to disk unit operations 030C4002 A drive failed because a TEST UNIT READY 51 40 command or a READ CAPACITY command failed 030D000A Drive was failed by a MODE SELECT command 51 00 received from the host 030E4002 Drive failed due to a deferred error reported by drive 51 40 030F4002 Unrecovered read or write error 51 40 03104002 No response from one or more drives 51 40 0311430A Nonvolatile memory and drive metadata indicate 51 43 conflicting drive configurations 0312430A The synchronous transfer value differs between drives 5 43 in the same storageset 03134002 Maximum number of errors for this dat
47. Sense Data Response see Table 39 The error or condition is signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 39 Template 04 Multiple Bus Failover Event Sense Data Response Format Sheet 1 of 2 T bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiiodlsenelengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unsd 18 260 Reserved 27 Faledcontllertarget number 28 31 Attected LUNs 32 35 Instance Code 36 Tempe 37 Templefllag 38 53 Other controller board serial number 54 69 Controller board serial number 70 73 A Controller software revisione 7 4 Reserved or patch version IM2 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Table 39 Template 04 Multiple Bus Failover Event Sense Data Response Format Sheet 2 of 2 l bit offset 7 6 5 4 3 2 1 0 75 Reserved 76 LUN status 103 Reserved 104 131 Attected LUNs Extension TMO HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 141 Event Reporting Templates Failover Ev
48. The disk device reported Standard SCSI Sense 51 45 Data 03324002 SCSI bus selection timeout Passthrough 40 03330002 Device power on reset Passthrough 00 03344002 Target assertion of REQ after WAIT DISCONNECT Passthrough 40 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 195 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 16 of 30 Instance Code Description Template Repair Action Code 03354002 During device initialization a TEST UNIT READY Passthrough command or a READ CAPACITY command to the device failed 03364002 During device initialization the device reported a Passthrough 40 deferred error 03374002 During device initialization the maximum number of Passthrough 40 errors for a data transfer operation was exceeded 03384002 The REQUEST SENSE command to the device failed Passthrough 40 03394002 A command timeout occurred Passthrough 40 033A4002 A disconnect timeout occurred Passthrough 40 033B4002 An unexpected bus phase occurred Passthrough 40 033C4002 The device unexpectedly disconnected from the SCSI Passthrough 40 bus 033D4002 Unexpected message Passthrough 40 033E4002 Message reject received on a valid message Passthrough 40 033F0101 No command control structures are available for the Passthrough 01 passthrough device operation 03402002
49. Use FRUTIL to replace a failed controller cache module or ECB in a dual redundant controller configuration without shutting down the subsystem Refer to the controller maintenance and service guide for a more detailed explanation of how FRUTIL is used during the replacement process Note FRU7I cannot run in remote copy set environments while O is in progress to the target side due to host write and normalization ACS V8 8P only 132 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Change Volume Serial Number CHVSN utility Use the CHVSN utility to generate a new volume serial number called VSN for the specified device and to write the VSN on the media The CHVSN utility is used to eliminate duplicate volume serial numbers and to rename duplicates with different volume serial numbers Note Only HP authorized service providers can use this utility HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 133 Utilities and Exercisers 134 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates This chapter describes the event codes the fault management software provides for spontaneous events and last failure events Topics include m Passthrough Device Reset Event Sense Data Response template page 137 m Last Failure Event Sense Data Response template Template 01
50. accessible to host due to a remote copy condition ACS V8 8P only space Unknown availability S State of a virtual storage unit 2 Disk device spinning at correct speed Disk device spinning up Disk device spinning down v Disk device stopped spinning space Unknown spindle state or device is not a disk unit W Write protection state of the virtual storage device W For disk drives indicating the device is hardware write protected space Device is not a disk unit 106 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 20 VTDPY Unit Performance Data Fields Column Definitions Continued Column Contents C Caching state of the device a Read writeback and read ahead caching enabled b Read and writeback caching enabled c Read and read ahead caching enabled p Read ahead caching enabled r Read caching only w Writeback caching enabled space Caching disabled Kb s Average amount of data transferred to and from the unit during the last update interval in kilobyte increments per second Rd Percentage of data transferred between the host and the unit that was read from the unit Wr Percentage of data transferred between the host and the unit that was written to the unit Cm Percentage of data transferred between the host and th
51. by pushing their Reset buttons simultaneously Model 2100 and 2200 enclosures Install or reseat ECB Mirrored cache controller reports cache or mirrored cache has failed Primary data and the mirrored copy data are not identical SHOW THIS CONTROLLER indicates that the cache or mirrored cache has failed Spontaneous MU message displays Primary cache declared failed data inconsistent with mirror or mirrored cache declared failed data inconsistent with primary Enter the SHUTDOWN command on controllers that report the problem This command flushes the cache contents to synchronize the primary and mirrored data Restart the controllers that were shut down HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 25 Troubleshooting Information Table 4 Troubleshooting Guidelines Sheet 5 of 9 Symptom Possible Cause Investigation Remedy Invalid cache Mirrored cache SHOW Connect a terminal to the mode discrepancy THIS CONTROLLER maintenance port on the This discrepancy can indicates invalid cache controller reporting the occur after installing error and clear the error a new controller The with the following Spontaneous MU message displays Cache modules command all on one line CLEAR ERRORS existing cache module is set for mirrored caching THIS CONTROLLER inconsistent but the new NVALID
52. cache metadata version failed 03 because the cache module holds dirty data that needs to be flushed prior to image swap Restart this controller with the pre upgrade image and restart the upgrade procedure from the beginning This procedure causes dirty data to be flushed before the new image is installed HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 257 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 45 of 55 Last Failure Code Description 12100310 An image upgrade that updated the cache metadata version failed because the cache module held dirty data This was likely caused by deviating from the required upgrade procedure by not properly verifying the integrity of the system prior to the image swap or by swapping hardware components as part of the procedure The dirty data was permanently cleared from the cache Restart this controller with the pre upgrade image If either the SHOW THIS_CONTROLLER INVALID_CACHE or SHOW UNIT lost data conditions are found they must be cleared 12110310 An image upgrade that updated the cache metadata version failed 03 because the cache module held dirty data This was likely caused by deviating from the required upgrade procedure by not properly verifying the integrity of the system prior to the image swap or by swapping hardware components as part of the procedure The dirty d
53. chapter are used for all HP StorageWorks controller devices therefore some of the events reported in this chapter might not be applicable to the HSG60 and HSG80 controller 136 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Passthrough Device Reset Event Sense Data Response template Events reported by passthrough devices during host and device operations are conveyed directly to the host system without intervention or interpretation by the array controllers with the exception of device sense data that is truncated to 160 bytes if it exceeds 160 bytes Events that are related to passthrough device recognition initialization and SCSI bus communication events result in a reset of a passthrough device by the HSG60 and HSG80 controller These events are reported through standard SCSI Sense Data see Table 37 For all other events see the templates contained within this section m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 8 11 are detailed in the Instance Codes chapter that starts on page 177 Table 37 Passthrough Device Reset Event Sense Data Response Format Error code Segment 2 m Sense ey 3 6 Intormation 7 Addiionlsenselengh 8 11 Instance Code 12 ASC 13 ASCQ T4 Reld eplace
54. chip PSCR status Last failure parameter 3 contains the PCFX PCI Data or Address Line PDAL control and status register Last failure parameter 4 contains the Intel bus IBUS address of error register Last failure parameter 5 contains the previous PDAL address of error register Last failure parameter 6 contains the current PDAL address of error register 01902086 The PCI bus on the controller does not allow a master to initiate a 20 transfer Unable to provide further diagnosis of the problem Last failure parameter O contains the value of read diagnostic register 0 Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of read diagnostic register Last failure parameter 3 contains the value of write diagnostic register Last failure parameter 4 contains the value of write diagnostic register 1 Last failure parameter 5 contains the IBUS address of error register HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 219 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 7 of 55 Last Failure Code Description 01910084 Acache module was inserted or removed Last failure parameter 0 contains the value of the actual cache module A exists state Last failure parameter 1 contains the value of the actual cache module B exists state Last failu
55. code 211 to 268 component ID code field 214 displayed using the FMU 213 displaying 68 error number field 214 H W flag field 214 logging 72 parameter count field 213 repair action code field 214 repair action codes correlation table 214 to 268 Index restart code field 213 structure and format 212 structure and format illustrated 212 translating 70 using FMU to display codes 68 last failure codes format table 213 list of utilities and exercisers 67 locating devices 119 logging SET commands enabling in FMU 72 enabling verbose logging 72 timestamping 73 M memory system failures 68 mirrored writeback cache enabling 53 mirrorsets duplicating data with the CLONE utility 131 N nonvolatile memory fault tolerance for writeback caching 46 notification and recovery threshold field See NR threshold field NR threshold field instance code 179 P parameter count last failure code 213 passthrough device reset event sense data response format table 137 performance statistics resource 117 power source enabling writeback caching 46 prerequisites 12 problem solving 20 processor and controller utilization See controller and processor utilization HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 307 Index R rack stability warning 17 rate of transfer checking to host 92 read caching enabled for all storage units 44 general description 44 read capability disk testin
56. count of single bit ECC errors found in the same region below this address Last failure parameter 2 contains the lower 32 bits of the actual data read at the parameter 0 address Last failure parameter 3 contains the higher 32 bits of the actual data read at the parameter 0 address Last failure parameter 4 contains the lower 32 bits of the expected data at the parameter 0 address Last failure parameter 5 contains the higher 32 bits of the expected data at the parameter 0 address 268 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Alternative Controller Operations This section covers the following topics m Handling host configured units in error page 270 W Setting SCSI Fairness page 272 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 269 Alternative Controller Operations Handling host configured units in error 270 Handling host configured units requires additional maintenance if a unit is in error Highly functional host OSes such as Tru64 UNIX using Logical Storage Manager LSM provide redundancy for storage volumes The host systematically maintains a viable path to a unit through internal checks on a periodic basis In maintaining a viable path to a unit that is in error the host might not disengage a storage unit and resume error free operations For example m In several instances while using LSM with Tr
57. diagnostic register 2 Last failure parameter 3 contains the value of write diagnostic register O Last failure parameter 4 contains the value of write diagnostic register 1 Last failure parameter 5 contains the IBUS address of the error register 01970188 Software indicates all NMI causes cleared but some remain 01 Last failure parameter O contains the value of read diagnostic register O Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of read diagnostic register 2 Last failure parameter 3 contains the value of write diagnostic register O Last failure parameter 4 contains the value of write diagnostic register 1 Last failure parameter 5 contains the IBUS address of the error register Last failure parameter 6 contains the PCFX PDAL control and status register Last failure parameter 7 contains the PCFX CDAL control and status register 01982087 The IBUS encountered a parity error 20 Last failure parameter O contains the value of read diagnostic register O Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of read diagnostic register 2 Last failure parameter 3 contains the value of write diagnostic register O Last failure parameter 4 contains the value of write diagnostic register 1 Last failure parameter 5 contains the IBUS address of the error register L
58. disk Due to the way bad block replacement is performed on SCSI disk drives information on the actual replacement blocks is not available to the controller and is therefore not included in the event report 021A0064 Disk bad block replacement attempt completed for a 41 00 write of controller metadata to a location outside the user data area of the disk Due to the way bad block replacement is performed on SCSI disk drives information on the actual replacement blocks is not available to the controller and is therefore not included in the event report 021B0064 Disk bad block replacement attempt completed for a 41 00 read of controller metadata from a location outside the user data area of the disk Due to the way bad block replacement is performed on SCSI disk drives information on the actual replacement blocks is not available to the controller and is therefore not included in the event report 021D0064 Unable to lock the other controller cache in a 14 00 write cache failover attempt Either a latent error could not be cleared on the cache or the other controller did not release the other controller cache In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 021E0064 The device specified in the Device Locator field was 51 00 added to the RAIDset associated with the logical unit The RAlDset is now in reconstructing state
59. displays the following prompt It is recommended that DILX only be run when there is no host activity present on the controller Do you want to continue y n n 4 Enter Y es to accept Note Use the auto configure option to test the read and write capabilities of every unit in the subsystem 5 Enter N o to decline the auto configure option and to allow testing of a specific unit 6 Enter N o to decline the default settings Note To ensure that D LX accesses the entire unit space enter 120 minutes or more in the next step The default setting is 10 minutes 7 Enter the number of minutes desired for running the test 8 Enter the number of minutes between the display of performance summaries 9 Enter Y es to include performance statistics in the summary 10 Enter Y es to display both hard and soft errors 11 Enter Y es to display the hex dump HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 123 Utilities and Exercisers 12 Press Enter or Return to accept the hard error limit default 13 Press Enter or Return to accept the soft error limit default 14 Press Enter or Return to accept the queue depth default 15 Enter 1 to run the Basic Function test option 16 Enter Y es to enable phase 1 the write test 17 Enter Y es to accept the default percentage of requests that DILX issues as read requests during phase 2 the random I O test DILX issues the balanc
60. eee e 87 CLEAR DEVICE ERRORS unit command 00000000eeeee 88 Video Terminal Display VTDPY utility llle 89 VIDPY RestrictiOns ne eei tere e e a t a dep ace orare aunts S deca 89 Running VIDPY iississsace peri se ab dorw e E bo RR Ro ERR S Rd P Ed 89 VIDPY he lPi arome i aa Arbo E E bea EN e a ta tates 91 VEDPY sCreens i eeu eg ebd a EE NO gat name E puce A logia 92 Display Default scteen nues epe DELE de be der Ed cea 92 Controller Status screen 2 uruar urrena eree 93 Cache Performance screen issus oes eb eee RR eed oe eee Re e d 95 Device Performance screen 1 0 eect tenet ees 96 4 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Contents Host Ports Statistics screen llle 98 Resource Statistics screen llle 100 Remote Status Screen Ou ek Ue xc ed Ro nace Rp tp Rte D 102 Interpreting VTDPY screen information 102 Scr en header toss cua ee x eere e o Rot apad ce pon doe RTT TEK 103 Common data fields s cea aina a niai ier Ree rely ER e Ee 104 Unit Performance data fields 2 2 cece cee nee 105 Device Performance data fields 108 Device Port Performance data fields 0 0 cece eee 109 Host port configuration lllseeeeee eee 110 TACHYON chip status 4 o dre Dede rette aaae s dod sh aw d b eto o db iua 112 Runtime Status of Remote Copy Sets screen 00 ce eee ee eee 113 Device port configuration 0 0
61. instance the Last Failure Code and Last Failure Parameters fields are undefined 07070C01 The failover control detected that both controllers are 05 OC acting as SCSI ID 7 Since IDs are determined by hardware it is unknown which controller is the real SCSI ID 7 In this instance the Last Failure Code and Last Failure Parameters fields are undefined 07080B0A The failover control was unable to send a keepalive 05 OB communication to the other controller It is assumed that the other controller is inoperable or not started In this instance the Last Failure Code and Last Failure Parameters fields are undefined HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 205 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 26 of 30 Repair Instance Action Code Description Template Code 07090064 The failover control received a code load message from the other controller indicating that a new program image is being written onto the other controller PCMCIA card During this process communication does not occur between the controllers to keep them operative however this controller does not make the other controller inoperative 0C00370A Memory system error analysis is indicated in the 14 37 information preserved during a previous last failure but no error conditions are indicated in the available Memory Controller Regis
62. it to release a reservation to a connection that no longer exists but is not cleared by the host bus adapter HB A or host third party process logout TPRLO on that connection You can also use the command if the unit needs to be presented to a different host other than the one taking the reservation or holding a persistent reservation out on it FMU gt CL EAR RESERVATION unit Note Use the CLEAR DEV or clearing reservations or persistent reservations allows any host to access a unit if the host has a connection link to the unit CE _ERRORS unit command with caution Changing HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 77 Utilities and Exercisers Device Information and Error Utilities Device Information and Error Utilities provide specific system and device error information m The SHOW DEVICE INFORMATION unit and SHOW DEVICE INFORMATION ALL FMU commands provide information for every device in the system m The SHOW DEVICE ERRORS and CLEAR DEVICE ERRORS unit FMU commands capture and clear device errors and store them in an Event log Note Clear device errors from a controller only if you are moving it between different subsystems Otherwise the command captures potentially useful information for troubleshooting purposes m The SHOW LAST ALL FULL FMU command provides detailed system malfunction information SHO
63. last three tests until the time entered in step 7 on page 123 expires m Write test Writes specific patterns of data to the unit see Table 34 DILX does not repeat this test m Random I O test Simulates typical I O activity by issuing read write access and erase commands to randomly chosen LBNs The ratio of these commands can be manually set as well as the percentage of read and write data that is compared throughout this test This test takes 6 minutes m Data transfer test Tests throughput by starting at an LBN and transferring data to the next unwritten LBN This test takes 2 minutes m Seek test Stimulates head motion on the unit by issuing single sector erase and access commands Each I O uses a different track on each subsequent transfer The ratio of access and erase commands can be manually set This test takes 2 minutes Table 34 Data Patterns for Phase 1 Write Test Pattern Pattern in Hexadecimal Numbers 1 0000 2 8B8B 3 3333 4 3091 5 0001 0003 0007 OOOF 001F OO3F OO7F OOFF O1FF OGFF O7FF OFFF 1FFF 3FFF 7FFF 6 FIE FFFC FFFC FFFC FFEO FFEO FFEO FFEO FEOO FCOO F800 FOOO FO00 C000 8000 0000 7 0000 0000 0000 FFFF FFFF FFFF 0000 0000 FFFF FFFF 0000 FFFF 0000 FFFF 0000 FFFF 8 B6D9 9 5555 5555 5555 AAAA AAAA AAAA 5555 5555 AAAA AAAA 5555 AAAA 5555 AAAA 5555 AAAA 5555 HSG60 and HSG80 Array Controller and Array
64. less than 50 charged the ECB is low but still charging Table 8 Cache Policies Cache Module Status Cache Module Status Cache Policy CacheA Cache B Unmirrored Cache Mirrored Cache Data loss None Data loss None Cache policy Both controllers Cache policy Both controllers support writeback caching support writeback caching Failover None Failover None HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 47 Troubleshooting Information Table 8 Cache Policies Cache Module Status Continued Cache Module Status Cache Policy CacheA Cache B Unmirrored Cache Mirrored Cache Multibit Good Data loss Forced error and loss Data loss None Controller A cache of writeback data for which the recovers lost writeback data from memory multibit error occurred the mirrored copy on Cache B failure Controller A detects and reports Cache policy Both controllers the lost blocks support writeback caching Cache policy Both controllers Failover Nona support writeback caching Failover None 48 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 8 Cache Policies Cache Module Status Continued Cache Module Status CacheA Cache B DIMM or cache memory controller chip failure Good Troubleshooting Information Cache Policy Unmirrored Cache Data loss Writeback data that was not written to media
65. on same channel 91 22 No parity disk defined 91 23 No data disks defined 91 24 Too many disks defined 91 25 Nospace available to define LUN Sub LUN cannotbe defined 92 00 Controller cannot clear busy status from drive 93 00 Drive returned vendor unique sense data 94 00 Invalid request of a redundant controller AO 00 Last Failure Event report AO 01 Nonvolatile Parameter Memory Component Event report AO 02 Backup Battery Failure Event report AO 03 Subsystem Built In Self Test Failure Event report AO 04 Memory System Failure Event report AO 05 Failover Event report AO 07 RAID Membership Event report AO 08 Multiple bus failover event AO 09 Multiple bus failback event AO OA Disaster tolerance failsafe error mode can now be enabled AO OB Connection table is full 164 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes Table 48 ASC and ASCQ Code Descriptions Sheet 4 of 5 ASC Code Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al A2 A2 BO BO DO DO DO D1 D1 D1 D1 D1 D1 D1 ASCQ Code 00 01 02 03 04 OA OB OC OD 10 11 12 13 14 15 00 01 00 01 01 02 03 00 02 03 04 05 07 08 Description Shelf OK is not properly asserted Unable to clear swap interrupt Interrupt disabled Swap interrupt re enabled Asynchronous swap detected Controller
66. shelf OK is not properly asserted EMU fault power supplies not OK EMU fault fans not OK EMU fault temperature not OK EMU fault external air sense not OK Power supply fault is now fixed Fans fault is now fixed Temperature fault is now fixed External air sense fault is now fixed EMU and cabinet now available EMU and cabinet now unavailable Peer to peer remote copy connection event Remote copy set membership event Command timeout Watchdog timer timeout Disconnect timeout Chip command timeout Byte transfer timeout Bus errors Unexpected bus phase Disconnect expected ID message not sent Synchronous negotiation error Unexpected disconnect Unexpected message HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 165 ASC ASCQ Repair Action and Component Identifier Codes Table 48 ASC and ASCQ Code Descriptions Sheet 5 of 5 ASC ASCQ Code Code Description D1 09 Unexpected tag message D1 OA Channel busy D1 OB Device initialization failure Device sense data available D2 00 Miscellaneous SCSI driver error D2 03 Device services had to reset the bus D3 00 Drive SCSI chip reported gross error D4 00 Non SCSI bus parity error D5 02 Message reject received on a valid message DZ 00 Sourcedriverprogrammingerror EO 03 Fault Manager detected an unknown error code EO 06 Maximum number of errors for this O exceeded EO 07 Pn rep
67. shuts down the subsystem Turn off power switch on AC input box Replace cooling fan Restore power to subsystem BA370 enclosure only Determine if the standby power switch on the PVA was pressed for more than 5 seconds Press the alarm control switch on the EMU Failed controller If the previous remedies fail to resolve the problem check OCP LED codes Replace controller Reset button lit steadily other LEDs also lit Various Note OCP LED Codes Follow repair action by using Table 5 on page 32 Reset button flashing other LEDs also lit Device in error or failedset on corresponding device port with other LEDs lit SHOW device FULL Follow repair action by using Table 6 on page 35 22 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 4 Troubleshooting Guidelines Sheet 2 of 9 Symptom Cannot set fail over lo create dual redundant configuration Possible Cause Incorrect command syntax Investigation See the controller CLI reference guide for the SET FAILOVER command Troubleshooting Information Remedy Use the correct command syntax Different software Check software versions on both Update one or both controllers so that both versions on controllers controllers use the same software version Incompatible Check hardware Upgrade controllers so hardware versions that the
68. step Last failure parameter 3 contains the FX DMA XOR count Last failure parameter 4 contains the FX DMA Zero count Last failure parameter 5 contains the FXW state Last failure parameter 6 contains the FX wait queue count Last failure parameter 7 contains the FX ring queue count 12140100 An attempt to allocate a free VAR failed 01 12150100 An attempt to allocate a free VAR failed 01 20010100 The action for work on the CLI queue should be cri CONNECT 01 CLI COMMAND IN or CLI PROMPT If it is not one of these three a bugcheck results 20020100 The Formatted ASCII Output FAO returned a non successful response 01 This response happens only if a bad format is detected or the formatted string overflows the output buffer 20030100 The type of work received on the CLI work queue was not of type CLI 01 20060100 A work item of an unknown type was placed on the CLI SCSI virtual 01 terminal thread work queue by the CLI 20080000 This controller requested this controller to restart 00 20090010 This controller requested this controller to shut down 00 200A0000 This controller requested this controller to self test 00 200B0100 Could not get enough memory for FCBs to receive information from the 01 other controller 200D0101 DS PORT_BLOCKED failed to return a false status which signals that 01 nothing is blocked
69. storage devices storage array subsystem See storage subsystem storage subsystem The controllers storage devices enclosures cables and power supplies used to form a mass storage subsystem storage unit The general term that refers to storagesets single disk units and all other storage devices that are installed in your subsystem and accessed by the host A storage unit can be any entity that is capable of storing data whether it is a physical device or a group of physical devices See also container storageset 1 A group of devices configured with RAID techniques to operate as a single container 2 Any collection of containers such as stripesets mirrorsets striped mirrorsets and RAIDsets storageset expansion The dynamic expansion of the storage capacity size of a unit A storage container is created in the form of a concatenation set which is added to the existing storage set defined as a unit stripe The data divided into blocks and written across two or more member disks in an array 298 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary stripe size The stripe capacity as determined by n 1 times the chunksize where n is the number of RAIDset members striped mirrorset See RAID level 0 1 stripeset See RAID level 0 striping The technique used to divide data into segments also called chunks The segments are striped or distributed across members of
70. subsystem read and write performance m Read caching m Read ahead caching m Write through caching m Writeback caching Read caching If the controller receives a read request from the host the controller reads the data from the disk drives delivers the data to the host and stores the data in the supporting cache module Subsequent reads for the same data take this data from the supporting cache module rather than access the data from the disk drives This process is called read caching Read caching can decrease the subsystem response time to many host read requests If the host requests some or all of the cached data the controller satisfies the request from the supporting cache module rather than from the disk drives Read caching is enabled by default for all storage units For more details refer to the following CLI commands in the controller CLI reference guide mH SET unit number MAXIMUM CACHED TRANSFER nn mH SET unit number MAX READ CACHED TRANSFER SIZE nn m SETunit number READ CACHE Read ahead caching Read ahead caching begins after the controller has already processed a read request and the controller receives a subsequent read request from the host If the controller does not find the data in the cache memory the controller reads the data from the disk drives and sends this data to the cache memory During read ahead caching the controller anticipates subsequent read requests and begins to prefetch the next blocks
71. task I O operations Each task in the system must establish its own correspondence between logical unit numbers and physical devices See also logical unit maintenance terminal An EIA 423 compatible terminal used with the controller This terminal is used to identify the controller enable host paths enter configuration information and check controller status The maintenance terminal is not required for normal operations See also local terminal and local connection mass storage control protocol See MSCP Mbps Approximately one million 109 bits per second that is megabits per second MBps Approximately one million 109 bytes per second that is megabytes per second member A container that is a storage element in a RAID array metadata The data written to a disk for the purposes of controller administration Metadata improves error detection and media defect management for the disk drive Metadata is also used to support storageset configuration and partitioning Nontransportable disks also contain metadata to indicate they are uniquely configured for HP StorageWorks environments Metadata can be thought of as data about data mirrored writeback caching A method of caching data that maintains two copies of the cached data The copy is available if either cache module fails mirroring The act of creating an exact copy or image of data mirrorset See RAID level 1 HSG60 and HSG80 Array Controller and Array
72. terms the port is m A logical channel in a communications system m The hardware and software used to connect a host controller to a communications bus such as a SCSI bus or serial bus Regarding the controller the port is m The logical route for data in and out of a controller that can contain one or more channels all of which contain the same type of data m The hardware and software that connects a controller to a SCSI device port name A 64 bit unique identifier assigned to each Fibre Channel port The Port Name is communicated during the logon and port discovery process preferred address The AL PA that an NL port attempts to acquire first during initialization primary enclosure The primary enclosure is the subsystem enclosure that contains the controllers cache modules external cache batteries and the PV A module private NL Port An NL port that does not attempt login with the fabric and only communicates with NL ports on the same loop program card The PCMCIA card containing the controller operating software See also PCMCIA card protocol The conventions or rules for the format and timing of messages sent and received PTL Port target LUN The controller method of locating a device on the controller device bus public NL Port An NL port that attempts login with the fabric and can observe the rules of either public or private loop behavior A public NL port may communicate with both private and
73. the stripeset This technique helps to distribute hot spots across the array of physical devices to prevent hot spots and hot disks Each stripeset member receives an equal share of the I O request load improving performance surviving controller The controller in a dual redundant configuration pair that serves companion devices after the companion controller fails switch A method that controls the flow of functions and operations in software synchronous A method of data transmission which allows each event to operate in relation to a timing signal See also asynchronous tape A storage device supporting sequential access to variable sized data records target 1 A SCSI device that performs an operation requested by an initiator 2 Designates the target identification ID number of the device target ID number The address a bus initiator uses to connect with a bus target Each bus target is assigned a unique target address this controller The controller that is serving your current CLI session through a local or remote terminal See also other controller TILX Tape inline exerciser The controller diagnostic software to test the data transfer capabilities of tape drives in a way that simulates a high level of user activity HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 299 Glossary TMSCP Tape mass storage control protocol The protocol by which blocks of information are tra
74. to proper controller operation is indicated immediate attention is required Figure 8 FMU translation of a Last Failure Code and an Instance Code Sample Controlling the display of significant events and failures Use the SET command to control how the fault management software displays significant events and failures Table 13 on page 72 describes the various SET commands that can be entered while running FMU These commands remain in effect while the current FMU session remains active unless the PERMANENT qualifier is entered the last entry in the table HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 71 Utilities and Exercisers Table 13 FMU SET Commands Command SET EVENT_LOGGING SET NOEVENT_LOGGING Result Enables and disables the spontaneous display of significant events to the local terminal preceded by EVL see example in the section Spontaneous Event log that starts on page 40 By default logging is enabled SET EVENT LOGGINQ If logging is enabled the controller spontaneously displays information about the events on the local terminal Spontaneous event logging is suspended during the execution of CLI commands and operation of utilities on a local terminal Because these events are spontaneous logs are not stored by the controller SET LAST FAILURE LOGGING SET NOLAST FAILURE LOGGING Enables and disables th
75. to storage across multiple hosts This is also known as restricting host access serial transmission A method of transmission in which each bit of information is sent sequentially on a single channel rather than simultaneously as in parallel transmission service rate The rate at which an entity is able to service requests For example the rate at which an Arbitrated Loop is able to service arbitrated requests signal converter See SCSI bus signal converter SIMM Single inline memory module single ended I O module A 16 bit I O module See also I O module single ended HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 297 Glossary SCSI bus An electrical connection where one wire carries the signal and another wire or shield is connected to electrical ground Each signal logic level is determined by the voltage of a single wire in relation to ground This is in contrast to a differential connection where the second wire carries an inverted signal spareset A collection of disk drives made ready by the controller to replace failed members of a storageset star coupler The physical hub of the CI cluster subsystem cabling The star coupler is a set of connection panels contained within a cabinet containing cable connections and transformers through which the nodes of a cluster connect to one another through the CI bus See also nodes and CI bus storage array An integrated set of
76. utilization data fields table 115 device performance data fields table 108 device port data fields table 115 device port performance data fields table 109 resource performance statistics data fields table 117 screen header 103 unit performance data fields 105 VTDPY threads table 116 data patterns DILX write test table 121 describing event codes 70 device performance data fields definitions VTDPY device screen 108 device port configuration using VIDPY device screen 114 status screen 114 device port performance data fields definitions VTDPY device screen 109 device type codes 70 304 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide devices adding with the CONFIG utility 128 disk testing read and write capability 121 testing read capability 119 exercising disks 119 finding disks 119 generating a new volume serial number with the CHVSN utility 133 renaming the volume serial number with the CHVSN utility 133 diagnostics ECB charging 42 DILX 119 to 124 data patterns for phase 1 write test table 121 error codes 124 error codes table 124 DILX control sequences commands table 120 disk drives See also devices adding with the CONFIG utility 128 generating a new volume serial number with the CHVSN utility 133 renaming the volume serial number with the CHVSN utility 133 disk inline exerciser See DILX displaying current FMU settings 74 event codes 70 last failure codes 68
77. when failure occurred was not recovered Cache policy Controller A supports write through caching only Controller B supports writeback caching m Failover In Transparent Failover all units fail over to Controller B In Multiple bus Failover with host assist only those units that use writeback caching such as RAlDsets and mirrorsets fail over to Controller B All units with lost data become inoperative until they are cleared by using the CLEAR_ERRORS unit number LOST DATA command Units that did not lose data operate normally on Controller B In single controller configurations RAlDsets mirrorsets and all units with lost data become inoperative Although lost data errors can be cleared on some units RAlDsets and mirrorsets remain inoperative until the memory on Cache A is repaired or replaced Mirrored Cache Data loss Controller A recovers all of writeback data from the mirrored copy on Cache B Cache policy Controller A supports write through caching only Controller B supports writeback caching Failover In Transparent Failover all units fail over to Controller B and operate normally In Multiple bus Failover with host assist only those units that use writeback caching such as RAlDsets and mirrorsets fail over to Controller B HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 49 Troubleshooting Information Table 8 Cache Policies Cache
78. 0 or HSG80 Array Controller Installation Instructions EK 80CTL IM FO1 HP StorageWorks Replacing an External Cache Battery ECB Installation Instructions EK 80ECB IM FO1 HP StorageWorks HSG80 ACS Solution Software Version 8 8 for HPUX Installation and Configuration Guide AA RV 1FA TE HP StorageWorks HSG80 Enterprise Modular Pide RAID Array Fibre Channel Solution Software Version 8 8 lor HP UX Release Notes AA RV1GA TE HP StorageWorks HSG80 ACS Solution Software Version 8 8 for BM AK Installation and Configuration Guide AA RV1HA TE HP StorageWorks HSG80 Enterprise Modular VP de RAID Array Fibre Channel Solution Software Version 8 8 for IBM AIX Release Notes AA RV 1JA TE HP StorageWorks HSG80 Enterprise Modular Storage RAID Array Fibre Channel Solution Software Version 8 8 for Linux X86 and Alpha Release Notes AA RV1KA TE HP StorageWorks HSG80 ACS Solution Software Version 8 8 for LINUX X86 and Alpha Installation and Configuration Guide AA RV1LA TE HP StorageWorks HSG80 ACS Solution Software Version t 8 D Novell NetWare Installation and Configuration vide AA RVIMA TE HP StorageWorks HSG80 Enterprise Modular e RAID Array Fibre Channel Solution Software Version 8 8 lor Novell NetWare Release Notes AA RVINA TE HP y dii HSG80 ACS Solution Software Version 8 8 for OpenVMS Installation and Configuration Guide AA RV1PA TE HP StorageWorks HSG80 Enterpri
79. 01 E204 PORT 2 TOPOLOGY FABRIC fabric up Address 151200 NOREMOTE COPY 1 D Cache 256 megabyte write cache version 0022 Cache is GOOD No unflushed data in cache CACHE_FLUSH_TIMER DEFAULT 10 seconds Mirrored Cache 256 megabyte write cache version 0022 Cache is GOOD No unflushed data in cache Battery NOUPS FULLY CHARGED Expires 16 MAY 2007 Extended information Terminal speed 9600 baud eight bit no parity 1 stop bit Operation control 00000000 Security state code 6894 Configuration backup disabled Unit Default access enabled SCSI Fairness Disabled Vendor ID DEC ck IK RIK IK IK A IK IK ek RIK IK ke kk ok IK ke IK IK IK IK IK AK IK IK RK ek IO ok KR RK Information of all remote copy sets in full SHOW REMOTE FULL TR IR A RK RK RK IR RR KK IK KK I IK ck k KR OK ck ck I KR IR TOR kk RR ek No REMOTE_COPY_SETS TR AR A KK RR KK IKK RK OK A RK I I KR KR IO RK I RR TOR IO RR Information of all association sets in full SHOW ASSOCIATION FULL ck IK RIK IK ek AK ek ke kk ek IK he kk ek IK ek kk ke kk ek kk kk koe kk kk kk ek ek ok koe No ASSOCIATIONS HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 57 Troubleshooting Information HOST ID 2000 0000 C927 6191 NEWCON30 VMS THIS HOST ID 2000 0000 C927 6191 NEWCON31 VMS THIS HOST ID 2000 0000 C923 01EA NEWCON32 VMS THIS HOST ID 2000 0000 C923 01EA NEWCON33 VMS OTHER HOST ID 2000 0000 C92
80. 02280064 The device specified in the Device Locator field was 5 00 added to the mirrorset associated with the logical unit The new mirrorset member is now in Copying state HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 183 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 4 of 30 Repair Instance Action Code Description Template Code 022C0064 The device specified in the Device Locator field has transitioned from Copying or Normalizing state to the Normal state 022E0064 The device specified in the Device Locator field was 51 00 converted to a mirrorset associated with the logical unit 022F0064 The mirrored device specified in the Device Locator 51 00 field was converted to a single device associated with the logical unit 02383A01 The Cache BO memory controller that resides on the 14 3A other cache module failed testing performed by the cache diagnostics This is the mirrored cache memory controller The Memory Address field contains the starting physical address of the Cache BO memory 02392201 Both the Cache BO memory controller and Cache B1 14 22 memory controller that reside on the other cache module failed testing performed by the cache diagnostics Data cannot be accessed in the primary cache or the mirror cache The Memory Address field contains the starting physical address of the Cache AO memory 023E
81. 08 41 5 SHOW THIS CLI sample screen display 43 6 Sample Device Discovery Error Report 54 T Sample tast failure entry i Gia et baad Weder te wie CAG headed 69 8 FMU translation of a Last Failure Code and an Instance Code Sample 71 9 SHOW RESERVATION sample output Microsoft Windows 2003 32 bit 76 10 SHOW RESERVATION Sample Output HP Tru64 UNIX 0004 TI 11 SHOW DEVICE INFO Dxxxxsampleoutput eee eee 78 12 SHOW DEVICE INFO arLisampleoutput lees 79 13 SHOW DEVICE ERRORS sample output llle 84 14 Event log interpretation llle n 85 15 VTDPY commands and shortcuts generated from the HELP command 91 16 Sample of the VTDPY default screen 2 0 eee eee 93 17 Sample of the Controller Status screen 0 0 eee ee eee 94 18 Sample of the Cache Performance screen 0 0 eee eee eee 95 19 Sample of regions on the Device Performance screen 00 00 e ee eee ee 97 20 Sample of the Host Ports Statistics screen 0 0 eee eee eee 99 21 Sample of the VTDPY Resource Statistics screen 0 0 eee eee ee 101 22 Sample of the VTDPY Remote Status screen ACS V8 8P only 102 23 Sample port configuration information 0 0 0 cece eee re 114 24 Example of a listing of patches with associated checksum values 129 25 Structure of an Instance Code 0 0 cece ee 178 26 Structure of a Last Fa
82. 090010 Description This controller requested this controller to shutdown Reporting Component 32 20 Description Command Line interface Reporting component s event number 9 09 Restart Type 1 01 Description No restart Figure 7 Sample last failure entry HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 69 Utilities and Exercisers Translating event codes To translate the event codes in the fault management reports for spontaneous events and failures 1 Connect a PC or a local terminal to the controller maintenance port 2 Start FMU with the following command RUN FMU 3 Show one or more of the entries with the following command DESCRIBE code type code where W code typeis one of those listed in Table 12 W code is the alphanumeric value displayed in the entry Table 12 Event Code Types ASC ASCQ Cope COMPONENT CODE CONTROLLER UNIQUE ASC ASCQ CODE DEVICE TYPE CODE EVENT _THRESHOLD CODE INSTANCE CODE LAST FAILURE CODE REPAIR ACTION CODE 9 xo ons o mv 30 RESTART_TYPE SCSI COMMAND OPERATION CODE SENSE DATA QUALIFIERS N SENSE KEY CODE w TEMPLATE_CODE 1 Code types marked with an asterisk require multiple code numbers see the Event Reporting Templates chapter that starts
83. 0C2201 Cache diagnostics have declared the cache bad 14 22 during testing The Memory Address field contains the starting physical address of the Cache AO memory 020D2401 The wrong write cache module is configured The 14 24 serial numbers do not match Either the existing or the expected cache contains dirty writeback cached data In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 020E2401 The write cache module is missing A cache is 14 24 expected to be configured and contains dirty writeback cached data In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 02102401 The write cache modules are not configured properly 14 24 for a dual redundant configuration One of the cache modules is not the same size to perform cache failover of dirty writeback cached data In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 182 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 3 of 30 Repair Instance Action Code Description Template Code 02110064 Disk bad block replacement attempt completed for a read within the user data area of the
84. 105 status screen 105 units exercising disks 119 unpartitioned mirrorsets duplicating data with the CLONE utility 131 upgrading EMU software with the CLCP utility 129 UPS backup power 43 utilities CLCP utility 129 utilities and exercisers CHVSN utility 133 CLCP utility 129 CLONE utility 130 131 CONFIG utility 128 DILX 119 to 124 FMU 68 to 74 FRUTIL 132 HSUTIL 126 VTDPY utility 89 to 118 utilities and exercisers list 67 310 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide V verbose logging 72 video terminal display See VTDPY volume serial number generating a new one with the CHVSN utility 133 renaming with the CHVSN utility 133 VTDPY cache screen common data fields definitions part 1 table 104 part 2 table 105 sample illustrated 95 unit performance data fields definitions table 106 checking communication with host 92 commands table 90 common data fields 104 controller and processor utilization configuration 115 default display sample of transfer Xfer rate region illustrated 91 default screen common data fields definitions part 1 table 104 part 2 table 105 sample illustrated 93 unit performance data fields definitions table 106 device performance data fields 108 device port configuration 114 device port performance data fields 109 device screen controller and processor utilization definitions table 115 device map column definitions table 115 devi
85. 10661371 blocks State Geometry C H S 3155 20 169 ONLINE to the other controller NOHOST REDUNDANT PREFERRED PATH OTHER CONTROLLER D9 S2 partition Size 14215163 blocks LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02C0 Geometry C H S 4206 20 169 IDENTIFIER 9 NOHOST_REDUNDANT Switches D6 S RUN NOWRITE_PROTECT READ_CACHE LUN ID 6000 1FE1 0001 E200 0001 READAHEAD CACHE WRITEBACK CACHE IDENTIFIER 6 MAX READ CACHED TRANSFER SIZE 32 Switches MAX WRITE CACHED TRANSFER SIZE 32 RUN NOWRITE PROTE Access READAHEAD CACHE WRITEBACK CAC ALL MAX READ CACHED TRANSFER SIZE 32 State MAX WRITE CACHED TRANSFER SIZE 32 ONLINE to the other controller Access PREFERRED PATH OTHER CONTROLLER ALL Size 10661371 blocks State Geometry C H S 3155 20 169 ONLINE to the other controller NOHOST REDUNDANT PREFERRED PATH OTHER CONTROLLER D10 S2 partition Size 10661371 blocks LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02C1 Geometry C H S 3155 20 169 IDENTIFIER 10 NOHOST REDUNDANT Switches D7 S RUN NOWRITE PROTECT READ CACHE LUN ID 6000 1FE1 0001 E200 0001 READAHEAD CACHE WRITEBACK CACHE IDENTIFIER 7 MAX READ CACHED TRANSFER SIZE 32 Switches MAX WRITE CACHED TRANSFER SIZE 32 RUN NOWRITE_PROTE Access READAHEAD CACHE WRITEBACK CAC ALL MAX READ CACHED TRANSFER SIZE 32 State MAX WRITE CACHED TRANSFER SIZE 32 ONLINE to the other controller PREFERRED PATH OTHER CONTROLLER Size 10661371 block
86. 16 W FULL displays additional information such as the Intel 1960 stack and hardware component register sets for example the memory controller FX host port device ports and so forth 4 Exit FMU with the following command EXIT The following example shows a last failure entry The Informational Report the lower half of the entry contains the Last Failure Code reporting component and so forth that can be translated with FMU to learn more about the event Last Failure Entry 4 Flags 006FF300 Template 1 01 Description Last Failure Event Occurred on 28 OCT 2004 at 15 29 28 Power On Time 0 Years 14 Days 19 Hours 51 Minutes 31 Seconds Controller Model HSG80 Serial Number AA12345678 Hardware Version 0000 00 Software Version V088P FF Informational Report Instance Code 0102030A Description An unrecoverable software inconsistency was detected or an intentional restart or shutdown of controller operation was requested Reporting Component 1 01 Description Executive Services Reporting component s event number 2 02 Event Threshold 10 0A Classification SOFT An unexpected condition detected by a controller software component e g protocol violations host buffer access errors internal inconsistencies uninterpreted device errors etc or an intentional restart or shutdown of controller operation is indicated Last Failure Code 20090010 No Last Failure Parameters Last Failure Code 20
87. 17769177 vafediro 17769179 vafeo 17769181 vaconfo 17773521 vaidl 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 1 idl gd 1 save c 0 parted 1 sc dis 0 fe directory 0 62806E00 fe directory 1 262807200 Nv St Up Us Dn Ds EE EUER RM REN Nv St Up Us Dn Ds 0030 1 fffe 002f 002a fffe Un D150 y TTT TTT iHHHE 002f 1 fffe 002e 002a fffe Un D140 uy 0014 2 fffe fffe fffe fffe Dv 1 5 0 PUB c0486a64 Type 00 Pub st 6 HHH 002e 1 fffe 002d 002a fffe Un D130 Y BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 He E eee ee pris iiie Ms Piao 4 vaconfo 17773521 vaidl 17773522 vsilbnsiz 17769177 e il a oe vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 0 idl_gd 002a 1 0030 fffe 0012 fffe St RS 0 save c 0 parted 0 sc dis 0 fe directory 0 CO1FA100 0012 1 002a fffe fffe 0018 Dv 1 3 0 H fe directory 1 COFFCB80 BLOX vaso 17769177 vabbro 17769177 vaf 17773521 vaidl 17773522 vsilbnsiz 177691 Nv St Up Us Dn Ds vsicontsiz 0 mdatav 11 nodest 0 prev on 2222 2 2 0 ted 1 dis 0 fe di t dove spen roban ma e d 0015 2 fffe fffe fffe fffe Dv 1 8 0 PUB c04864e8 Type 00 Pub st 6 px EE ee a BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 UU TS dun sd E vaconfo 17773521 vaidl 17773522 vsilbnsiz 17769177 ve by Ve RE vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 0 idl_gd vsicontsiz 0 mdatav 11
88. 2401 Metadata residing in the controller and on the two 14 24 cache modules disagree on the mirror node In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 023F2301 The cache backup battery covering the mirror cache is 12 23 insufficiently charged The Memory Address field contains the starting physical address of the Cache B1 memory 184 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 5 of 30 Repair Instance Action Code Description Template Code 02402301 The cache backup battery covering the mirror cache was declared bad Either the battery failed testing performed by the cache diagnostics during system startup or the battery was low insufficiently charged for longer than the expected duration The Memory Address field contains the starting physical address of the Cache B1 memory 02412401 Mirrored cache writes have been disabled Either the 14 24 primary or the mirror cache is bad or the data is invalid and is not used In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 02422464 Cache failover attempt failed because the other cache 14 24 was illegally configured with DIMMs In this instance the Memory Add
89. 3 renaming the volume serial number with the CHVSN utility 133 structure of event codes 178 symbols in text 15 symbols on equipment 16 symptoms of a problem 22 T tables ASC and ASCQ code descriptions 162 cache policies cache module status 47 cache policies ECB status 50 component identifier ID codes 175 controller restart codes 213 308 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide DILX control sequences commands 120 data patterns for phase 1 write test 121 error codes 124 event code types 70 fault remedy 22 Flashing OCP pattern displays and repair actions 32 FMU SET commands 72 HSUTIL messages and inquiries 126 Instance Codes format 179 instance codes event NR threshold classifications 179 last failure code format 213 last failure codes repair action codes correlation 214 to 268 passthrough device reset event sense data response format 137 recommended repair action codes 167 to 174 Related documentation 12 solid OCP pattern displays and repair actions 35 status field first digit on the TACHYON chip 112 status field second digit on the TACHYON chip 112 template 01 last failure event sense data response format 138 template 04 multiple bus failover event sense data response format 140 template 05 failover event sense data response format 142 template 1 1 nonvolatile parameter memory component event sense data response format 145 template 12 b
90. 320101 An invalid code was passed to the error recovery thread in the 01 ERROR STAT field of the PCB Last failure parameter O contains the PCB ERROR STAT code HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 235 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 23 of 55 Last Failure Code Description 03330188 A parity error was detected by a device port while sending data onto the SCSI bus Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains the PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 236 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 24 of 55 Last Failure Code Description 03370108 A d
91. 7 Getting help uus Dose ede cte deck eo ted e E sale utei ot eee Wala eni te eoe f 18 HP technical support 0 hn 18 HP stor ge Website ceo se e RR Rec HR Po RU tnt en DR NAA 18 HP authorized reseller lleeeeeeeee III 18 1 Troubleshooting Information 00 c cece cece cece ee eee cece 19 Typical installation problem identification checklist and troubleshooting guidelines 20 Significant event reporting 0 6 eee hh 31 Reporting events that cause controller operation to halt 004 31 Flashing OCP pattern display reporting 0 cece eee eee eens 32 Solid OCP pattern display reporting llle 34 Last failure reporting 0 0 6 cette n eens 39 Reporting events that allow controller operation to continue 04 40 Spontaneous Event log sseeeeeeeee hh 40 CLI Event reporting soe cee crea citera s hh rre 41 Running the controller diagnostic test 0 0 eee eens 41 ECB charging diagnostics 42 Battery hysteresis e 5e ee e pee ge e eR RC CAR UR we Weller e IRR E 42 UPS used for backup power 0 0 cece cee een etn eens 43 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 3 Contents Caching techniques i nos reie eb p eet tea RA DU oci a wed ure Y ie Bow 44 Read caching cin hes ea beh br ER ERR ERN ERR A ER oes 44 Read ah ad caching i a ee Rel ure Ret tec OR ate 44 Write through cac
92. 7 6191 NEWCON34 VMS OTHER HOST ID 2000 0000 C927 6191 NEWCON35 VMS OTHER HOST ID 2000 0000 C923 01EA NEWCON3 6 VMS OTHER HOST ID 2000 0000 C923 01EA No rejected Hosts Connection Summary Connection Name Operating system Controll Offset NEWCON29 VMS THIS Information of all connections in full ck IKK IK ke khe kk ek ek e kk IK ek ke kk kk kk ke kk ko kk kk kk KK ke kk kk ek kk ek ko ke AD AD Maximum Allowed Connections 96 Used Connections 8 Free Connections 88 Rejected Connections 0 58 ck IKK IK IK IR IK IK ke IK IK I IK ek ke kk kk IK RR IR TOR IO KK IR OR IK AOR ek AK SHOW CONNECTION FULL OK kk IK I KK ek IK IK IK IK kk ek IK kk koe kk kk kk ok kk IK IK IK RIOR ek koe ke ek eee SHOW MANAGER SRR IK RR IO IR I RR OR IO hok koe ko ko kk kc TOR ok choke OR kk ko ke ek koe ke ke ke e Management information Connection lt lt lt All Connections Enabled gt gt gt Name Operating System Controller Port Address Status NEWCON29 VMS THIS 1 151F00 OL this 0 HOST ID 2000 0000 C927 6191 NEWCON30 VMS THIS HOST ID 2000 0000 C927 6191 NEWCON3 1 VMS THIS HOST ID 2000 0000 C923 01EA NEWCON32 VMS THIS HOST ID 2000 0000 C923 01EA NEWCON33 VMS OTHER HOST ID 2000 0000 C927 6191 NEWCON34 VMS OTHER HOST ID 2000 0000 C927 6191 NEWCON35 VMS OTHER HOST ID 2000 0000 C923 01EA NEWCON36 VMS OTHER HOST ID 2000 0000 C923 01EA lt lt lt All Connections Enabled gt gt
93. 8 Template 01 Last Failure Event Sense Data Response Format y bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiiodlsenelengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unsd I8 31 Reevd 32 35 Instance Code HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Table 38 Template 01 Last Failure Event Sense Data Response Format Continued L bit offset 7 6 5 4 3 2 1 0 36 Template Booo Templaefllag 38 53 Reserve 54 69 Controller board serial number 70 73 Controller sofware revision level 7 4 Reserved or patch version IM2 75 Reserve 76 LUN status 7 103 Reserve 104 107 LFC 108 111 Hesfelvweparameer O 112 115 lesf elweparameer 16 119 les elweparameer 2 120 123 lLesfelwreparameer 3 124 127 lasf elweparameer 4 128 131 lesfalveparameter 132 2135 aesalveparameter 136 1399 laesf elvweparameter 7 140 159 M Reevd HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 139 Event Reporting Templates Multiple Bus Failover Event Sense Data Response template Template 04 140 The controller SCSI host interconnect services software component reports Multiple bus failover events through the Multiple Bus Failover Event
94. 9 Recommended Repair Action Codes Sheet 5 of 8 Code 5 52 53 54 55 56 57 58 59 5A 5B Description The mirrorset is inoperative for one of the following reasons m The last Normal member has malfunctioned Perform repair actions 55 and 59 m The last Normal member is missing Perform Repair Action 58 m The members have been moved around and the consistency checks show mismatched members Perform Repair Action 58 The indicated storageset member was removed for one of the following reasons m The member malfunctioned Perform Repair Action 56 m By operator command Perform Repair Action 57 The storageset may be in a state that prevents adding a replacement member Check the state of the storageset and its associated unit and resolve the problems found before adding the replacement member The device may be in a state that prevents adding the device as a replacement member or may not be large enough for the storageset Use another device for the ADD action and perform Repair Action 57 for the device that failed to be added Perform the repair actions indicated in any and all event reports found for the devices that are members of the storageset Perform the repair actions indicated in any and all event reports found for the member device that was removed from the storageset Then perform Repair Action 57 Delete the device from the failedset and redeploy for example by adding the device to
95. A4002 A byte transfer timeout occurred during operation to a device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03CB0101 A miscellaneous SCSI port driver coding error was Al 01 detected during operation to a device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03CC0101 An error code was reported that was unknown to the 41 01 fault management software In this instance the associated ASC and associated ASCQ fields are undefined 03CD2002 The device port SCSI chip reported a gross error 41 20 during operation to a device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03CE2002 Non SCSI bus parity error during operation to a Al 20 device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03CFO101 A source driver programming error was encountered 4 01 during operation to a device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03D04002 A failure occurred while attempting a SCSI TEST 41 40 UNIT READY or READ CAPACITY command to a device The device type is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined see the Device Discovery Error repor
96. Array Controller Software Troubleshooting Guide Utilities and Exercisers Disk Inline Exerciser DILX Use DILX to check the data transfer capability of a unit which may be composed of one or more disk drives Checking for unit problems DILX generates intense read and write loads to the unit while monitoring drive performance and status Run DILX on as many units as desired however since this utility creates substantial I O loads on the controller HP recommends stopping host based I O activity during the test Note D LX cannot be run on Snapshot units ACS V8 8S or remote copy sets ACS V8 8P only Finding a unit in the subsystem To find a unit or device in the subsystem 1 2 Connect a PC or a terminal to the controller maintenance port Show the devices that are configured on the controller with the following CLI command SHOW UNITS Find the specific device in the enclosure with the following CLI command LOCATE unit number This command causes the device fault LED to Flash continuously Enter the following CLI command to turn off the LED LOCATE CANCEL Testing the read capability of a unit To test the read capability of a unit 1 From a host console dismount the logical unit that contains the unit being tested Connect a terminal to the controller maintenance port that accesses the unit being tested HSG60 and HSG80 Array Controller and Array Controller Software Troubl
97. B from discharging during planned power outages 42 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information UPS used for backup power If a UPS is used for backup power and the controllers are set to DATACENTER WIDE the controllers check the battery and indicate if a battery failure exists but they do not take any action see Figure 5 for an example of the screen display after issuing the SHOW THIS CLI command HSG gt SHOW THIS Controller HSG80 2G93413884 Software V88 x 0 Hardware E06 NODE ID 5000 1FE1 0002 A270 ALLOCATION CLASS 0 SCSI VERSION CS Configured for MULTIBUS FAILOVER with ZG93513566 In dual redundant configuration Device Port SCSI address 6 Time 29 JUN 2004 13 45 57 Command Console LUN is lun 0 IDENTIFI pS R S00 Host Connection Table is LOCKED Smart Error Eject Disabled Battery UPS DATACENTER_WIDE FULLY CHARGED Expires 18 JUN 2007 Previous controller operation terminated by power failure Figure 5 SHOW THIS CLI sample screen display Refer to the appropriate installation and configuration guide and controller CLI reference guide for information about the UPS switches HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 43 Troubleshooting Information Caching techniques The cache module supports the following caching techniques to increase
98. CACHE s with mirror mode i controller is set for NODESTROY_ unmirrored caching UNFLUSHED_DATA This discrepancy can Refer to the controller CLI also occur if the new reference guide for more controller is set for information mirrored caching but the existing cache module is not 26 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 4 Troubleshooting Guidelines Sheet 6 of 9 Symptom Possible Cause Cache module can erroneously contain unflushed writeback data This can occur after installing a new controller The existing cache module might indicate that the cache module contains unflushed writeback data but the new controller expects to find no data in the existing cache module This error can also occur if installing a new cache module for a controller that expects writeback Investigation SHOW THIS_CONTROLLER indicates invalid cache No spontaneous FMU message Troubleshooting Information Remedy Connect a terminal to the maintenance port on the controller reporting the error and clear the error with the following command all on one line CLEAR_ERRORS THIS_CONTROLLER NVALID_CACHE DESTROY UNFLUSHED DATA Refer to the controller CLI reference guide for more information Refer to the HP StorageWorks HSG6O and HSG80 Array Controller and Array Controller Software Maintenance and Service Guide
99. Cache policy Both controllers Cache policy Both controllers charged support write through caching support write through caching only only Failover In Transparent Failover Failover None all units fail over to Controller B and operate normally In Multiple bus Failover with host assist only those units that use writeback caching such as RAlDsets and mirrorsets fail over to Controller B In single controller configurations the controller only provides write through caching to the units Failed Failed Data loss None Data loss None Cache policy Both controllers Cache policy Both controllers support write through caching support write through caching only only Failover None RAlDsets and Failover None RAlDsets and mirrorsets become inoperative mirrorsets become inoperative Other units that use writeback Other units that use writeback caching operate with caching operate with write through write through caching only caching only No restart occurs A restart occurs 52 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Dual external cache battery failures The array controller cache policy provides for proper handling of a single ECB failure as described in this guide For dual ECB failures it states that no failover occurs If a dual ECB failure is detected both controllers are restarted Enabling mirrored writeback cache Before configuring dua
100. Certain events can cause a flashing display of the OCP LEDs Each event and the resulting pattern are described in Table 5 Note Remember that a solid black pattern represents a flashing display A white pattern indicates off All LEDs flash at the same time and at the same rate Table 5 Flashing OCP Pattern Displays and Repair Actions 0 0 2 Pattern Code Error Repair Action nmmmmml 1 Program card EDC error Replace program card nmmmlmm 4 Timer zero on the Replace controller processor is bad nmmmlml 5 Timer one on the Replace controller processor is bad nmmmllm 6 Processor Guarded Replace controller Memory Unit GMU is bad nmmlmll B Nonvolatile Journal Verify the correct upgrade refer Memory JSRAM to the controller release notes structure is bad and other related because of a memory documentation if available If error or an incorrect error continues replace upgrade procedure controller nmmllml D One or more bits in the Press the Reset button to restart diagnostic registers the controller If this does not did not match the correct the error replace the expected reset value controller nmmlllm E Memory error in the Replace controller JSRAM nmnillll F Wrong image found on Replace program card or program card replace controller if needed nmlmmmm 10 controller module Replace controller memory is bad 32 HSG60 and HSG80 Array Controller and Array Con
101. Controller Software Troubleshooting Guide 289 Glossary MIST Module Integrity Self Test MSCP Mass storage control protocol The protocol by which blocks of information are transferred between the host and the controller over the CI bus Multiple bus Failover A controller operational mode that allows the host to control the failover process by moving the unit s from one controller to another N Port A port attached to a node for use with point to point topology or fabric topology network In data communication a configuration in which two or more terminals or devices are connected to enable information transfer NL Port A port attached to a node for use in all three topologies node In data communications the point at which one or more functional units connect transmission lines In Fibre Channel a device that has at least one N port or NL port nominal membership The desired number of mirrorset members after the mirrorset is fully populated with active devices If a member is removed from a mirrorset the actual number of members may fall below the nominal membership Non L Port A node of fabric port that is not capable of performing the Arbitrated Loop functions and protocols N ports and F ports are loop capable ports non participating mode A mode within an L port that inhibits the port from participating in loop activities L ports in this mode continue to retransmit received transmission words but are not perm
102. Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Table 6 Solid OCP Pattern Displays and Repair Actions Sheet 3 of 5 role 4 Pattern nlmillm Code 2E Error Multiple enclosures have the same SCS D More than one enclosure has the same SCS D Repair Action Reconfigure the PVA ID to uniquely identify each enclosure in the subsystem The enclosure with the controllers must be set to PVA ID O additional enclosures must use PVA IDs 2 and 3 If the error continues after PVA settings are unique replace each PVA module one at a time Check the enclosure if the problem remains memory NVPM structure revision too low NVPM structure revision number is lower than can be handled by the software version attempting to be executed nimllll 2F Memory module has Verify that DIMMs are installed illegal DIMM correctly configuration nilmmmm 30 An unexpected bugcheck Reinsert controller If the problem occurred before persists reset the controller If the subsystem error persists try resetting the initialization controller again and replace the completed controller if no change occurs An unexpected Last Failure occurred during initialization nilmmml 31 LFSINIT unable to Replace controller allocate memory Attempt to allocate memory by ILFSINIT failed nilmmlm 32 Code load
103. DWD with an illegal address was found Last failure parameter 0 contains the bad DWD pointer Last failure parameter 1 contains the corresponding PCB pointer 035A0100 Invalid SCSI message byte passed to DS 01 035B0100 Insufficient DWD resources available for SCSI message passthrough 01 03640100 Processing RUN SWITCH disabled for LOGDISK associated with the 01 other controller 03650100 Processing PUB unblock for LOGDISK associated with the other 01 controller 03660100 No memory available to allocate PUB to tell the other controller of reset 01 to one if its LUNs 03670100 Changes to a Bad Block Replacement BBR occurred 01 O36F0101 Either SEND_SDTR or SEND_WDTR flag set in a non miscellaneous 01 DWD Last failure parameter O contains the invalid command class type 03780181 In DS GET RESUME ADDR the buffer address is non longword aligned 01 for FX access Last failure parameter 0 contains the re entry bad address value HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 243 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 31 of 55 Last Failure Code Description 03790188 A PCI bus fault was detected by a device port Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the
104. E CLD Either that 01 device had dirty data or it was bound to a RAlDset 02AB0100 An invalid call was made to CACHESDEALLOCATE SLD A RAlDset 01 member either had dirty data or writeback already turned on 02ACO100 An invalid call was made to CACHESDEALLOCATE SLD The RAlDset 01 still has data strip nodes O2AE0100 The mirrorset member count and individual member states are 01 inconsistent Discovered during a mirrorset write or erase O2AF0102 An invalid status was returned from vASXFER in a write operation 01 Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 02B00102 An invalid status was returned from VASXFER in an erase operation 01 Last failure parameter 0 contains the DD address Last Failure Parameter 1 contains the invalid status 02B10100 A mirrorset read operation was received and the round robin selection 01 algorithm found no Normal members in the mirrorset Internal inconsistency 02B20102 An invalid status was returned from CACHESLOCK_READ during a 01 mirror copy operation Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 02B30100 CACHESCHANGE MIRROR MODE invoked illegally cache bad dirty 01 data still resident in the cache 02B90100 Invalid code loop count attempting to find the cache ID blocks 01 02BD0100 A mirrorset metadata online operation found no Normal members in the 01
105. E LONG operation was requested for a local buffer 01 WRITE LONG is not supported for local buffer transfers 02380102 An invalid status was returned from CACHESLOCK READ 01 Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 023A2084 A processor interrupt was generated by the controller FX indicating an 20 unrecoverable error condition Last failure parameter 0 contains the FX CSR Last failure parameter 1 contains the FX direct memory access DMA Indirect List Pointer register DILP Last failure parameter 2 contains the FX DMA Page Address Register DADDR Last failure parameter 3 contains the FX DMA Command and Control register DCMD 02440100 The logical unit mapping type was detected invalid in 01 VA SET DISK GEOMETRY 02530102 An invalid status was returned from CACHESLOOKUP LOCK 01 02560102 Last failure parameter 0 contains the DD address Last failure parameter 1 contains the invalid status 224 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 56 Last Failure Codes and Repair Action Codes Sheet 12 of 55 Last Failure Last Failure Codes Code Description 02570102 An invalid status was returned from VASXFER
106. ER 02910100 Invalid metadata combination detected in BUILD RAID NODE 01 02920100 Unable to handle that many bad dirty pages exceeded 01 MAX BAD DIRTY Cache memory is bad HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 225 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 13 of 55 Last Failure Code Description 02930100 There was no free or freeable buffer to convert bad metadata or to borrow a buffer during failover of bad dirty data 02940100 A free device correlation array entry could not be found during 01 writeback cache failover 02950100 Invalid DCA state detected in START_CRASHOVER 01 02960100 Invalid DCA state detected in START_FAILOVER 01 02965EOA A bad block was detected on the mirrorset metadata region and the 5E requested addition of a new member to the mirrorset could not be completed 02970100 Invalid DCA state detected in INIT_FAILOVER 01 02990100 A free RAID correlation array entry could not be found during writeback 01 cache failover 029A0100 Invalid cache buffer metadata detected while scanning the buffer 01 metadata array Found a page containing dirty data but the corresponding device correlation array entry does exist 029D0100 Invalid metadata combination detected in BUILD_BAD_RAID_
107. ER SIZE 32 D150 D160 D170 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER 10661371 blocks 3155 20 169 Size Geometry C H S NOHOST REDUNDANT S3 partition LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02CB IDENTIFIER 150 Switches RUN NOWRITE PROTECT READ CACHE READAHEAD CACHE WRITEBACK CACHE MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT S4 partition LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02D1 IDENTIFIER 160 Switches RUN NOWRITE PROTECT READ CACHE READAHEAD CACHE WRITEBACK CACHE MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT S4 partition LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02D2 IDENTIFIER 170 Switches RUN NOWRITE PROTECT READ CACHE READAHEAD CACHE WRITEBACK CACHE MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide State D180 D190 D199 Access ONLINE to this contr
108. G80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Cache Performance screen The Cache Performance screen shown in Figure 18 consists of the following sections m Screen header which includes Controller ID data Subsystem performance Controller uptime Unit status Unit I O activity VTDPY gt DISPLAY CACHE HSG80 S N 2G92712820 SW V88P 0 HW E 01 58 1 Idle 878 KB S 787 Rg S ss OSEE DIS O28 Unit ASWC KB S Rd wr Cm Ht Ph MS Purge BlCbd BlHit P0300 o 0 0 0 0 0 0 0 0 0 0 D0303 0 b 0 0 0 0 0 0 0 0 0 0 D0304 0 0 0 0 0 0 0 0 0 0 P0400 0 0 0 0 0 0 0 0 0 0 P0401 0 0 0 0 0 0 0 0 0 0 D0402 x b 0 0 0 0 0 0 0 0 0 0 Figure 18 Sample of the Cache Performance screen HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 95 Utilities and Exercisers Device Performance screen The Device Performance screen shown in Figure 19 on page 97 consists of the following sections m Screen header which includes Controller ID data Subsystem performance Controller uptime Device port configuration upper left Device performance upper right Device port performance lower left 96 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide VTDPY gt DISPLAY DEVICE HSG80 Target attain 0123456789012345 P1 hH PDD o2 hH DDD 325 hH t4 hH DDD 5 P hH 6D hH Port Rq S OY
109. GS 1 Fibre Channel Generic Services 1 FC GS 2 Fibre Channel Generic Services 2 FC IG Fibre Channel Implementation Guide FC LE Fibre Channel Link Encapsulation ISO 8802 2 FCP The mapping of SCSI 3 operations to Fibre Channel FC PH specification Short for The Fibre Channel Physical and Signaling Interface Standard FC SB Fibre Channel Single Byte Command Code Set FC SW Fibre Channel Switched Topology and Switch Controls HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 283 Glossary FD SCSI A fast narrow differential SCSI bus with an 8 bit data transfer rate of 10 MB s See also FWD SCSI and SCSI FDDI Fiber distributed data interface An ANSI standard for 100 megabaud transmission over fiber optic cable fiber A fiber or optical strand Spelled fibre in Fibre Channel fiber optic cable A transmission medium designed to transmit digital signals in the form of pulses of light Fiber optic cables are noted for properties of electrical isolation and resistance to electrostatic contamination FL Port A port in a fabric where an N Port or NL Port may be connected flush The act of writing dirty data from cache to a storage media See also dirty data FMU Fault Management Utility A utility that is run to provide fault or error reporting information forced errors A data bit indicating that a corresponding logical data block contains unrecoverable data f
110. Mirroring is disabled In this instance the Byte Count field is undefined 02675201 The device specified in the Device Locator field was 51 52 removed from the RAIDset associated with the logical unit The removed device is now in the failedset The RAIDset is now in a reduced stote 188 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 9 of 30 Repair Instance Action Code Description Template Code 0268530A The device specified in the Device Locator field failed to be added to the RAIDset associated with the logical unit The device remains in the spareset 02695401 The device specified in the Device Locator field failed 51 54 to be added to the RAIDset associated with the logical unit The failed device was moved to the failedset 026A5001 The RAlDset associated with the logical unit is 51 50 inoperative 026B0064 The RAIDset associated with the logical unit has 5 00 transitioned from a Normal state to Reconstructing state 026C0064 Applies to Reconstructing state to Normal state 51 00 026D5201 The device specified in the Device Locator field was 51 52 removed from the mirrorset associated with the logical unit The removed device is now in the failedset 026E0001 The device specified in the Device Locator field was 51 00 reduced from the mirrorset associated with th
111. Module Status Continued Cache Module Status Cache Policy CacheA Cache B Unmirrored Cache Mirrored Cache Cache Good Same as for DIMM failure see Data loss Controller A recovers all board page 49 of writeback data from the failure mirrored copy on Cache B Cache policy Both controllers support write through caching only Controller B cannot execute mirrored writes because Cache A cannot mirror Controller B unwritten data Failover None Table 9 Resulting Cache Policies ECB Status ECB Status Cache Policy CacheA Cache B Unmirrored Cache Mirrored Cache At least At least Data loss None Data loss None 50 50 Cache policy Both controllers Cache policy Both controllers charged charged continue to support writeback continue to support writeback caching caching Failover None Failover None 50 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Table 9 Resulting Cache Policies ECB Status Continued ECB Status Cache Policy CacheA Cache B Unmirrored Cache Mirrored Cache less than At least Data loss None Data loss None 50 50 Cache policy Controller A Cache policy Both controllers charged charged supports write through caching continue to support writeback only Controller B supports caching writeback caching Failover None Failover In Transparent Failover all units fail over to Controller B I
112. NING Text set off in this manner indicates that failure to follow directions in the warning could result in bodily harm or death Caution Text set off in this manner indicates that failure to follow directions N could result in damage to equipment or data HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 15 About this Guide Tip Text in a tip provides additional help to readers by providing nonessential or optional techniques procedures or shortcuts Note Text set off in this manner presents commentary sidelights or interesting points of information Equipment symbols The following equipment symbols may be found on hardware for which this guide pertains They have the following meanings AA Any enclosed surface or area of the equipment marked with these symbols indicates the presence of electrical shock hazards Enclosed area contains no operator serviceable parts WARNING To reduce the risk of personal injury from electrical shock hazards do not open this enclosure N amp Any RJ 45 receptacle marked with these symbols indicates a network interface connection WARNING To reduce the risk of electrical shock fire or damage to the equipment do not plug telephone or telecommunications connectors into this receptacle AA Any surface or area of the equipment marked with these symbols indicates the presence of a hot surface or hot compone
113. NODE 01 029F0100 The Cache Manager software has insufficient resources to handle a 01 buffer request pending 02A00100 Value added VA Change state is trying to change device affinity and 01 the cache has data for this device 02A10100 Pubs not one when transportable 01 02A20100 Pubs not one when transportable 01 02A30100 No available data buffers If the cache module exists then this is true 01 after testing the whole cache Otherwise no buffers are allocated from buffer memory on the controller module 02A40100 A call to EXEC ALLOCATE_MEM_ZEROED failed to return memory 01 after allocating VA Transfer Descriptors VAXDs 02A50100 Changes to DILPs occurred 01 02A60100 A call to EXECSALLOCATE MEM ZEROED failed to return memory after 01 allocating Change State Work Items 02A70100 Changes to VA Request ltems 01 226 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 14 of 55 Last Failure Code Description 02A90100 Too many pending FOCSSEND requests by the Cache Manager Code is not designed to handle more than one FOCSSEND pending because there is no reason to expect more than one pending 02AA0100 An invalid call was made to CACHESDEALLOCAT
114. Otherwise enter the CLI SHUTDOWN THIS command to clear the inconsistency upon restart Replace the indicated cache module No action necessary cache diagnostics determines whether the indicated cache module is faulty If the Sense Data FRU field is non zero follow Repair Action 41 Otherwise replace the appropriate FRU associated with the device SCSI interface or the entire device Consult the device maintenance manual for guidance on replacing the indicated device FRU Update the configuration data to correct the problem Replace the SCSI cable for the failing SCSI bus If the problem persists replace the controller backplane drive backplane or controller module Interpreting the device supplied sense data is beyond the scope of the controller software Refer to the device service manual to determine the appropriate repair action if any The RAlDset is inoperative for one of the following reasons m More than one member malfunctioned Perform Repair Action 55 m More than one member is missing Perform Repair Action 58 m Before reconstruction of a dui replaced member completes another member becomes missing or malfunctions Perform Repair Action 59 m The members have been moved around and the consistency checks show mismatched members Perform Repair Action 58 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes Table 4
115. PCB Last failure parameter 0 contains the PCB ER_FUNCT_STEP code HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 239 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 27 of 55 Last Failure Code Description 033E0108 An attempt was made to restart a device port at the Save Data Pointer SDP Data Buffer Descriptor DBD Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains the PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 240 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 28 of 55 Last Failure Code Description O33F0108 An EDC error was detected on a read of a soft sectored device path not yet imple
116. PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains the PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 03820100 Failed request for mapping table memory allocation 01 03830100 Failed request for SYM53C875 PCI block memory allocation 01 03850101 DS_ALLOC_MEM called with invalid memory type 01 Last failure parameter O contains the invalid memory type 03860100 DS_ALLOC_MEM was unable to get requested memory allocated NULL 01 pointer returned 038C0100 Insufficient memory available for completion of DWD array allocation 01 03980100 Failed to allocate expandable EMU static work structures 01 03990100 Failed to allocate expandable EMU work entry 01 039A0100 Failed to allocate expandable EMU FOC work entry 01 039B0100 EMU request work queue corrupted 01 039C0100 EMU response work queue corrupted 01 039D0100 EMU work queve corrupted 01 039E0100 EMU FOC request work queue corrupted 01
117. RITEBACK_CACHE Switches NOAUTOSPARE MAX_READ_CACHED_TRANSFER_SIZE 32 MAX_WRITE_CACHED_TRANSFER_SIZE 32 Access ALL State ONLINE to the other controller PREFERRED PATH OTHER CONTROLLER Size 14215163 blocks Geometry C H S 4206 20 169 NOHOST REDUNDANT 62 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information D4 S1 partition LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02B6 IDENTIFIER 4 Switches RUN NOWRITE PROTE access READAHEAD CACHE WRITEBACK CAC ALL MAX READ CACHED TRANSFER SIZE 32 State MAX WRITE CACHED TRANSFER SIZE 32 ONLINE to the other controller Access PREFERRED PATH OTHER CONTROLLER ALL Size 10661371 blocks State Geometry C H S 3155 20 169 ONLINE to the other controller NOHOST REDUNDANT PREFERRED PATH OTHER CONTROLLER D8 S2 partition Size 14215163 blocks LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02BF Geometry C H S 4206 20 169 IDENTIFIER 8 NOHOST REDUNDANT Switches D5 S RUN NOWRITE PROTECT READ CACHE LUN ID 6000 1FE1 0001 E200 0001 READAHEAD CACHE WRITEBACK CACHE IDENTIFIER 5 MAX READ CACHED TRANSFER SIZE 32 Switches MAX WRITE CACHED TRANSFER SIZE 32 RUN NOWRITE PROTE Access READAHEAD CACHE WRITEBACK CAC ALL MAX READ CACHED TRANSFER SIZE 32 State MAX WRITE CACHED TRANSFER SIZE 32 ONLINE to the other controller Access PREFERRED PATH OTHER CONTROLLER ALL Size
118. S EVENT UA Opc 1A deferred no sk 05 asc 24 ascq 00 info valid no info x00000000 sks x000200C0 Figure 14 Event log interpretation HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 85 Utilities and Exercisers Table 15 Event log interpretation legend Item Description o Number of logging events that have occurred since the log was last cleared e Number of event buffers total Device SCSI port and target ID o For internal HP use If Init DWD equals yes the failed command involves device configuration following a bus reset or controller restart Logged event code see the Common event descriptions section on page 87 Lo Variable fields depending on the event code Possible values are mmon OpCodes include 08 28 Read commands OA 2A Write commands 12 Inquiry command 00 Test unit ready 15 1A Mode sense or mode select E ao OpCode for the command being executed at the time of the event Oo 25 Read capacity m sk SCSI sense key from a request command as defined by SCSI m ASC ASCQ Additional Sense Code and Additional Sense Code Qualifier as defined by SCSI m info valid Whether the following info field has valid data m sks Data returned by the device specific to the sense key returned 86 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exerciser
119. S ZLOG SMRG G213_TAR D52 ED 8920 ASC1 D98 Ve todos LG 67 0 G213_TAR DO D D3 pe ESTHET NSO D99 eae EE is Phe AAS G213_TAR DO D D4 Sts WAS CS D97 poe nga is DES AES NO TARGETS D5 X ETETETT kk X kkk G213 TAR D57 D D7 o 714 ASCA D96 o 336 LG 49 0 G213_TAR DO D D8 DM MEAS D99 sa eas ee ERR ote Figure 22 Sample of the VTDPY Remote Status screen ACS V8 8P only Interpreting VTDPY screen information 102 The VTDPY screens display information in the following screen subsections Screen header Common data fields Unit Performance data fields Device Performance data fields Device Port Performance data fields Host port configuration TACHYON chip status Runtime Status of Remote Copy Sets screen Device port configuration Controller and processor utilization Resource performance statistics These screens are described in the following subsections See sample VTDPY screens in the previous section as you review and interpret screens in this section HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Screen header The screen header is the first line of data on every display screen The header shows information about the overall performance of the storage subsystem and is further divided into the following four subsections m Controller ID data m Subsystem performance data m Controller uptime data m Current date and time The controll
120. SFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Reserved NOPREFERRED PATH Size 17769177 blocks Geometry C H S 5258 20 169 NOHOST REDUNDANT DOPPEL T Figure 9 SHOW RESERVATION sample output Microsoft Windows 2003 32 bit 76 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide FMU gt Show Reservation Unit D1 Host 0 Host 1 Host 2 Host 3 Host 4 Host 6 Unit D Host 0 Host 1 Host 2 Host 3 Host 4 Host 6 Unit D Unit D1 Unit D1 ion SHENGO3 SHENGO2 SHENGO1 SHENGOO has a persistent reservat TDRUMOO S Int SHENGO03 REW SHENG02 RW TDRUM02 R SHENGO1 RW SHENGOO RW is registered by Host 1 Unit D1 is registered by Host 2 is registered by Host 4 Unit D1 is registered by Host 6 103 has a persistent reservation TDRUMOO SERES SHENGO03 EBEN SHENGO2 R TDRUM02 RW SHENGO1 R SHENGOO R 103 is registered by Host 0 TDRUMOO Unit D103 is registered by Host 3 TDRUMO2 Utilities and Exercisers with key 0x3523000000000010 with key 0x3523000000000010 with key 0x3523000000000010 with key 0x3523000000000010 with key 0x0000000000010002 with key 0x0000000000010002 Figure 10 SHOW RESERVATION Sample Output HP Tru 4 UNIX CLEAR RESERVATION command The CLEAR RESERVATION command is a unit level only command Use
121. TO Associated ASC IO Associated ASC quoiifier 108 159 Reserved 154 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Disk Transfer Error Event Sense Data Response template Template 51 The controller device services and value added services software components report errors detected while performing work related to disk including CD ROM and optical memory device transfer operations through the Disk Transfer Error Event Sense Data Response see Table 46 If an error occurred during the execution of a command issued by an array controller software component the error is signaled to all host systems on the logical unit associated with the physical unit that reported the error m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 46 Template 51 Disk Transfer Error Event Sense Data Response Format T bit offset 0 17 Standard sense data 18 19 Reserve 20 Total number ot errors j2T Tedrerycoun 22 25 ASCandASCQsack 268 Devicelocator 29 31 Reserve 32 35 Instance Code 36 Template 37 Template flags i 38 Reserve
122. Template 65 41 Occurred on 08 JUN 2004 at 11 37 11 Power On Time 2 Years 79 Days Controller Model HSG80 Serial Number ZG95114377 Hardware Software Version V88F 0 FF Port 1 Target 3 ASC 3F ASCO 85 OP KEY x0004 ST x17 Li 4 Test unit ready or read capacity command failed refer to Table 48 on page 162 SCSI OpCode where OO represents the OpCode e ae key where 04 represents the sense ey 13 Hours 34 Minutes 26 Seconds Version E11 29 EC 9 Device work descriptor DWD status see Table 10 on page 54 DWD Error Codes see Table 11 on page 56 Figure 6 Sample Device Discovery Error Report Table 10 explains the DWD Status Codes Table 10 DWD Status Codes Code Description 0x00 Worked 0x01 Compare operation failed 0x02 VA must re do entire XOR 0x03 VA must re do XOR for transfer for one or more buffers 0x04 Drive is not responding properly 0x05 DWD was aborted 0x06 Tape has a serious exception 0x07 Tape position was lost 0x08 Cache data lost HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Table 10 DWD Status Codes Continued Code Description 0x09 Short record OxOa Long record OxOb Tape flow interlocked condition OxOc Some of the data is missing OxOd Data is good command retried O
123. The device port SCSI chip reported a gross error Passthrough 20 03410101 A miscellaneous SCSI port driver coding error Passthrough 01 occurred 03420101 A passthrough device related internal error code was Passthrough 01 reported and was not recognized by the fault management software 03434002 During device initialization the device reported Passthrough 40 unexpected Standard SCSI Sense Data O3BEO701 The EMU for the cabinet indicated by the Associated 41 07 Port field powered down the cabinet because there are fewer than four working power supplies present In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 196 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 17 of 30 Repair Instance Action Code Description Template Code O3BFODO1 The EMU for the cabinet indicated by the Associated Port field powered down the cabinet because the temperature has reached the allowable maximum In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03C00601 The EMU for the cabinet indicated by the Associated 41 06 Port field powered down the cabinet because a fan was missing for more than 8 minutes In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03C10F64 The EMU for the cabinet indicated by th
124. Troubleshooting Guide HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Product Version 8 8 1 Third Edition March 2005 Part Number EK G80TS SA CO1 This guide provides troubleshooting instructions for HSG60 and HSG80 array controllers running Array Controller Software ACS Versions 8 8L 8 8F 8 8G 8 8P and 8 85 This guide contains information on various utilities software templates and event reporting codes ra invent Copyright 2000 2005 Hewlett Packard Development Company L P Hewlett Packard Company makes no warranty of any kind with regard to this material including but not limited lo the implied warranties of merchantability and fitness for a particular purpose Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material This document contains proprietary information which is protected by copyright No part of this document may be photocopied reproduced or translated into another language without the prior written consent of Hewlett Packard The information contained in this document is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for techn
125. W DEVICE INFORMATION command The SHOW DEVICE INFORMATION unit and SHOW DEVICE INFORMATION ALL commands display critical device information such as port number target number model ID firmware version model serial numbers device flags and metadata details see Figure 11 and Figure 12 on page 79 This information is important to understand if you are servicing the product FMU gt show device info disk40400 P T Model FW Vers S N on Media FL Metadata vers SC 04 03 BD0096349A 3B05 3BVOBYBW00001046HRYX B ALL PAG FL Device Flags Sum of 1 Advanced support 2 Fairness Support SC Save Configuration info Not present Used Ignored Disabled FMU gt Figure 11 SHOW DEVICE_INFO Dxxxx sample output 78 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers FMU gt show device info all P T Model FW Vers S N on Media FL Metadata vers SC 06 04 RZ1BB CS C 0844 JEC8849802LX5T 0 9 D DEC 02 01 AD009322C5 A019 93078715 0008 0 11 N 02 04 BD018635C4 B012 79003718 0017 3 OI ATE 06 01 RZ1BB CS C 0844 JEC8825208T40G 0 MAG DEC 06 03 RZ1BB CS C 0844 JEC880890KC33W 0 11 U DEC 06 05 RZ1BB CS C 0844 JEC883640KC37H 0 LAA DEC FL Device Flags Sum of 1 Advanced support 2 Fairness Support SC Save Configuration info Not present Used Ignored Disabled FMU gt Figure 12 SHOW DEVICE_INFO ALL sample output HSG60 and HSG80 Array Controll
126. a SCSI bus in an unfair condition the top four SCSI target IDs can consume up to 95 percent of the MBs transferred on the SCSI bus Tests have further noted that if this scenario occurs latency for I O completion to the host can exceed 20 seconds This SET controller SCSI FAIRNESS ON CLI command allows the controller to identify all SCSI 3 disk devices and enable fairness algorithms Note If you have already optimized your storage unit configuration to specific SCSI IDs and buses you should no consider enabling this SCSI fairness with the SET controller SCSI FAIRNESS ON command Note HP StorageWorks HSG60 and HSG80 array subsystems were initially designed to support only SCSI 2 devices Currently these subsystems support both SCSI 2 and SCSI 3 devices You should note that HP indiscriminately supplies either SCSI 2 or SCSI 3 compliant devices as new or replacement spares ir your subsystem Issuance of a specific device type is not guaranteed 272 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Alternative Controller Operations Tip The best scenario for operating devices with optimal performance and SCSI fairness is to use SCSI 3 compliant devices and enable SCSI fairness If you are unable to follow this guideline allow your most active devices to comprise SCSI 3 devices in the SCSI ID range of 5 4 3 and 2 and operate your heoviest load to the drives at these IDs Also avoid
127. a component critical to proper controller operation immediate attention is required 02 Hard Indicates either a failure of a component that affects controller performance or inability to access a device connected to the controller HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 179 Instance Codes Table 52 Event Notification and Recovery NR Threshold Classifications Continued Threshold Value Classification Description OA Soft Indicates either an unexpected condition detected by a controller software component for example protocol violations host buffer access errors internal inconsistencies uninterpreted device errors and so forth or an intentional restart or shutdown of controller operation 64 Informational Indicates an event having little or no effect on proper controller or device operation Repair action The Repair Action Code found at byte offset 9 33 indicates the recommended Repair Action Code assigned to the event This value is used during symptom directed diagnosis procedures to determine what Notification and Recovery recommended repair action to take upon reaching the NR threshold For details about recommended Repair Action Codes see the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 Event number The event number is located at byte offset 10 34 Combining this number with the Com
128. a should be even With odd parity the number of ONEs should be odd parity RAID See RAIDset participating mode A mode within an L port that allows the port to participate in loop activities A port must have a valid AL PA to be in Participating mode partition A logical division of a container represented to the host as a logical unit PCM Polycenter Console Manager PCMCIA Personal Computer Memory Card Industry Association An international association formed to promote a common standard for PC card based peripherals to be plugged into computers The card commonly known as a PCMCIA card or program card is about the size of a credit card See also program card peripheral device Any unit distinct from the CPU and physical memory that can provide the system with input or accept any output from the unit Terminals printers tape drives and disks are peripheral devices pluggable A replacement method that allows the complete system to remain online during device removal or insertion The system bus must be halted or quiesced for a brief period of time during the replacement procedure See also hot pluggable 292 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary point to point connection A network configuration in which a connection is established between two and only two terminal installations The connection may include switching facilities port In general
129. a transfer 51 40 operation exceeded 03144002 Drive reported recovered error without transferring all 51 40 data 194 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 15 of 30 Repair Instance Action Code Description Template Code 03154002 Data returned from drive is invalid 03164002 REQUEST SENSE commond to drive failed 51 40 03170064 Illegal command for Passthrough mode 51 00 03180064 Data transfer request error 5 00 03194002 Premature completion of a drive command 51 40 031A4002 Command timeout 51 40 031B0101 Watchdog timer timeout 51 01 031C4002 Disconnect timeout 51 40 031D4002 Unexpected bus phase 51 40 031E4002 Disconnect expected 5 40 031F4002 ID message not sent by drive 51 40 03204002 Synchronous negotiation error 5 40 03214002 a drive unexpectedly disconnected from the SCSI 51 40 us 03224002 Unexpected message 51 40 03234002 Unexpected tag message 51 40 03244002 Channel busy 51 40 03254002 Message reject received on a valid message 51 40 0326450A The disk device reported vendor Unique SCSI 5 45 Sense Data 03270101 A disk related error code was reported and was 41 01 unknown fo the fault management software In this instance the associated ASC and associated ASCQ fields are undefined 0328450A
130. able 13 FMU SET Commands Continued Command TU P TU P PROMPT NOPROMPT Result Enables and disables the display of the CLI prompt string following the log identifier SEVL SLFL or FLL This command is useful if the CLI prompt string is used to identity the controllers in a dual redundant configuration refer to the CLI reference guide for instructions to set the CLI command string for a controller If enabled the CLI prompt can identify which controller sent the log to the local terminal By default the prompt is set with the SET PROMPT CLI command nN TIMESTAMP n NOTIMESTAMP Enables and disables the display of the current date and time in the first line of an event or last failure log By default the timestamp is set with the SET TIMESTAMP CLI command o Pq P TU n FMU REPAIR ACTION FMU NOREPAIR ACTION Enables and disables the inclusion of repair actions with SHOW LAST FAILURE and SHOW MEMORY SYSTEM FAILURE commands By default the repair actions are not shown SET FMU_NOREPAIR_ACTION If repair actions are enabled the command outputs display all of the recommended repair actions associated with the Instance or Last Failure Codes used to describe an event Lj FMU VERBOSE FMU NOVERBOSE CLI EVENT REPORTING a NOCLI_EVENT_R EPORTING Ena
131. ableunitcode 15 SKSV Sense key specific 16 Sense key specitic 7 Semeleyspefic HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 137 Event Reporting Templates Last Failure Event Sense Data Response template Template 01 138 Unrecoverable conditions detected by either software or hardware and certain operator initiated conditions terminate controller operation In most cases following such a termination the controller attempts to restart with hardware components and software data structures initialized to the states necessary to perform normal operations see Table 38 Following a successful restart the condition that caused controller operation to terminate is signaled to all host systems on all logical units Note For ACS V8 8P configurations Last Failure events generated by the target are not signaled to any host unless the host has a direct connection to the target which is not through the initiator In addition these events might not appear on the initiator m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 m LFCs byte offsets 104 107 are detailed in the Last Failure Codes chapter that starts on page 211 Table 3
132. acing failed disk drives You can enable the AUTOSPARE switch for the failedset causing physically replaced disk drives to be automatically placed into the spareset Also called autonewspare backplane The electronic printed circuit board into which subsystem devices are plugged for example the SBB or power supply bad block A data block that contains a physical defect bad block replacement See BBR battery hysteresis The ability of the software to allow writeback caching during the time a battery is charging but only if a previous down time period has not drained more than 50 percent of rated battery capacity 276 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary BBR Bad block replacement A replacement routine that substitutes defect free disk blocks for those found to have defects This process takes place in the controller transparent to the host BIST Built in self test A diagnostic test performed by the array controller software on the controller policy processor bit A single binary digit having a value of either O or 1 A bit is the smallest unit of data a computer can process block A number of consecutive bytes of data stored on a storage device In most storage systems a block is the same size as a physical disk sector Also called sector bootstrapping A method used to bring a system or device into a defined state by means of its own action For example a
133. ack size in 512 byte pages The Max column lists the number of stack pages actually used Typ Thread type FNC Functional thread Those threads that are started after the controller boots and never exits DUP DUP local program threads Those threads that are only active while running either from a DUP connection or through the command line interface RUN command NULL A special type of thread that only executes while no other thread is executable HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 115 Utilities and Exercisers Table 30 Controller and Processor Utilization Definitions Continued Column Contents Sta Current thread state Bl The thread is blocked waiting for timer expiration resources or a synchronization event lo A DUP local program is blocked waiting for terminal I O completion Rn The thread is currently executable CPU Shows the percentage of execution time credited to each thread since the last screen update The values might not total 100 due to rounding errors and display limitations An unexpected amount of time can be credited to some threads because the controller firmware architecture allows code from one thread to execute in the context of another thread without a context switch Table 31 V7DPY Thread Descriptions Thread Description CLI Local program that
134. ackup battery failure event sense data response format 147 template 13 subsystem built in self test failure event sense data response format 149 Index template 14 memory system failure event sense data response format 151 template 41 device services non transfer error event sense data response format 153 template 51 disk transfer error event sense data response format 155 template 90 data replication manager services error event sense data response format 157 VTDPY common data fields column definitions part 1 104 part 2 105 device screen controller and processor utilization definitions 115 device map column definitions 115 device performance data fields column definitions 108 device port performance data fields column definitions 109 Fibre Channel host status screen known host connections 110 link error counters 111 port status 110 key sequences and commands 90 remote screen column definitions 113 resource screen resource performance statistics definitions 117 status screen controller and processor utilization definitions 115 thread descriptions 116 unit performance data fields column definitions 106 TACHYON chip status field first digit table 112 TACHYON chip status field second digit table 112 technical support HP 18 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 309 Index templates 01 last failure event sense data response format table 138 04 m
135. age products that allow customers to design and configure their own storage subsystems Components include power packaging cabling devices controllers and software Customers can integrate devices and array controllers in HP StorageWorks enclosures to form storage subsystems HP StorageWorks systems include integrated devices and array controllers to form storage subsystems HSUTIL A format and device code load utility 1 0 Refers to input and output functions 1 0 driver The set of code in the kernel that handles the physical I O to a device This is implemented as a fork process Same as driver 1 O interface See interface 1 O module A device that integrates an enclosure with either an 8 bit single ended SCSI bus 16 bit single ended SCSI bus 16 bit differential SCSI bus or Fibre Channel bus I O operation The process of requesting a transfer of data from a peripheral device to memory or vice versa the actual transfer of the data and the processing and overlaying activity to make both of those happen 286 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary IBR Initial boot record ILF Illegal function INIT Initialize initiator A SCSI device that requests an I O process to be performed by another SCSI device namely the SCSI target The controller is the initiator on the device bus The host is the initiator on the host bus Instance Code A four b
136. agement method used to decrease the subsystem response time to write requests by allowing the controller to declare the write operation complete as soon as the data reaches the controller cache memory The controller performs the slower operation of writing the data to the disk drives at a later time write through cache A cache management technique for retaining host write requests in read cache After the host requests a write operation the controller writes data directly to the storage device This technique allows the controller to complete some read requests from the cache greatly improving the response time to retrieve data The operation is complete only after the data to be written is received by the target storage device This cache management method may update invalidate or delete data from the cache memory accordingly to ensure that the cache contains the most current data HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 301 Glossary write through caching A cache management method used to decrease the subsystem response time to a read This method allows the controller to satisfy the request from the cache memory rather than from the disk drives 302 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide A ASC and ASCQ codes 70 descriptions table 162 audience 12 authorized reseller HP 18 backup power UPS 43 backup power source enabling writeback
137. ains the RIP value 01180105 A machine fault parity error occurred during EXECSBUGCHECK 01 processing Last failure parameter O contains the executive flags value Last failure parameter 1 contains the RIP from the machine fault stack Last failure parameter 2 contains the read diagnostic register O value Last failure parameter 3 contains the FX Chip CSR value Last failure parameter 4 contains the SIP LFC value 011B0108 The Intel i960 processor reported a machine fault nonparity error 01 Last failure parameter 0 contains the Fault Data 2 value Last failure parameter 1 contains the Fault Data 1 value Last failure parameter 2 contains the Fault Data 0 value Last failure parameter 3 contains the Number of Faults value Last failure parameter 4 contains the PC value Last failure parameter 5 contains the AC value Last failure parameter 6 contains the Fault Flags Type and Subtype values Last failure parameter 7 contains the RIP value actual HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 217 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 5 of 55 Last Failure Code Description 011C0011 Controller execution stopped through display of solid fault code in OCP LEDs Upon receipt of this failure in a last gasp message the other controller in a dual redundant configuration inh
138. ames them Refer to the controller installation and configuration guide for more information about the CONFIG utility 128 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Code Load and Code Patch CLCP utility Use the CLCP utility to upgrade the controller software and the EMU software Also use CLCP to patch the controller software To successfully install a new controller the correct or current software version and patch numbers must be available See Figure 24 for an example of the CLCP screen display that lists software patches or refer to the controller maintenance and service guide for more information about this utility during a replacement or upgrade process The following patches are currently stored in the patch area Software Patch Version Number Checksum V86P 2 79517D9B V86P 3 CB34D779 V86P 4 32D6D171 V86P 5 41884790 V86P 6 5587F375 V86P E D600BC72 V86P 8 096F5BCE V86P 9 13A2DC24 V86P 10 75D52E8B V87 2 7E1263F1 NISI T 3 F5FD5EBF v87 4 E897C93E V87 5 E9D39F31 V87 6 BE789D1A V87 7 9A16FCEB V87 8 0660CA57 Currently 12 of the patch area is free Figure 24 Example of a listing of patches with associated checksum values HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 129 Utilities and Exercisers Note Only HP authorized service providers can upload EMU microcode updates Contact HP technical s
139. and Incorrect version of the device metadata under which the SAVE CONFIGURATION command was invoked in addition one firmware The version for the metadata is indicated as lt 11 m Used The device is currently being used as a repository of configuration information because it was initialized with the SAVE CONFIGURATION command under a version of ACS that is compatible with V8 8 firmware The metadata version is 11 m NotPresent The device is not initialized or is initialized without the savE CONFIGURATION command m Disabled The device savE coNFIGURATION space has been disabled by the REINITIALIZE raidset TURNSAVEOFF command HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 83 Utilities and Exercisers SHOW DEVICE ERRORS and CLEAR DEVICE ERRORS unit command SHOW DEVICE ERRORS command The SHOW DEVICE ERRORS command captures disk device events and stores a log of events in the controller non volatile memory NVMEM Because each controller stores its own events each controller log has different entries As you look for device errors examine the device error log for each controller Entries in the log do not always indicate an error Even healthy drives have logged events FMU gt sho device errors 955 events seen 232 available DSEVT 22 JUN 2004 15 04 28 P T 2 0 DWD yes Init DWD yes DS EVENT UA Opc 1A deferred no sk 05 asc 24 ascq 00 info valid
140. and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 18 of 55 Last Failure Code Description O2EE0102 A CLD is already allocated when it should be free Last failure parameter 0 contains the requesting entity Last failure parameter 1 contains the CLD index O2EF0102 A CLD is free when it should be allocated 01 Last failure parameter 0 contains the requesting entity Last failure parameter 1 contains the CLD index O2F00100 The controller has insufficient free resources for the configuration restore 01 process to obtain a facility lock 02F10102 The configuration restore process encountered an unexpected nonvolatile 01 parameter store format The process cannot restore from this version Last failure parameter 0 contains the version found Last failure parameter 1 contains the expected version 02F20100 The controller has insufficient free resources for the configuration restore 01 process to release a facility lock 02F34083 A device read operation failed during the configuration restore 40 operation The controller is crashed to prevent possible loss of saved configuration information on other functioning devices Last failure parameter 0 contains the disk port Last failure parameter 1 contains the disk target Last failure parameter 2 contains the disk LUN 02F44083 The calculated error de
141. and Associated ASCQ fields are undefined 204 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 25 of 30 Repair Instance Action Code Description Template Code O3FFOFO1 The EMU detected external air sense fault is now fixed In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 07030B0A The failover control detected a receive packet 05 OB sequence number mismatch The controllers are out of synchronization with each other and are unable to communicate The Last Failure Code and Last Failure Parameters fields are undefined 07040B0A The failover control detected a transmit packet 05 OB sequence number mismatch The controllers are not synchronized with each other and cannot communicate In this instance the Last Failure Code and Last Failure Parameters fields are undefined 07050064 The failover control received a last gasp message 05 00 from the other controller The other controller is expected to restart within a given time period If the other controller does not the other controller is reset with the kill line 07060C01 The failover control detected that both controllers are 05 OC acting as SCSI ID 6 Since IDs are determined by hardware it is unknown which controller is the real SCSI ID 6 In this
142. arameter memory failover control 09 Facility lock manager OA Integrated logging facility OB Configuration manager process OC Memory controller event analyzer OD Power off process OE Peer to peer remote copy services 12 VA services extended 20 Command Line Interface CLI 43 Host port protocol layer 44 Host port transport layer 64 SCSI host value added services 80 Disk Inline Exercise DILX 82 Subsystem Built In Self Tests BIST 83 Device Contiguration CONFIG Utilities 84 Clone Unit Utility CLONE HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 175 ASC ASCQ Repair Action and Component Identifier Codes Table 50 Component ID Codes Continued Code Description 85 Format and Device Code Load Utility HSUTIL 86 Code Load Code Patch Utility CLCP 8A Field Replacement Utility FRUTIL 8B Periodic Diagnostics PDIAG 176 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes This chapter explains Instance Codes An Instance Code is a number that uniquely identifies an event being reported Topics include m Instance Code structure page 178 m Instance Code format page 179 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 177 Instance Codes Instance Code structure Figure 25 shows the structure of an Instance Code By ful
143. are flag See H W flag field help obtaining 18 host port checking status 92 configuration using VTDPY host screen 110 status screen 110 host checking transfer rate to controller 92 HP authorized reseller 18 storage website 18 technical support 18 HSUTIL general description 126 messages and inquiries table 126 hysteresis See battery hysteresis I O checking to host 92 illustrated sample of the VTDPY remote screen 102 sample of the VTDPY resource screen 101 illustrations sample of regions on the VTDPY device screen 97 306 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide sample of the VTDPY cache screen 95 sample of the VTDPY default screen 93 sample of the VTDPY status screen 94 sample of the VTPDY host screen 99 sample of transfer Xfer rate region of the VTDPY default display 91 structure of a last failure code 212 structure of an instance code 178 Instance Code component ID code field 180 event number field 180 structure and format 178 instance code 177 to 210 displayed using the FMU 179 event NR threshold classifications table 179 NR threshold field 179 repair action code field 180 structure illustrated 178 structure and format 178 translating 70 using FMU to display codes 68 Instance Codes format table 179 interpreting event codes 178 interpreting screen information VIDPY screens 102 L last failure reporting controller operation halted events 39 last failure
144. ast failure parameter 6 contains the RIP 222 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 10 of 55 Last Failure Code Description 01992088 An error was detected by the PLX Last failure parameter O contains the value of read diagnostic register O Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of write diagnostic register O Last failure parameter 3 contains the value of write diagnostic register 1 Last failure parameter 4 contains the IBUS address of the error register Last failure parameter 5 contains the PLX status register Last failure parameter 6 contains the previous PDAL address of the error register Last failure parameter 7 contains the RIP 019A2093 Hardware port hardware failure TACHYON 20 Last failure parameter O contains failed port number Last failure parameter 1 contains Gluon status Last failure parameter 2 contains TACHYON status 02010100 Initialization code was unable to allocate enough memory to set up the 01 send data descriptors 02040100 Unable to allocate memory necessary for data buffers 01 02050100 Unable to allocate memory for the free buffer array P OV 02080100 Acallt
145. ata was permanently cleared from the cache Restart this controller with the pre upgrade image If either the SHOW THIS_CONTROLLER INVALID CACHE or SHOW UNIT lost data conditions are found they must be cleared 12120108 The internal consistency checks have determined that the requested 01 transfer is invalid The parameters contain transfer specific flags and values intended for use by the software developers Last failure parameter O contains the DD address Last failure parameter 1 contains the DD LBN Last failure parameter 2 contains the DD DBD count Last failure parameter 3 contains the DD VA flags Last failure parameter 4 contains the HTB VA flags Last failure parameter 5 contains the HTB LBA Last failure parameter 6 contains the HTB block count Last failure parameter 7 contains the USB unit number or the HTB OpCode 258 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 46 of 55 Last Failure Code Description 12130108 An internal consistency check has diagnosed an FX chip hang The resulting reboot resets the chip The parameters contain values intended for use by the software developers Last failure parameter O contains the FX DMA time check Last failure parameter 1 contains the FX DMA active flag Last failure parameter 2 contains the FX DMA
146. ate 37 Temmpldeflags 38 39 Reserve 40 43 ResewedorFXPSCR IM HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 151 Event Reporting Templates 152 Table 44 Template 14 Memory System Failure Event Sense Data Response format Continued um offset 48 51 Reserved or FXCCSR IMT 52 53 Reserve 54 69 Controller board serial number 70 73 Contolersofiwarerevisionlev 7 4 Reserved or patch version IM2 75 Reserve 76 LUN status 7 19 Reserve 80 83 ResevedorFXPAEC IM 84 87 ResevedorFXCAEC IM 88 91 Reserved or FXPAEP TM1 92 95 Reserved or CHC TMO or FXCAEP TM1 196 99 Reserved or CMC IMO or CFW TM 100 103 Reserved or DSR2 TMO or RRR TM 04 0 Memoyaddes gt 108 111 Beon 112 115 DSR or PSR TM1 116 119 CSR or CSR IMT 120 123 DCSR or EAR TM1 124 127 DER or EDRI TMT 128 131 EAR or EDRO TMT 132 135 EDR or ICR TMT 136 139 ERR or IMR TMT 140 143 RSR or DID TMT 144 147 RDRO 148 151 RDRI 152 155 WDRO 156 159 WDRT HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Device Services Nontransfer Error Event Sense Data Response template Template 41 The controller device services software component reports errors detected while performing nontransfer work related functio
147. automatically detects its own priority and the activity on the SCSI bus and then makes adjustments to establish fairer access to the SCSI bus for lower priority devices In the previous example the value 3 denotes that the device does support SCSI 3 Fairness and the Advanced Support If the device did nof support SCSI 3 fairness the value displayed would be 1 advanced support 82 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 14 Disk Device Information Sheet 4 of 4 Info Displayed Metadata Version SC Description Disk Container Metadata Version and Status of SAVE CONFIGURATION If a disk drive is introduced to a controller and it is not initialized in Transparent Failover mode refer to CLI reference guide it is assigned a metadata version number The disk drive keeps its assigned metadata version number until it is re initialized with a version of ACS that implements a different version number Example of output Metadata vers SC 11 SC status I U N D The SC status field is a value that indicates the SAVE CONFIGURATION status on the Device refer to CLI reference guide The returned values are described below m Ignored The configuration data is no being used nor updated for the following reasons The last initialization was previously initialized by an older version of ACS with the savE CONFIGURATION comm
148. ble formatting or code load Unit successfully allocated HSUTIL has allocated the single disk drive unit for code load operation At this point the unit and the associated device are not available for other subsystem operations Unable to allocate unit HSUTIL could not allocate the single disk drive unit An accompanying message explains the reason Unit is owned by another sysop Device cannot be allocated because the device is being used by another subsystem function or local program Unit is in maintenance mode Device cannot be formatted or code loaded because the device is being used by another subsystem fundion or local program Exclusive access is declared for unit Another subsystem function has reserved the unit shown The other controller has exclusive access declared for unit The companion controller has locked out this controller from accessing the unit shown The RUNSTOP SWITCH is set to RUN DISABLED for unit The RUN and NORUN unit indicator for the unit shown is set to NORUN the disk cannot spin up 126 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 36 HSUTIL Messages and Inquiries Continued Message Description What BUFFER SIZE in HSUTII detects that an unsupported device is selected as the BYTES does the drive target device and
149. bles and disables the inclusion of Instance and Last Failure Code descriptive text with SHOW LAST FAILURE and SHOW MEMORY SYSTEM FAILURE commands By default this descriptive text is not displayed SET FMU NOVERBOSE If the descriptive text is enabled it identifies the fields and their numeric content that comprise an event or last failure entry Enables and disables the asynchronous errors reported at the CLI prompt for example swap signals disabled or shelf enclosure has a bad power supply preceded by CER see example in the Troubleshooting Information chapter on page 19 By default these errors are reported SET CLI_EVENT_REPORTING These errors are cleared with the CLEAR ERRORS CLI command HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 73 Utilities and Exercisers Table 13 FMU SET Commands Continued Command SET FAULT LED LOGGING ET NOFAULT LED LOGGING n d Result Enables and disables the solid fault LED Event log display on the local terminal preceded by FLL By default logging is enabled SET FAULT LED LOGGING If enabled and a solid fault pattern is displayed in the OCP LEDs the fault pattern and its meaning are displayed on the maintenance terminal For many of the patterns additional information is also displayed to aid in problem diagnosis In cas
150. capacity A battery below 50 percent capacity is referred to as low The 4 minute polling continues for the maximum allowable time to recharge the battery up to 10 hours for a BA370 enclosure or 3 1 2 hours for a Model 2100 or 2200 enclosure If the battery does not charge sufficiently after the allotted time the controller declares the battery as failed Battery hysteresis If you are charging an ECB battery writeback caching is allowed as long as a previous downtime did not drain more than 50 percent battery capacity If an ECB battery is operating below 50 percent capacity the battery is considered to be low and writeback caching is disabled ECB battery capacity depends on the size of the cache module memory configuration as shown in Table 7 For example after the batteries are fully charged an ECB can preserve 512 MB of cache memory for 24 hours Table 7 ECB Capacity Based on Memory Size DIMM Combinations Capacity in Hours Days 128 MB Four 32 MB each 96 4 128 MB One 128 MB each 96 4 256 MB Two 128 MB each A8 2 512 MB Four 128 MB each 24 1 Caution HP recommends replacing the ECB every 3 1 2 years to prevent battery failure If you are shutting down your controller for longer than one day complete the additional steps in Shutting Down the Subsystem in the HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Maintenance and Service Guide This prevents the EC
151. cate enough peer to peer remote copy TACHYON 01 headers for Fibre Channel host port transport software layer 44940100 Host port transport software layer detected an error during 01 buffer to buffer credit check 44950100 Host port transport software layer unable to acquire an FC quick 01 response resource 44960101 An invalid work item was detected on work pending queue 01 Last failure parameter 0 contains invalid work type 44970100 Host port transport software layer unable to access TACHYON register 01 449A0101 An invalid work item was detected on abort pending work queue 01 Last failure parameter 0 contains work type 64000100 Insufficient buffer memory to allocate data structures needed to 01 propagate SCSI mode select changes to the other controller 64010100 During an initialization of LUN specific mode pages an unexpected 01 device type was encountered 64030104 A DD is already in use by an RCV_DIAG command cannot get 01 RCV DIAG two without sending the data for the first Last failure parameter 0 contains DD PTR Last failure parameter 1 contains blocking HTB_PTR Last failure parameter 2 contains HTB_PTR flags Last failure parameter 3 contains this HTB_PTR 64040100 An attempt to allocate a free VAR failed 01 80010100 An HTB was not available to issue an I O when it should have been 01 HSG60 and HSG80 Array Controller and A
152. ce performance data fields column definitions table 108 device port performance data fields column definitions table 109 sample of regions illustrated 97 Index display commands 90 screens 92 general description 89 help command 91 host port configuration 110 host screen sample illustrated 99 host status screen Fibre Channel known host connections table 110 Fibre Channel link error counters table 111 Fibre Channel port status table 110 key sequences and commands table 90 remote screen column definitions table 113 remote screen sample illustrated 102 resource performance statistics 117 resource screen resource performance statistics definitions table 117 resource screen sample illustrated 101 restrictions use 89 running VIDPY 89 screens interpreting screen information 102 screen header 103 status screen common data fields definitions part 1 table 104 part 2 table 105 controller and processor utilization definitions table 115 sample illustrated 94 unit performance data fields definitions table 106 thread descriptions table 116 unit performance data fields 105 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 311 Index Ww improving the subsystem response time with writeback caching 45 placing data with write through caching 45 writeback caching enabling mirrored mode 53 fault tolerance general description 45 general description 45 nonvolatile
153. configured on other controller U Unavailable but configured on this controller space Unknown allocation state S State of the device d Disk device spinning at correct speed gt Disk device spinning up lt Disk device spinning down v Disk device stopped spinning space Unknown spindle state W Write protection state of the device W For disk drives indicating the device is hardware write protected space Other device type F Fault status of a device F Unrecoverable device fault Device fault LED is on space No fault detected 108 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 21 VTDPY Device Performance Data Fields Column Definitions Continued Column Rq S Contents Average O request rate for the device during the last update interval Requests can be up to 32 KB and generated by host requests or cache flush activity RdKB S Average read data transfer rate to the device in KB s during the previous update interval WrKB S Average write data transfer rate to the device in KB s during the previous update interval Que Maximum number of transfer requests waiting to be transferred to the device during the last screen update interval Tg Maximum number of requests queued to the device during the last screen upda
154. cription Template Code 03F70401 The shelf indicated by the Associated Port field is reporting a problem This condition could mean one or both of the following m Ifthe shelf uses dual power supplies one power supply failed m One of the shelf cooling fans failed In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03F80701 The EMU detected one or more bad power supplies 41 07 In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03F90601 The EMU detected one or more bad fans In this 41 06 instance the Associated Target Associated ASC and Associated ASCQ fields are undefined O3FAODO1 The EMU detected an elevated temperature condition 41 OD In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined O3FBOEO1 The EMU detected an external air sense fault In this 41 OE instance the Associated Target Associated ASC and Associated ASCQ fields are undefined O3FCOFO1 The EMU detected power supply fault is now fixed In 41 OF this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined O3FDOFO1 The EMU detected bad fan fault is now fixed In this 41 OF instance the Associated Target Associated ASC and Associated ASCQ fields are undefined O3FEOFO1 The EMU detected elevated temperature fault is now Al OF fixed In this instance the Associated Target Associated ASC
155. ction to the CLI 06020100 A port other than terminal port A was referred to by a set terminal 01 characteristics command This is illegal 06030100 A Diagnostic Utility Protocol DUP question or default question message 01 type was passed to the DUART driver but the pointer to the input area to receive the response to the question was NULL 06040100 Attempted to detach unattached maintenance terminal 01 06050100 Attempted output to unattached maintenance terminal 01 06060100 Attempted input from output only maintenance terminal service 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 247 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 35 of 55 Last Failure Code Description 06070100 The DUART was unable to allocate enough memory for its input buffers 06080000 Controller was forced to restart due to entry of a Ctrl K character on the 00 maintenance terminal 07010100 All available slots in the FOC notify table are filled 01 07020100 FOCSCANCEL_NOTIFY was called to disable notification for a 01 return that did not have notification enabled 07030100 Unable to start the Failover control timer before main loop 01 07040100 Unable to restart the Failover control timer 01 07050100 Unable to allocate flush buffer 01 07060100 Unable to allocate activ
156. d 20160000 In order to go into Mirrored Cache mode the controllers must be 00 restarted 20160100 Unable to allocate resources needed for the CLI local program 01 20170000 In order to go into Nonmirrored Cache mode the controllers must be 00 restarted 20190010 A cache state of a unit remains WRITE CACHE UNWRITTEN DATA 00 The unit is not online thus this state would be valid only for a very short period of time 201A0100 An attempt to allocate memory so that a CLI prompt message could be 01 reformatted failed 260 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 48 of 55 Last Failure Code Description 201B0100 Insufficient resources to get memory to lock CLI 201C0100 Changes to unlock 20200100 CLISALLOCATE STRUCT could not obtain memory for a new 01 NVFOC_RW_REMOTE_NVMEM structure 20220020 This controller requested this subsystem to power off 00 20230000 A restart of both controllers is required after exiting Multibus Failover 00 mode 20260000 With SET FAILOVER COPY OTHER the controller to which the 00 configuration is copied is automatically restarted by this bugcheck 20640000 Nindy was turned on 00 20650000 Changes to off 20692010 To enter Dual
157. de Event Reporting Templates Connection Table Full Event Error template Template AO This template format is used internally to construct FMU output data for CLI output and cannot be exported through reporting mechanisms external to the host HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 159 Event Reporting Templates 160 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes This chapter describes ASC and ASCQ codes recommended Repair Action Codes and Component Identifier ID Codes found in the various templates Topics include m Vendor specific SCSI ASC and ASCQ codes page 162 m Recommended Repair Action Codes page 167 m Component ID Codes page 175 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 161 ASC ASCQ Repair Action and Component Identifier Codes Vendor specific SCSI ASC and ASCQ codes Table 48 lists HSG60 and HSG80 controller vendor specific SCSI ASC and ASCQ codes These codes are also template specific and appear at byte offsets 12 and 13 Note Additional codes that are common to all SCSI devices can be found in the Small Computer System Interface 2 SCSI 2 specification Table 48 ASC and ASCQ Code Descriptions Sheet 1 of 5 ASC ASCQ Code Code Description 04 80 Logical unit is disaster tolerant failsafe locked inopera
158. describes an unrecoverable condition The LFC is found at byte offset 104 to 107 and appears in only these two templates m Last Failure Event Sense Data Response template Template 01 see page 138 m Failover Event Sense Data Response template Template 05 see page 142 This chapter covers the following topics m Last Failure Code structure page 212 m Last Failure Code format page 213 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 211 Last Failure Codes Last Failure Code structure Figure 26 shows the structure of an LFC By fully understanding this structure each code can be translated without using the FMU T 9 01000102 e 0 CX0O6993A Component ID Code Error Number Repair Action Restart Code and HW flag Parameter Count oecococe Figure 26 Structure of a Last Failure Code 212 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Last Failure Code format The format of an LFC is shown in Table 54 Table 54 Last Failure Code Format 6 5 4 3 2 L 0 HW Repair Action Error Number Component ID Note Do not confuse the LFC with that of an Instance Code see the Instance Codes chapter that starts on page 177 Both codes are similar in format but they convey different information Parameter Count The Parameter Count is located at byte offset 104 bits 0 3 and indicates the n
159. dministrator written to the primary RAIDset or stripeset member before the remaining data blocks are written to the next RAIDset or stripeset member CLCP Code Load Code Patch utility This utility can be used to download patches to the Array Controller Software CLI Command Line Interface A command line entry application used to interface with the HS series controllers CLI enables the configuration and monitoring of a storage subsystem through textual commands coax or coaxial cable A two conductor wire in which one conductor completely wraps the other with the two separated by insulation command line interface See CLI computer interconnect bus See CI bus configuration file A file that contains a representation of a storage subsystem configuration container 1 Any entity that is capable of storing data whether it is a physical device or a group of physical devices 2 A virtual internal controller structure representing either a single disk or a group of disk drives linked as a storageset Stripesets and mirrorsets are examples of storageset containers that the controller uses to create units See also storage unit 278 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary controller A hardware device that with proprietary software facilitates communications between a host and one or more storage devices organized in a storage array The HP StorageWorks HS series fa
160. e Cache AO memory 02882301 The cache backup battery covering the mirror cache 12 23 has exceeded the maximum number allowed for deep discharges Battery capacity may be below specified values The Memory Address field contains the starting physical address of the Cache B1 memory HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 191 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 12 of 30 Repair Instance Action Code Description Template Code 02892301 The cache backup battery is near end of life The Memory Address field contains the starting physical address of the Cache AO memory 028A2301 The cache backup battery covering the mirror cache is 12 23 near end of life The Memory Address field contains the starting physical address of the Cache B1 memory 02883801 Memory diagnostics performed during controller 14 38 initialization detected that the DIMM in location 1 failed on the cache module The failed DIMM should be replaced as soon as possible Control structures have been moved to secondary memory and are now unprotected against additional memory failures In this instance the Byte Count field is undefined 028C3801 Memory diagnostics performed during controller 14 38 initialization detected that the DIMM in location 2 failed on the cache module The failed DIMM should be replaced as soon as possible Control structures
161. e Associated 41 OF Port field allowed the cabinet to receive power because the number of power supplies is greater than or equal to 4 In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03C20F64 The EMU for the cabinet indicated by the Associated 41 OF Port field allowed the cabinet to receive power because the high temperature problem was fixed In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03C30F64 The EMU for the cabinet indicated by the Associated 41 OF Port field allowed the cabinet to receive power because the fan that was missing was replaced In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03C80101 No command control structures are available for 41 01 operation to a device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03C92002 A SCSI INTERFACE CHIP command timeout 41 20 occurred during operation to a device that is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 197 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 18 of 30 Repair Instance Action Code Description Template Code 03C
162. e PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 238 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 26 of 55 Last Failure Code Description 03390108 An unknown interrupt code was found in a device port DSPS register Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains the PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 033C0101 An invalid code was seen by the error recovery thread in the 01 ER_FUNCT_STEP field of the
163. e Version 0000 00 Software Version V088P FF Header type 00 Header flags 00 Test entity number OF Test number Demand Failure F8 Command 01 Error Code 0008 Return Code 0005 Address of Error A0000000 Expected Error Data 44FCFCFC Actual Error Data FFFFO1IBB Extra Status 1 00000000 Extra Status 2 00000000 Extra Status 3 00000000 Instance Code 82042002 HSG gt Figure 3 Sample Spontaneous Event logs showing EVL formatting 40 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Spontaneous Event logs are reported to the Host Error log on SCSI Sense Data Templates 01 04 05 11 12 13 14 41 51 and 90 See the Event Reporting Templates chapter on page 135 for a detailed explanation of templates CLI Event reporting CLI Event reports are automatically displayed on the maintenance terminal unless disabled with the FMU and use CER formatting as shown in the following example CER HSG gt 13 OCT 2004 04 32 20 time not set Previous controller operation stopped with display of solid fault code OCP Code 3F HSG gt Figure 4 Sample CLI Event report showing CER formatting Running the controller diagnostic test During startup the controller automatically tests the device ports host ports cache module and value added functions If intermittent problems occur with one of these components run the controller diagnostic test in a continuo
164. e as write requests 18 Enter 0 to select all data patterns that DILX issues for write requests 19 Enter Y es to perform the initial write pass 20 Enter Y es to allow DILX to compare the read and write data 21 Press Enter or Return to accept the default percentage of reads and writes that DILX compares 22 Enter the unit number of the specific unit to be tested for example to test D107 enter the number 107 23 To test more than one unit enter the appropriate unit numbers after prompted Otherwise enter N o to start the test Note Use the command sequences shown in Table 33 on page 120 to control the test DILX error codes Table 35 explains the error codes that DILX might display during and after testing Table 35 D LX Error Codes Message and Explanation 1 Illegal Data Pattern Number found in data pattern header Explanation D LX read data from the unit and discovered that the data did not conform to the pattern that D X had previously written 124 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 35 D LX Error Codes Continued Error Code Message and Explanation 2 No write buffers correspond to data pattern Explanation D LX read a legal data pattern from the unit but because no write buffers correspond to the pattern the data must be considered corrupt 3 Read data does not match write buffer Explanation D
165. e cache module indicates that unflushed write cache data exists for a cache size different than what is found present In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 0251000A This command failed because the target unit is not 51 00 online to the controller The Information field of the device sense data contains the block number of the first block in error 0253000A The data supplied from the host for a data compare 51 00 operation differs from the data on the disk in the specified block The Information field of the device sense data contains the block number of the first block in error 0254000A The command failed due to a host data transfer 5 00 failure The Information field of the device sense data contains the block number of the first block in error 0255000A The controller was unable to successfully transfer dota 51 00 to the target unit The Information field of the device sense data contains the block number of the first block in error 0256000A The write operation failed because the unit is data 51 00 safety write protected The Information field of the device sense data contains the block number of the first block in error 186 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 7 of 30
166. e control and indicator panel associated with an array controller The OCP is mounted on the controller and is accessible to the operator offset A relative address referenced from the base element address Event Sense Data Response Templates use offsets to identify various information contained within one byte of memory bits O through 7 operator control panel See OCP other controller The controller in a dual redundant pair that is connected to the controller serving a current CLI session See also this controller outbound fiber One fiber in a link that carries information away from a port parallel data transmission A data communication technique in which more than one code element for example a bit of each byte is sent or received simultaneously HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 291 Glossary parity A method of checking if binary numbers or characters are correct by counting the ONE bits In odd parity the total number of ONE bits must be odd in even parity the total number of ONE bits must be even Parity information can be used to correct corrupted data RAIDsets use parity to improve the availability of data parity bit A binary digit added to a group of bits that checks to see if errors exist in the transmission parity check A method of detecting errors after data is sent over a communications line With even parity the number of ONEs in a set of binary dat
167. e logical unit The nominal number of members in the mirrorset was decreased by one The reduced device is now available for use 026F530A The device specified in the Device Locator field failed 5 53 to be added to the mirrorset associated with the logical unit The device remains in the spareset 02705401 The device specified in the Device Locator field failed 51 54 to be added to the mirrorset associated with the logical unit The failed device was moved to the failedset 02710064 The mirrorset associated with the logical unit has had 51 00 the mirrorset nominal membership changed The new nominal number of members for the mirrorset is specified in the device sense data Information field 02725101 The mirrorset associated with the logical unit is 51 51 inoperative HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 189 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 10 of 30 Instance Code Description Template 02730001 The device specified in the Device Locator field had a read error that was repaired with data from another mirrorset member 02745A0A The device specified in the Device Locator field had 5 5A a read error Attempts to repair the error with data from another mirrorset member failed due to lack of an alternate error free data source 02755601 The device specified in the Device Locator field had 51 56 a read er
168. e receive Failover Control Block FCB 01 07070100 The other controller made this inoperative but could not assert the kill 01 line because nindy is on or in debug It made this inoperative now 07080000 The other controller failed so this one must fail too 00 07090100 A call to EXECSALLOCATE_MEM_ZEROED failed to return memory 01 while allocating VA Request Items 08010101 A remote state change was received from the FOC thread that 01 Nonvolatile FOC NVFOC does not recognize Last failure parameter 0 contains the unrecognized state value 08020100 No memory could be allocated for a NVFOC information packet 01 08030101 Work received on the S_NVFOC_BOQUE did not have a NVFOC work 01 ID Last failure parameter 0 contains the ID type value that was received on the NVFOC work queue 08040101 Unknown work value received by the S_NVFOC_BQUE 01 Last failure parameter O contains the unknown work value 08060100 A write command was received while the NV memory was not locked 01 08070100 A write to NV memory was received while not locked 01 08080000 The other controller requested this controller to restart 00 08090010 The other controller requested this controller to shut down 00 248 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 36 o
169. e spontaneous display of last failure events preceded by LFL see example in the section Last failure reporting on page 39 By default logging is enabled SET LAST FAILURE LOGGING The controller spontaneously displays information relevant to the sudden termination of controller operation In cases of automatic hardware reset for example power failure or pressing the controller Reset button the fault LED log display is inhibited because automatic resets do not allow sufficient time to complete the log display SET log_type REPAIR_ACTION ET log_type NOREPAIR_ACTION n Enables and disables the inclusion of repair action information for event logging or last failure logging By default repair actions are not displayed for these log types SET log type NOREPAIR_ACTION If the display of repair actions is enabled the controller displays any of the recommended repair actions associated with the event SET log_type VERBOSE SET log_type NOVERBOSE Enables and disables the automatic translation of event codes that are contained in Event logs or last failure logs By default this descriptive text is not displayed SET 10g type NOVERBOSE See Translating event codes on page 70 for instructions to translate these codes manually 72 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers T
170. e unit that was compared A compare operation can accompany a read or a write operation so this column is not the sum of columns Rd and wr Ht Cache hit percentage for data transferred between the host and the unit Ph Partial cache hit percentage of data transferred between the host and the unit MS Cache miss percentage of data transferred between the host and the unit Purge Number of blocks purged from the writeback cache during the last update interval BlChd Number of blocks added to the cache during the last update interval BIHit Number of cached data blocks hit during the last update interval HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 107 Utilities and Exercisers Device Performance data fields VTDPY displays up to 42 devices in the Device Performance region see Figure 19 upper right on page 97 of the Device screen only See Table 21 for a description of each field Table 21 VTDPY Device Performance Data Fields Column Definitions Column Contents PTL Type of device and the device port target LUN PTL address D Disk drive P Passthrough device Unknown device type space No device configured at this location A Allocation state Availability of the device a Available to other controller A Available to this controller U Unavailable but
171. ed but the memory 01 was not locked 08180100 Could not get enough memory for Firmware Licensing System FLS FCBs 01 to receive information from the other controller 08190100 An unlock command was received while the NV memory was not locked 01 081A0100 Unable to allocate memory for remote work 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 249 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 37 of 55 Last Failure Code Description 081B0101 Bad remote work received on remote work queue Last failure parameter 0 contains the ID type value that was received on the NVFOC remote work queue 081C0101 Bad member management work received 01 Last failure parameter 0 contains the bad member management value that was detected 081D0000 In order to go into Mirrored Cache mode the controllers must be 00 restarted 081E0000 In order to go into Non mirrored Cache mode the controllers must be 00 restarted O81F0000 An FLM INSUFFICIENT_RESOURCES error was returned from a 00 Facility Lock Manager FLM lock or unlock call 08200000 Expected restart so the WRITE_INSTANCE may recover from a 00 configuration mismatch 08210100 Unable to allocate memory to setup NVFOC lock and unlock notification 01 routines 09010100 Unable to acquire memory to initialize the FLM struct
172. ed during EXECSBUGCHECK 01 processing Last failure parameter 0 contains the executive flags value Last failure parameter 1 contains the Return Instruction Pointer RIP from the NMI stack Last failure parameter 2 contains the read diagnostic register O value Last failure parameter 3 contains the FX Chip Control and Status Register CSR value Last failure parameter 4 contains the System Information Page SIP LFC value 010D0110 The System Information structure within the SIP was reset to default 01 settings The only known cause for this event is an Intel i960 processor hang caused by a reference to a memory region that is not implemented After this occurs controller modules equipped with an inactivity watchdog timer circuitry spontaneously reboots after the watchdog timer expires within seconds of the hang Controller modules not so equipped hang as indicated by the green LED on the OCP remaining in a Steady state 010E0110 All structures contained in the SIP and the Last Failure entries have been 01 reset to their default settings This is a normal occurrence for the first power on following manvfacture of the controller module and during the transition from one software version to another if the format of the SIP is different between the two versions If this event is reported at any other time follow the recommended Repair Action associated with this LFC HSG60 and HSG80 A
173. ed during test execution through the Subsystem Built In Self Test Failure Event Sense Data Response see Table 43 Errors are signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 43 Template 13 Subsystem Built In Self Test Failure Event Sense Data Response Format T bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Kdditionalsenselengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unused SS 18 31 Reerved 32 35 Instance Code 36 Tmpae 37 Pempaeefllag 38 53 Reserve 54 69 Controller board serial number 70 73 A Contolersofiwarerevisionlev 7 4 Reserved or patch version IM2 75 Reserve 76 LUN status HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 149 Event Reporting Templates 150 Table 43 Template 13 Subsystem Built In Self Test Failure Event Sense Data Response Format Continued ay bit offset 7 103 Reserved 104 105 A Unddfind TO Heudettp 07 Header flags IOB E TO Tetnmbr MTO Tetcomad Il Tesfags
174. ed to extend a differential SCSI bus or connect a differential SCSI bus to a single ended SCSI bus See also DOC and SCSI bus signal converter ECB External cache battery The unit that supplies backup power to the cache module in the event the primary power source fails or is interrupted ECC Error correction code EDC Error detection code EIA Electronic Industries Association A standards organization specializing in the electrical and functional characteristics of interface equipment HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 281 Glossary EMU Environmental monitoring unit A unit that provides increased protection against catastrophic failures Some subsystem enclosures include an EMU that works with the controller to detect conditions such as failed power supplies failed blowers elevated temperatures and external air sense faults The EMU also controls certain rack hardware including DOC chips alarms and fan speeds environmental monitoring unit See EMU ESD Electrostatic discharge The discharge of potentially harmful static electrical voltage as a result of improper grounding extended subsystem A subsystem in which one or two enclosures are connected to the primary enclosure external cache battery See ECB F Port A port in a fabric where an N Port or NL Port may attach fabric A group of interconnections between ports that includes a fabric element
175. ent Sense Data Response template Template 05 142 The controller failover control software component reports errors and other conditions encountered during redundant controller communications and failover operation through the Failover Event Sense Data Response see Table 40 The error or condition is signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 m LFCs byte offsets 104 107 are detailed in the Last Failure Codes chapter that starts on page 211 Table 40 Template 05 Failover Event Sense Data Response Format ap bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Additionalsenselength 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unsed 18 31 Reserved 32 35 Instance Code 36 8 8 Template 37 Templadeflags 38 53 Reserve 54 69 Controller board serial number 70 73 A Connolersofwarerevisionlev 7 4 Reserved or patch version TM2 75 Reserve 76 LUN status HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Table 40 Template 05 Failover Event Sense Data Response Format Continued
176. ents installed in your enclosure The procedures in this document are specific to HSG60 and HSG80 array controllers in a BA370 Model 2100 and Model 2200 enclosures Related documentation Other related documentation is listed in Table 1 To acquire up to date information regarding the HSG60 and HSG80 array controllers or ACS visit the following HP website m hip hl8006 www hp com producls storageworks acs index html Table 1 Related Documentation Item Document Name Document Part Number 1 Compaq StorageWorks Modular Array Configuration Guide EK MACON CA FA HP StorageWorks HSG60 and HSG80 rA Controller and EK G80TS SA CO1 Array Controller Software Troubleshooting Guide 3 HP StorageWorks HSG60 and HSG80 Array Controller and EK G80MS RA CO1 Array Controller Software Maintenance and Service Guide 12 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 1 Related Documentation Continued ltem 4 Document Name HP StorageWorks Replacing a Gigabit Link Module GLM in an HS CEO or HSG8O Array Controller Installation nstructions About this Guide Document Part Number EK 80GLM TE DO1 HP oe Works Replacing DIMMs in an HSG60 or HSG80 Cache Module Installation Instructions EK 80DIM IM E01 HP StorageWorks Replacing an HSG60 or H G80 Cache Module Installation jnre Pu EK 80CAH IM FO1 HP StorageWorks Replacing an HSG6
177. epair Action Codes Sheet 11 of 30 Repair Instance Action Code Description Template Code 027B2201 The Cache B1 memory controller failed cache diagnostics testing performed on the other cache during a cache failover attempt The Memory Address field contains the starting physical address of the Cache B1 memory 027C2201 The Cache BO and Cache B1 memory controllers 14 22 failed cache diagnostics testing performed on the other cache during a cache failover attempt The Memory Address field contains the starting physical address of the Cache BO memory 027D5B01 The mirrorset associated with the logical unit is 51 5B inoperative due to a disaster tolerance failsafe locked condition 027F2301 The cache backup battery is bad The battery did not 12 23 fully charge within the expected duration The Memory Address field contains the starting physical address of the Cache AO memory 02825C64 The mirrorset associated with the logical unit has just 51 5C had a membership change such that disaster tolerance failsafe error mode can now be enabled if desired 02864002 The controller has set the specified unit data safety 51 40 write protected due to an unrecoverable device failure that prevents writing cached data 02872301 The cache backup battery has exceeded the maximum 12 23 number of deep discharges allowed Battery capacity may be below specified values The Memory Address field contains the starting physical address of th
178. er ID data appears as follows HSG80 S N XXXXXXXXXXXX SW XXXXXXX HW XX XX where m HSG80 or HSG60 Represents the controller model name and number m S N Depicts an alphanumeric serial number m SW Depicts a software version number m HW Depicts a hardware revision number The subsystem performance data appears as follows xxx x Idle XXXXXX KB S XXXXX RQ S where m xxx x Idle Displays the controller policy processor uptime m KB s Displays cumulative data transfer rate in kilobytes per second m RQ S Displays cumulative unit request rate in requests per second The controller uptime data shows the uptime of the controller in days hours and minutes in the following format Up days hh mm ss HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 103 Utilities and Exercisers Common data fields Some VTDPY displays contain common data fields such as the Default Status and Device screens Table 18 provides a description of common data fields on Default and Status screens Table 18 VIDPY Common Data Fields Column Definitions Part 1 Column Contents Pr Thread priority Name Thread name or NULL idle Stk Max Allocated stack size in 512 byte pages and maximum number of stack pages actually used Typ Thread type FNC Functional thread DUP Device utility and exerciser DUP local program threads Sta Status Bl Waiting for co
179. er and Array Controller Software Troubleshooting Guide Troubleshooting Information Table 6 Solid OCP Pattern Displays and Repair Actions Sheet 5 of 5 OCP Pattern Code Error Repair Action nlllimm 3C NVPM write loop hang Replace controller occurred Attempt to write data to NVPM failed nilllm 3D NVPM structure revision Replace program card with one is higher than image that contains the latest software NVPM structure revision number version is higher than the one that can be handled by the software version attempting to execute nilllll 3F DAEMON diagnostic Verify that cache module is failed hard in present If the error persists non fault tolerant replace controller mode DAEMON diagnostic detected critical hardware component failure controller can no longer operate Last failure reporting Last Failures are automatically displayed on the maintenance terminal unless disabled through the FMU and use LFL formatting see Figure 2 SLFL HSG 13 MAY 2004 04 39 45 time not set Last Failure Code 20090010 Power On Time 0 Years 14 Days 19 Hours 58 Minutes 42 Seconds Controller Model HSG80 Serial Number AA12345678 Hardware Version 0000 00 Software Version V088P FF Informational Report Instance Code 0102030A Last Failure Code 20090010 No Last Failure Parameters Additional information is available in Last Failure Entry 1 Figure 2 Sa
180. er and Array Controller Software Troubleshooting Guide 79 Utilities and Exercisers Table 14 Disk Device Information Sheet 1 of 4 Info Displayed Description PT Port Target The controller only supports sub LUN 00 therefore the sub LUN is not portrayed For example disk40300 would be displayed as follows Example of output p gi 04 03 Model Device Model ID This unique drive model number is assigned by HP and written into the device firmware by the disk drive vendor The model ID uniquely identifies the disk drive model and is the key reference identification used to determine if the device is on the list of supported disk drives Refer to the latest release notes or contact your HP representative for a list of supported drives Note To retrieve the latest list of devices supported with HSG60 and HSG80 array controllers go to the following link http h1 8006 www 1 hp com products storageworks softwaredrivers acs Select manuals guides supplements addendums etc under self help resources and then select HSG60 HSG80 HSJ80 HSZ80 Supported Disk Drive Matrix Example of output Model BD0096349A 80 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 14 Disk Device Information Sheet 2 of 4 Info Displayed Description FW Vers Firmware Version The version of drive firmware is part of the device inquiry str
181. es of automatic hardware reset for example power failure or pressing the controller Reset button the fault LED log display is inhibited because automatic resets do not allow sufficient time to complete the log display SHOW PARAMETERS Displays the current settings associated with the SET command SET command PERMANENT Preserves the SET command across controller resets SHOW LAST ALL command The SHOW LAST ALL command is primarily for design engineering resources who need to have a better understanding of the circumstances of a system failure The following shows the correct syntax for issuing the SHOW LAST FMU command FMU gt SHOW LAST param param Tip The following commands work identically FMU gt SHOW FMU gt SHOW LAS D ALL FULL LAS l ALL 74 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers SHOW RESERVATION command The SHOW RESERVATION command allows full visibility of the reservation and persistent reservation status and displays which connections or hosts exist for units This command is primarily used by service support resources to obtain a better understanding of the circumstances of a system failure FMU gt SHOW RESERVATION option Command variants The following options are available for use with the SHOW RESERVATION command m ALL the default variant E unit n
182. eshooting Guide 119 Utilities and Exercisers 4 Run DILX with the following command RUN DILX The system displays the following prompt It is recommended that DILX only be run when there is no host activity present on the controller Do you want to continue v n n Enter Y es to accept Note Use the auto configure option to test the read and write capabilities of every unit in the subsystem Enter N o to decline the auto configure option and to allow testing of a specific unit Enter Y es to accept the default test settings and to run the test in read only mode Enter the unit number of the specific unit to test for example to test D107 enter the number 107 To test more than one unit enter the appropriate unit numbers after prompted Otherwise enter N o to start the test Note Use the control sequences listed in Table 33 to control D LX during the test Table 33 DILX Control Sequences Ctrl C Stops the test Ctrl G Displays the performance summary for the current test and continues testing Ctrl Y Stops the test and exits DILX 120 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Testing the read and write capabilities of a unit Run a DILX Basic Function test to test the read and write capability of a unit During the Basic Function test DILX runs the following four tests Note D LX repeats the
183. esource Statistics screen shown in Figure 21 on page 101 consists of the following sections Screen header which includes Controller ID data Subsystem performance Controller uptime Physical resource name fields Cache memory requirement fields Free Need and Wait Full unit performance Resource status fields Wait Flush wait FX Nodes Dirty and Flush HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers HSG80 S N ZG12345678 SW V88F HW 00 00 100 0 Idle 0 KB S 0 Rq S Resource Name Free Need Wait Unit ASWC KB S Buffers 491218 0 0 VAXDs 352 0 0 WARPs 80 0 0 RMDs 186 0 0 XBUFS 796 0 0 ZBUFS 0 0 0 Disk Read DWDs 300 0 0 Disk Write DWDs 216 0 0 DPCX Read DWDs 144 0 0 DPCX Write DWDs 144 0 0 DDs 252 0 0 BDBs 32456 0 0 HTBs ABS 255 Pool 174096 174400 LsdbQ 1406 Wait Flush 0 DDs 0 blocks Wait FX 0 wait 0 queue Nodes x cacho Sereen Srca Dirty 0 blocks 0 nodes Flush 0 blocks 0 nodes Figure 21 Sample of the VTDPY Resource Statistics screen HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 101 Utilities and Exercisers Remote Status screen The Remote Status screen ACS V8 8P only shown in Figure 22 consists of the following sections Remote copy set name Runtime status VTDPY gt DISPLAY REMOTE COPY SET TARGET CTN U Kb S ASSOC SET LOG U Kb S L
184. esponse template Template TL iius cage gus rem trt Lar moet UON UR n de Rees 145 Backup Battery Failure Event Sense Data Response template Template 12 147 Subsystem Built In Self Test Failure Event Sense Data Response template Template 13 149 Memory System Failure Event Sense Data Response template Template 14 151 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 5 Contents Device Services Nontransfer Error Event Sense Data Response template Template 41 153 Disk Transfer Error Event Sense Data Response template Template 51 155 Data Replication Manager Services Event Sense Response template Template 90 157 Connection Table Full Event Error template Template A0 llle 159 4 ASC ASCQ Repair Action and Component Identifier Codes 161 Vendor specific SCSI ASC and ASCQ codes 0 0 ee eee eee 162 Recommended Repair Action Codes 0 0 cece teen eee 167 Component DC Odes 4 oid ge eee bee when kao de dent 175 5 Instance Codes 202 os A ERR ERR AW SEES ROPA SEFERMR Fen V A EE 177 Instance Code structure 2 os V eR eI e bet dre ar tae sea Rc 178 Instance Code format eserse asie e ee Mae dig Pert pedes idee degna Bea 179 Notification and recovery threshold llle eee 179 Repaitt acO 2 ceno eter re bru eod bee a sd est opua ec dda ewan 180 Event number eC Feud a RR TR ROI RT e ORC ep e ote ate uera
185. eter 4 contains the PCB copy of the device port DSPS register Last failure parameter 5 contains the PCB copies of the device port DSTAT SSTATO SSTAT 1 SSTAT2 registers Last failure parameter 6 contains the PCB copies of the device port DFIFO ISTAT SBCL RESERVED registers Last failure parameter 7 contains the PCB copies of the device port SISTO SIST1 SXFER SCNTL3 registers 03470100 Insufficient memory available for target block allocation 01 03480100 Insufficient memory available for device port info block allocation 01 03490100 Insufficient memory available for automatic configuration buffer 01 allocation 034A0100 Insufficient memory available for PUB allocation 01 034B0100 No description 01 034C0100 Insufficient memory available for static structure allocation 01 034D0100 DS init DWDs exhausted 01 034E2080 Diagnostics report all device ports are broken 20 034FO100 Insufficient memory available for reselect target block allocation 01 03500100 Insufficient memory available for command disk allocation 01 03520100 A failure resulted after an attempt was made to allocate a DWD for use 01 by DS Command Data Interface CDI 242 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 30 of 55 Last Failure Code Description 03530102 A
186. evice port detected an illegal script instruction Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains the PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 237 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 25 of 55 Last Failure Code Description 03380188 A device port device statistics DSTAT register contains multiple asserted bits or an invalidly asserted bit or both Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains th
187. evision Last failure parameter 1 contains the other controller FLM revision 0A020100 ILFSCACHE_READY unable to allocate necessary DWDs 01 0A030100 ILFSCACHE READY BUFFERS OBTAINED gt non zero stack entry 01 count 0A040100 ILFSCACHE_READY DWD overrun 01 0A050100 ILFSCACHE_READY DWD underrun 01 0A060100 ILFSCACHE READY found buffer marked for other controller 01 0A070100 CACHESFIND LOG BUFFERS returned continuation handle gt 0 01 0A080100 Not processing a bugcheck 01 0A090100 No active DWD 01 OAOA0100 Current entry pointer is not properly aligned 01 OAOBO100 Next entry pointer is not properly aligned 01 OAOEO100 Active DWD is not a disk write DWD as expected 01 OAOFO100 New active DWD is not a disk write DWD as expected 01 0A100100 Data buffer pointer is not properly aligned 01 0A120100 0A130100 0A140100 New entry pointer is not properly aligned 01 0A150100 New entry record type is out of range 01 0A190102 ILF_DEPOPULATE_DWD_TO_CACHE first page guard check failed 01 Last failure parameter 0 contains the DWD address value Last failure parameter 1 contains the buffer address value HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 251 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 39 of 55 Last Failure
188. extended sense data 43036A64 The host connection table has reached its maximum AO 6A host connections No new connections can be added until the host table is cleared of s a e entries inactive connections still listed on the connection table or some host entries are deleted 82042002 A spurious interrupt was detected during the 13 20 execution of a subsystem built in self test 82052002 An unrecoverable error was detected during 13 20 execution of the host port subsystem test The system cannot communicate with the host 82062002 An unrecoverable error was detected during 13 20 execution of the UART and DUART subsystem test This condition renders the console unusable and causes failover communications failure 82072002 An unrecoverable error was detected during 13 20 execution of the FX subsystem test 820A2002 An unrecoverable error was detected during 13 20 execution of the PCIQO6OES test 820B2002 An unrecoverable error was detected during 13 20 execution of the device port subsystem built in self test One or more of the device ports on the controller module has failed some or all of the attached storage is no longer accessible on this controller 210 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes This chapter describes Last Failure Codes LFC and explains how to handle them An LFC is a number that uniquely
189. f 55 Last Failure Code Description O80A0000 The other controller requested this controller to self test 080B0100 Could not get enough memory to build a FCB to send to the remote 01 routines on the other controller 080C0100 Could not get enough memory for FCBs to receive information from the 01 other controller 080D0100 Could not get enough memory to build a FCB to reply to a request from 01 the other controller O80E0101 An out of range receiver ID was received by the NVFOC communication 01 utility master send to slave send ACK Last failure parameter 0 contains the bad ID value 080F0101 An out of range receiver ID was received by the NVFOC communication 01 utility received by master Last failure parameter 0 contains the bad ID value 08100101 A call to NVFOCSTRANSACTION had a From field ID that was out of 01 range for the NVFOC communication utility Last failure parameter 0 contains the bad ID value 08110101 NVFCC tried to defer more than one FOC send 01 Last failure parameter 0 contains the master ID of the connection that had the multiple delays 08140100 Could not allocate memory to build a workblock to queue to the NVFOC 01 thread 08160100 A request to clear the remote configuration was received but the 01 memory was not locked 08170100 A request to read the next configuration was receiv
190. f the modification flag is O then an attempt was being made to clear the No INTERLOCK flag and the NO_INTERLOCK flag was not set 1 at the time 02F70100 During power on testing one or more device ports SCSI were found to 01 be bad Due to a problem in the SYM53C770 chip the diagnostic may occasionally fail the port even though the hardware is OKAY A power on should clear up the problem If the port is actually broken logic to detect a loop that repeatedly causes the same bugcheck causes a halt 02F80103 An attempt was made to bring a unit online while the Cache Manager 01 says that a member CLD was not in the appropriate state Last failure parameter 0 contains the NV_INDEX of the config on which the problem was found Last failure parameter 1 contains the map type of that configuration Last failure parameter 2 contains the value from CACHESCHECK_CID that was not acceptable 02F90100 A call to EXECSALLOCATE_MEM_ZEROED failed to return memory 01 while allocating structures for read ahead caching O2FA0100 A Read Ahead Data Descriptor RADD is inconsistent 01 232 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 20 of 55 Last Failure Code Description O2FB2084 A processor interrupt was generated by the controller FX eng
191. ffe Un D10 Uu 1 save c 0 parted 1 sc dis 0 fe directory 0 627FFE00 0027 4 fffe 0025 0022 fffe Un po uy fe directory 1 62806200 0025 4 fffe 0024 0022 fffe Un D8 yl 0019 1 0031 fffe fffe 001d Dv 3 4 0 PUB c0486e0c Type 00 Pub st 5r Cb 0024 4 fffe 0023 0022 fffe Un D7 yl BLOX vaso 17769153 vabbro 17769153 vafediro 17769155 vafeo 17769157 iid dio d pin iir 022 Rena d pg g Veconto 17773497 vaidl 17773498 vsilbnsiz 17769153 E E vsicontsiz 0 mdatav 11 nodest 0 prev online 0 size val 1 id0 gd 1 idl gd 0022 4 0028 fffe 0011 fffe St RS 1 save c 0 parted 1 sc dis 0 fe directory 0 62806600 0011 4 0022 fffe fffe 0017 Dv 1 2 0 H fe directory 1 62806A00 BLOX vaso 17769177 vabbro 17769177 vaf 001d 1 0031 fffe fffe fffe Dv 5 4 0 PUB c0486c38 Type 00 Pub st 5ri 2 17773521 vaidl 17773522 vsilbnsiz 177691 vsicontsiz 0 mdatav 11 nodest 0 prev on save c 0 parted 1 sc dis 0 fe directory 0017 4 0022 fffe fffe 001b Dv 3 2 0 H BLOX vaso 17769177 vabbro 17769177 vaf 17773521 vaidl 17773522 vsilbnsiz 177691 vsicontsiz 0 mdatav 11 nodest 0 prev on save c 0 parted 1 sc dis 0 fe directory 001b 4 0022 fffe fffe fffe Dv 5 2 0 H BLOX vaso 17769177 vabbro 17769177 vaf 17773521 vaidl 17773522 vsilbnsiz 177691 vsicontsiz 0 mdatav 11 nodest 0 prev on save c 0 parted 1 sc dis 0 fe directory BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 vaconfo BLOX vaso 17769177 vabbro
192. fferential SCSI bus to a single ended SCSI bus 3 A device used to extend the length of a differential or single ended SCSI bus See also DOC DWZZA DWZZB DWZZC and I O module Also called adapter see adapter SCSI device 1 A host computer adapter a peripheral controller or an intelligent peripheral that can be attached to the SCSI bus 2 Any physical unit that can communicate on a SCSI bus 296 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary SCSI device ID number A bit significant representation of the SCSI address referring to one of the signal lines numbered 0 through 7 for an 8 bit bus or 0 through 15 for a 16 bit bus See also target ID number SCSI ID number The representation of the SCSI address that refers to one of the signal lines numbered 0 through 15 SCSI port 1 Software The channel controlling communications to and from a specific SCSI bus in the system 2 Hardware The name of the logical socket at the back of the system unit to which a SCSI device is connected SCSI A cable A 50 conductor 25 twisted pair cable generally used for single ended SCSI bus connections SCSI P cable A 68 conductor 34 twisted pair cable generally used for differential bus connections Selective Storage Presentation Selective Storage presentation is a feature of the HSG80 controller that enables the user to control the allocation of storage space and shared access
193. following steps to remedy this issue 1 Stop normal write activity to the single member mirrorset 2 Backup data from the mirrorset with host backup software or equivalent Note Do nof use the CLONE utility 3 Delete the single member mirror unit and delete the device 4 Replace the disk drive with a good disk 5 Create a single member mirror unit and then initialize and restore data on the unit 69 An unrecoverable fault occurred at the host port There may be more than one entity attempting to use the same SCSI ID or some other bus configuration error such as improper termination may exist If no host bus configuration problems are found follow Repair Action 01 6A The host connection table has reached its maximum host connections To add new connections you must remove stale entries inactive connections still listed on the connection table from the host connection table or delete some of the existing host connections 80 An EMU fault has occurred 81 The EMU reported terminator power out of range Replace the indicated I O modules 172 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes Table 49 Recommended Repair Action Codes Sheet 7 of 8 Code Description 83 m An EMU is unavailable m This EMU and associated cabinet may have been removed from the subsystem no action is required m The cabinet has
194. g 119 read requests See also write requests anticipating subsequent read requests with read ahead caching 44 decreasing the subsystem response time with read caching 44 read ahead caching 44 caching enabled for all disk units 44 related documentation 12 remedies for a problem 22 repair action Flashing OCP pattern displays table 32 instance code 180 last failure code 214 solid OCP pattern displays table 35 repair action codes table 167 to 174 codes table 167 to 174 last failure codes correlation table 214 to 268 logging 72 translating 70 resource performance statistics 117 resource performance statistics using VIDPY resource screen 117 restart code last failure code 213 restart type codes 70 running controller self test 41 DAEMON tests 41 FMU 68 VTDPY 89 running DILX 119 S screen header VTDPY screens 103 screens VIDPY cache performance screen 95 controller status screen 93 default screen 92 device performance screen 96 host port host screen 98 remote status screen 102 resource statistics screen 100 SCSI command operations 70 self test 41 setting display characteristics for FMU 71 significant event reporting 31 solid OCP LEDs events controller operation halted 34 spontaneous Event log controller operation continues 40 status host port 92 storagesets adding devices with the CONFIG utility 128 duplicating data with the CLONE utility 131 generating a new volume serial number with the CHVSN utility 13
195. gt TR IK IK IKK IK IK kk koe kk kk kk IK FOR IK IK IK IK ek FOR IK IK IKK OK ek AK ek ke ee VSI tree information in full Nv St Up Us Dn Ds 0021 4 fffe 0020 000e fffe Un D5 USB c0de8070 0 Part 0363a000 00000000 0020 4 fffe 001f 000e fffe Un D4 USB c0de8b90 1 Part 028ab800 00000000 001f 4 fffe 0010 000e fffe Un D3 USB c0de96b0 2 Part 01b1d000 00000000 0010 4 fffe 000f 000e fffe Un D2 USB c0deald0 3 Part 00d8e800 00000000 000 4 fffe fffe 000e fffe Un D1 USB c0deacf0 4 Part 00000000 00000000 000e 4 0021 fffe 000b fffe St RSDB 80fa8fec mem 4 000b 4 000e fffe fffe 0029 Dv 1 1 0 PUB c0488054 Type 00 Pub st 6 ri 2 BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 vaconfo 17773521 vaidl 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 id0 gd 0 fe directory 1 fffe 000c Dv 2 0 0 PUB c0488228 Type 00 vabbro 35556389 vafediro 35565078 vsilbnsiz 35556389 vsicontsiz 0 mdatav 11 id0 gd 0 fe directory 1 fffe 001a Dv 3 1 0 PUB c0487e80 Type 00 vabbro 17769177 vafediro 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 id0 gd 0 fe directory 1 nodest 0 prev online 0 size val 1 Sc dis 0 fe directory 0 CO01FA100 0029 4 000e fffe BLOX vaso 35556389 vaconfo 35565077 vaidl nodest 0 prev online O0 Sc dis 0 fe directory 0 000c 4 000e fffe BLOX vaso 17769177 vaconfo 17773521 vaidl nodest 0 prev online 0 Sc dis 0 fe directory 0 size val 1 C01FA100 size_val 1
196. h order byte of this value identifies the macro type O DEBUG 1 ASSUME 2 ASSUME LE 01150106 A bugcheck occurred before subsystem initialization completed 01 Last failure parameter O contains the executive flags value Last failure parameter 1 contains the RIP from the bugcheck call stack Last failure parameter 2 contains the first SIP last failure parameter value Last failure parameter 3 contains the second SIP last failure parameter value Last failure parameter 4 contains the SIP LFC value Last failure parameter 5 contains the EXECSBUGCHECK call LFC value 216 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 4 of 55 Last Failure Code Description 01170108 The Intel i960 processor reported a machine fault parity error while an NMI was being processed Last failure parameter 0 contains the reserved value Last failure parameter 1 contains the access type value Last failure parameter 2 contains the access address value Last failure parameter 3 contains the number of faults value Last failure parameter 4 contains the process controls register PC value Last failure parameter 5 contains the arithmetic controls register AC value Last failure parameter 6 contains the fault type and subtype values Last failure parameter 7 cont
197. hat identify and accompany significant events that do not cause the controller to halt operation m Display the Last Failure Codes that identify and accompany failure events that cause the controller to halt operations Last Failure Codes are sent to the host only after the affected controller is restarted m Control the display characteristics of significant events and failures that the fault management system displays on the maintenance terminal See Controlling the display of significant events and failures on page 71 for specific details on this feature Display device services event silo Display detailed device characteristics Displaying last failure entries The controller stores the 16 most recent last failure reports as entries in its nonvolatile memory The occurrence of any failure event halts operation of the controller on which it occurred Note Memory system failures are reported through the last failure mechanism but can be displayed separately To display the last failure entries 1 Connect a PC or a local terminal to the controller maintenance port 2 Start FMU with the following command RUN FMU 68 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers 3 Show one or more of the entries with the following command SHOW event type entry FULL where E event typeis LAST FAILURE orMEMORY SYSTEM FAILURE WB entry is ALL MOST RECENT or 1 through
198. hat target controller m Malfunction occurred in the Fibre Channel fabric between the peer controllers 8C Unable to communicate to an initiator unit of the remote copy set because the unit malfunctioned Perform the repair actions indicated in any and all event reports found for that initiator unit HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 173 ASC ASCQ Repair Action and Component Identifier Codes Table 49 Recommended Repair Action Codes Sheet 8 of 8 Code Description 8D Not safe to present the Worldwide LUN ID WWILID to the host because a site failover may have taken place but cannot confirm with the remote controller Perform one of the following repair actions m Follow Repair Action 8B m Ifa site failover took place and you do not plan to perform a future site failback delete the remote copy set on this controller 8E Not safe to present the WWLID to the host because a site failover has taken place Perform one of the following repair actions m Perform a site failback m Delete the remote copy set on this controller 8F Unable to communicate to a log unit because the unit malfunctioned Perform the repair actions indicated in any and all event reports found for that log unit 90 An internal software structure for a write history log unit is inconsistent on this controller the controller that failed For this condit
199. have been moved to secondary memory and are now unprotected against additional memory failures In this instance the Byte Count field is undefined 028D0064 The device specified in the Device Locator field was 5 00 removed from the spareset into the failedset The new nominal number of members for the spareset is specified in the device sense data Information field 028F8901 The host command failed because the remote copy set 51 89 02908901 went failsafe locked prior to command completion 02918901 The remote copy set is specified by the remote copy name field The Information field of the device sense data contains the block number of the first block in error 192 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 13 of 30 Repair Instance Action Code Description Template Code 02925D01 The device specified in the Device Locator field was removed from the spareset into the failedset there are no devices left in the spareset The new nominal number of members for the spareset is specified in the device sense data Information field 02931101 The UPS signaled a TMW before signaling an AC line 12 1 failure UPS signals are ignored until this condition clears 0294000A A requested block of data contains a forced error A 51 00 forced error occurs after a disk block is successfully reassig
200. he Log Unit Number field 90 8F has failed OE258FO01 Write history logging encountered a write error on the 90 8F log unit OE260064 There is no more space left at the end of the log unit 90 00 for write history logging OE278FO01 Write history log merge encountered a read error on 90 8F the log unit OE288F01 The log unit failed with a media format error 90 8F 0E290064 The log unit was reset because the specified target 90 00 member was marked invalid For instance a site failover detected or a full member copy has started OE2A8FO01 The logical unit specified by the Log Unit Number field 90 8F is unknown or inoperative OE2B0064 The log unit was reset due to loss of cached dota for 90 00 the write history log The specified target member was marked for a full copy 0E2C0064 A target member is being removed while write history 90 00 logging is active HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 209 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 30 of 30 Repair Instance Action Code Description Template Code 43010064 The host port protocol component detected that the other controller failed and that this controller has taken over the units specified in the extended sense data 43020064 The host port protocol component detected that this 04 00 controller has taken over failed back the units specified in the
201. he primary power supply Uninterruptible power supplies are usually rated by the amount of voltage supplied and the length of time the voltage is supplied 300 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary VHDCI Very High Density Cable Interface A 68 pin interface that is required for Ultra SCSI connections virtual terminal A software path from an operator terminal on the host to the controller CLI sometimes called a host console The path can be established through the host port on the controller or through the maintenance port through an intermediary host See also maintenance terminal VTDPY Virtual Terminal Display A utility that allows viewing of specific informational displays by using CLI commands Worldwide name A unique 64 bit number assigned to a subsystem by the Institute of Electrical and Electronics Engineers IEEE and set by manufacturing prior to shipping Also called node ID within the CLI write hole The period of time in a RAID 1 or RAID 5 write operation at which an opportunity emerges for undetectable RAIDset data corruption Write holes occur under conditions such as power outages where the writing of multiple members can be abruptly interrupted A battery backed up cache design eliminates the write hole because data is preserved in cache and unsuccessful write operations can be retried writeback cache See cache module writeback caching A cache man
202. hing 0 0 eee eee cette enna 45 Writeback caching coded eer wee de eee eae a gow aye 4 a aati ren a 45 Fault tolerance for writeback caching 1 lees 45 Nonvolatil memoty 2 12b Rr e Pee bee eee get po ci e e qo wt aac 46 Cache policies resulting from cache module failures 47 Dual external cache battery failures 2 2 0 eee ee eee 53 Enabling mirrored writeback cache 0 0 00 cece eee 53 Device Discovery Error report 2 cnt tee eens 53 SHOW ELEVATIONIGDOfRl 4 eura ei R cR mim c de ic INC RR 0 RC ce ala wie was n 56 2 Utilities and Exercisers 0 cece cece ce cee eee e eee IA 67 Fault Management Utility FMU 0 0 0 0 sse 68 Displaying last failure entries 2 0 teen III 68 Translating event codes 0 0 eee nuuraa 70 Controlling the display of significant events and failures 000004 71 SHOW LAST AanrLcommand eeeeeeee e 74 SHOW RESERVATION command 0 0c eee e 75 Command variants eesriie ides tae Pe iu pae eb berpi s EE EA 75 CLEAR RESERVATION command esee T Device Information and Error Utilities 0 0 eee 78 SHOW DEVICE INFORMATION command eese 78 LEE ME 80 SHOW DEVICE ERRORS and CLEAR DEVICE ERRORS unit command 84 SHOW DEVICE ERRORS command 00000 0c cece ee eee 84 Interpreting Event log fields 0 eee eee 85 Common event descriptions 0 0 cece
203. ibits assertion of the kill line Last failure parameter 0 contains the OCP LED solid fault code value 011D0100 Relocated zero for example CO000000 entered through call or 01 branch 018000A0 A power fail interrupt occurred 00 018600A0 A processor interrupt was generated with an indication that the other 00 controller in a dual redundant configuration asserted the kill line to disable this controller 018700A0 A processor interrupt was generated with an indication that the 00 Reset button on the controller module was depressed 018800A0 A processor interrupt was generated with an indication that the program 00 card was removed 018900A0 A processor interrupt was generated with an indication that the 00 controller inactivity watchdog timer expired 218 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 6 of 55 Last Failure Code Description 018F2087 A NMI interrupt was generated with an indication that a controller system problem occurred Last failure parameter O contains the value of read diagnostic register Last failure parameter 1 contains the value of read diagnostic register Last failure parameter 2 contains PCI status Bits 31 24 hold PCI FX engine PCFX PCI Status Command Register PSCR status and bits 15 08 hold PLX bridge
204. ical or editorial errors or omissions contained herein Compaq Computer Corporation is a wholly owned subsidiary of Hewlett Packard Company Intel and Celeron are U S registered trademarks of Intel Corporation UNIXQ is a registered trademark of The Open Group Hewlett Packard Company shall not be liable for technical or editorial errors or omissions contained herein The information is provided as is without warranty of any kind and is subject to change without notice The warranties for Hewlett Packard Company products are set forth in the express limited warranty statements for such products Nothing herein should be construed as constituting an additional warranty HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Third Edition March 2005 Part Number EK G80TS SA CO1 contents About this Guide jasc on c odie eb RTSTEY SET RR CES EaERE PER bes PE Fre 11 OVERVIEW owai ccr 11 Intended audience coan ossis ade ee e ie a a a aa a ey ee 12 PrerequisiteS apoie siti or ce nte ee EASE TO RE 12 Related documentation 2 0 0 eee hm 12 Conventions Joc acute oon de ee e doles dn Mia eie Hebe a pedea d PG okow dads 15 Docuinent conventions eris ek Dbeelexuerir rer ee qe Ra a aes 15 Text symbols 2 25 20 04 4b xa desee es OS Pee Sadao BO Hae S d din 15 Equipment symbols 0 0 cc cece eee en eee he 16 Rack stability 22 su reb e Rp RA pega hens aw e a e se wes area a anda ae gohan 1
205. iled set m Non redundant containers are transitioned to an Inoperative state If the host retries a command a check condition and SK 2 not ready with ASC Q of 04 00 is reported The host might retry the I O until it suspends its retry attempts HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Alternative Controller Operations m Any device in error recovery where the error recovery against the same device results in two SCSI BUS resets within a 2 minute interval fails with the following conditions m Normalized and redundant containers are reduced m Normalizing and redundant containers are reduced only if the device that caused the SCSI bus reset is the device that is in the normalizing target m Non redundant containers transition the unit to an Inoperative state If the host retries a command a check condition and SK 2 not ready with ASC Q of 04 00 is reported The host might retry the I O until it suspends its retry attempts Caution If a controller fails out one member of a host redundant unit leaving only one remaining member it is essential that you do one of the following m Promptly repair the failed unit so that it can be placed back into service m Issue the SET unit NOHOST REDUNDANT CLI command on the operational host mirrored unit If the unit failure exists on the subsystem and there is no redundancy from the host perspective or LSM level then for best availabili
206. ilure Code esseeeeeee eA 212 Tables 1 Related Documentation lsleseeeeeeee neces 12 2 Document Conventions e105 setae ox ur eese taie iden wade due d i 15 3 Installation Problem Identification Checklist llle 20 4 Troubleshooting Guidelines leeeeeee e 22 5 Flashing OCP Pattern Displays and Repair Actions 0 0 00 eee eee 32 6 Solid OCP Pattern Displays and Repair Actions eese 35 7 ECB Capacity Based on Memory Size 0 0 eee eects 42 8 Cache Policies Cache Module Status 0 0 0 cece ee eee 47 9 Resulting Cache Policies ECB Status eee 50 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 7 Contents 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 DWD Status Codes uox pare trees a T encre Gane RC ea ea re Re ox 54 EC ea ER CP 56 Event Code Types sere eucegs e ce eR Re bel mega de wed a an a 70 FMU SET Commands sa ses euc eri eiea te ne bee ee beeen eran 72 Disk Device Information 0 0 0 0 cece eee mn 80 Event log interpretation legend 1 0 0 eee teens 86 Common Event Descriptions 2 0 0 0 eee e eens 87 VTDPY Key Sequences and Commands 0 00 eee eee ee eens 90 VTDPY Common Data Fields Column Definitions Part 1 lesus 104 VTDPY Common Data Fields Column Definitions Part2
207. in DIMM is fully seated in Cache A or B the slot Failed DIMM If the previous remedy Replace DIMM fails to resolve the problem check for OCP LED codes Mirrored cache Improperly installed Remove cache module Reseat DIMM Failed DIMM in this controller cache module If the previous remedy fails to resolve the problem check for OCP LED codes Replace DIMM in this controller cache module 24 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 4 Troubleshooting Guidelines Sheet 4 of 9 Possible Cause Symptom Mirrored cache this controller reports DIMM 3 or 4 failed in Cache A or B Improperly installed DIMM in other controller cache module Investigation Remove cache module and ensure that the DIMMs are installed properly Troubleshooting Information Remedy Reseat DIMM Failed DIMM in other controller cache module If the previous remedy fails to resolve the problem check for OCP LED codes Replace DIMM in other controller cache module Mirrored cache controller reports battery not present Memory module was installed before the cache module was connected to an ECB BA370 enclosure ECB cable not connected to cache module Model 2100 and 2200 enclosures ECB not installed or seated properly in backplane BA370 enclosure Connect ECB cable to cache module and then restart both controllers
208. in cabinet 0 is performing an emergency shutdown because a 06 fan was missing for more than 8 minutes 04010101 The requester ID component of the Instance Code passed to 01 FMSREPORT EVENT is larger than the maximum allowed for this environment Last failure parameter 0 contains the Instance Code value 04020102 The requester error table index passed to FMSREPORT EVENT is larger 01 than the maximum allowed for this requester Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the requester error table index value HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 245 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 33 of 55 Last Failure Code Description 04030102 The Unit State Block USB index supplied in the EIP is larger than the maximum number of USBs Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the USB index value 04040103 The Event log format found in v FM TEMPLATE TABLE is not 01 supported by the Fault Manager The bad format was discovered while trying to fill in a supplied EIP Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the format code value Last failure parameter 2 contains the requester error table index
209. in on the other controller 98 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide VTDPY gt DISPLAY HOST 00 10 11 12 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide k KNOWN HOSTS x NAME BONK2P2 NEWCON35 DADRA11 BONK1P1 BB Frsz 2048 2048 2048 2048 ID ALPA 210113 20213 210213 P S FIBRE CHANNEL HOST STATUS DISPLAY DORT 1 Topology FAB RIC Current FAB Status Ric Current g 2 ID ALPA 31S Tachyon 8 TE Status Queue Depth 8 6 Busy QFull 0 Rsp LINK ERROR COUNTERS Link Downs 8 1 Soft Inits 0 Hard Inits 0 Loss of 0 Signals Bad Rx Chars 3 Loss of Syncs 0 Link Fails 0 Received 0 EOFa Generated 0 EOFa Bad CRCs 0 Protocol 0 Errors Elastic 8 0 Errors Sfs Buff 0 Warns Figure 20 Sample of the Host Ports Statistics screen Utilities and Exercisers DORT 2 Topology FAB RIEC Current FAB Status RIC Current g 2 ID ALPA 413 Tachyon 8 fr Status Queue Depth 8 0 Busy QFull 0 Rsp LINK ERROR COUNTERS Link Downs 8 1 Soft Inits 0 Hard Inits 0 Loss of 0 Signals Bad Rx Chars 3 Loss of Syncs 0 Link Fails 0 Received 0 EOFa Generated 0 EOFa Bad CRCs 0 Protocol 0 Errors Elastic al Errors Sfs Buff 0 Warns 99 Utilities and Exercisers Resource Statistics screen 100 The R
210. ine indicating an unrecoverable error condition Last failure parameter 0 contains the FX CSR Last failure parameter 1 contains the FX DILP Last failure parameter 2 contains the FX DADDR Last failure parameter 3 contains the FX DCMD O2FB2086 A processor interrupt was generated by the controller s XOR engine FX 20 indicating an unrecoverable error condition Last failure parameter O contains the FX CSR Last failure parameter 1 contains the FX DMA DILP Last failure parameter 2 contains the FX DMA DADDR Last failure parameter 3 contains the FX DMA DCMD Last failure parameter 4 contains the FX DMA DIR Last failure parameter 5 contains the FX active flag 02FCO180 The FX detected a compare error for data that was identical Previously 01 this error has always occurred due to a hardware problem O2FDO1OO The controller has insufficient free memory to restore saved configuration 01 information from disk 02FE0105 A field in the VSI was not cleared while an attempt was made to clear the 01 interlock Last failure parameter 0 contains the nonvolatile NV index of the VSI on which the problem was found Last failure parameter 1 contains the contents of the Enable_change field of the VSI that should be zero Last failure parameter 2 contains the contents of the Desired_state field of the VSI that should be zero Last failure parameter 3 contains the contents of the Completion_routi
211. ing response Each disk drive vendor specifies content of this string and the disk drive generally increments the string for each new device firmware version Example of output FW Vers 3B05 S N on Media Serial Number on Media This 32 character alphanumeric string is unique to each device If the media firmware for a device is ever greater than 32 characters the least significant 32 characters are displayed Example of output 3BVOBYBW00001046HRYX HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 81 Utilities and Exercisers Table 14 Disk Device Information Sheet 3 of 4 Info Displayed Description FL Device Flags The controllers interpretation of the SCSI device characteristics Example of output FL 3 FL Device Flags Sum of 1 Advanced support 2 Fairness Support Advanced Support Devices support certain controller advanced operations such as Automated Read Retry Enabled ARRE In the previous example the value 3 denotes that the device supports advanced support and fairness Fairness Support Some SCSI devices support an internal functionality that establishes how it allocates and utilizes the SCSI bus Since the SCSI bus is an unfair bus access to the bus for data transfer is determined by the SCSI ID ID priority is highest to lowest 7 6 5 4 3 2 1 O 15 14 13 12 11 10 9 8 A SCSI device that supports its own fairness algorithm
212. ins a failover request OEOFO101 An illegal failover response was given to the WHL response handler 01 Last Failure Parameter 0 contains a failover response 0E100100 The Write History Log failover control had a bad send count 01 0E110100 Unable to allocate memory for WHL DBs 01 0E120100 Unable to allocate memory for WHL HTBs 01 0E130100 Unable to allocate memory for WHL HTBs 01 0E140100 Unable to allocate memory for WHL HTBs 0E150101 Unable to allocate memory for WHL metadata 01 Last Failure Parameter 0 contains response failure code 0E160100 An illegal WHL lock state was detected 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 255 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 43 of 55 Last Failure Code Description 0E170101 An invalid sense key was detected during WHL processing Last Failure Parameter 0 contains unexpected sense key OE180100 Call to VASENABLE NOTIFICATION failed due to 01 INSUFFICIENT RESOURCES 0E199001 This controller comes up misconfigured to avoid a recursive bug check 90 Issue the SET NOFAILOVER CLI command on the other controller and then issue a SET MULTI COPY THIS from the other controller Note Note that there is a unit that is inoperative Take corrective steps to resolve that unit
213. invalid parameter in the command descriptor block the target stops the command without altering the medium If the target detects an invalid parameter in the additional parameters supplied as data the target may alter the medium This sense key may also indicate that an invalid identify message was received 03D9450A During device initialization the device reported the Al 45 SCSI sense key unit attention This condition indicates that the removable medium was changed or the target reset 200 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 21 of 30 Repair Instance Action Code Description Template Code O3DA450A During device initialization the device reported the SCSI sense key data project This condition indicates that a command that reads or writes the medium was attempted on a block that is protected from this operation The read or write operation is not performed O3DB450A During device initialization the device reported the Al 45 SCSI sense key blank check This condition indicates that a write once device encountered blank medium or format defined end of data indication while reading or a write once device encountered a non blank medium while writing O3DC450A During device initialization the device reported a 41 45 SCSI vendor specific sense key This sense key
214. ion the prior firmware V8 7 and earlier would have recursively failed with a trace similar to the following Controller LFC 01942088 crash PDAL recursive crash near PC CO16F144 PARAM 7 0x00000A1C The controller would have then halted with LED HEX 25 in the LED codes With V8 8 this controller the controller that failed comes up misconfigured so that it can avoid a recursive bug check failure Follow these steps 1 On the other controller issue the SET NOFAILOVER CLI command 2 lssuea SET MULTICOPY THIS from the other controller that did not fail Note Note that there is a unit that is inoperative 3 Take corrective steps to resolve that unit 174 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes Component ID Codes Component ID Codes are embedded in Instance and Last Failure Codes For a more detailed description of the relationship between these codes see the Instance Codes chapter that starts on page 177 and the Last Failure Codes chapter that starts on page 211 Table 50 lists the Component ID Codes Table 50 Component ID Codes Code Description 01 Executive services 02 Value added VA services 03 Device services 04 Fault manager 05 Common library routines 06 Dual universal asynchronous receiver and transmitter services 07 Failover control 08 Nonvolatile p
215. ions The VTDPY utility requires a serial maintenance terminal that supports ANSI control sequences or a graphics display that emulates an ANSI compatible terminal Only one VTDPY session can be run on a controller at a time VTDPY does not display information for passthrough devices Running VTDPY To run VTDPY 1 Connect a serial maintenance terminal to the controller maintenance port Note The terminal must support ANSI control sequences HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 89 Utilities and Exercisers 2 Setthe terminal to Nowrap mode to prevent the top line of the display from scrolling off of the screen 3 Press Enter or Return to display the CLI prompt Start VTDPY with the following command RUN VTDPY Use the key sequences and commands listed in Table 17 to control VTDPY Table 17 VTDPY Key Sequences and Commands Command Action Ctrl C Enables Command mode after entering Ctrl C enter one of the following commands and press Enter or Return CLEAR DISPLAY CACHE DISPLAY DEFAULT DISPLAY DEVICE DISPLAY HOST DISPLAY REMOTE ACS V8 8P only DISPLAY RESOURCE DISPLAY STATUS EXIT or QUIT HELP INTERVAL seconds to change update interval REFRESH or UPDATE Ctrl G Updates screen Cirl O Pauses and resumes screen updates Ctrl R Refreshes the current screen display Ctrl W Refreshes the current screen display Cirl Y Exi
216. is available for reporting vendor specific conditions 03DD450A During device initialization the device reported the Al 45 SCSI sense key copy aborted This condition indicates thata COPY COMPARE or COPY and VERIFY command was aborted due to an error condition on the source device the destination device or both O3DE450A During device initialization the device reported the 41 45 SCSI sense key aborted command This condition indicates that the target aborted the command The initiator may be able to recover by trying the command again O3DF450A During device initialization the device reported the Al 45 SCSI sense key equal This condition indicates that a search data command has satisfied an equal comparison HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 201 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 22 of 30 Repair Instance Action Code Description Template Code 03E0450A During device initialization the device reported the SCSI sense key volume overflow This condition indicates that a buffered peripheral device has reached the end of partition and data not written to the medium may remain in the buffer RECOVERED BUFFER DATA commands may be issued to read the unwritten data from the buffer 03E1450A During device initialization the device reported the Al 45 SCSI sense key miscompare This condition indicate
217. is code uniquely identifies the software component that reported the failure For details about component ID codes see the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 Last Failure and Repair Action Codes Table 56 lists Last Failure Codes that are issued from the controller Codes are listed in ascending order Table 56 Last Failure Codes and Repair Action Codes Sheet 1 of 55 Last Failure Code Description 01000100 Memory allocation failure during executive initialization 01010100 An interrupt without any handler was triggered 01 01020100 Entry on timer queue was not of type Associated Queue AQ or 01 Blocking Queue BQ 214 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 2 of 55 Last Failure Code Description 01030100 Memory allocation for a facility lock failed 01040100 Memory initialization called with invalid memory type 01 01082004 The core diagnostics reported a fault 20 Last failure parameter 0 contains the error code value same as flashing OCP LEDs error code Last failure parameter 1 contains the address of the fault Last failure parameter 2 contains the actual data value Last failure parameter 3 contains the expected data value 01090105 A non maskable interrupt NMI occurr
218. itted to arbitrate or originate frames An L port in non participating mode may or may not have an AL PA See also participating mode nonredundant controller configuration A controller configuration that does not include a second controller nonvolatile memory See NVM 290 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary Normal member A mirrorset member that block for block contains the same data as other Normal members within the mirrorset Read requests from the host are always satisfied by Normal members normalizing A state in which block for block data written by the host to a mirrorset member is consistent with the data on other normal and Normalizing members The Normalizing state exists only after a mirrorset is initialized Therefore no customer data is on the mirrorset Normalizing member A mirrorset member whose contents are the same as all other Normal and Normalizing members for data that was written since the mirrorset was created or lost cache data was cleared A Normalizing member is created by a Normal member after either all of the Normal members fail or all of the Normal members are removed from the mirrorset See also Copying member NVM Nonvolatile memory A type of memory where the contents survive power loss Also called NVMEM The NVMEM in the controller stores the configuration parameters for the storage subsystem OCP Operator control panel Th
219. ived that caused the frame Manager to attach an EOFa delimiter Frames that the TACHYON chip discarded due to internal FIFO overtlow are not included in this or any other statistic Bad CRCs Denotes the number of bad CRC frames that the TACHYON chip has received Protocol Indicates the number of protocol errors that the frame Manager has Errors detected HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 111 Utilities and Exercisers Table 25 Fibre Channel Host Status Display Link Error Counters Continued Field Label Description Elastic Reveals the timing difference between the receive and transmits Errors clocks and usually indicates cable pulls Sfs Buff Indicates the number of SFS buffer warning interruptions that Warns occurred A rapidly increasing value could indicate that the controller is running out of SFS buffer resources due to high host 1 O command traffic TACHYON chip status The number that appears in the TACHYON Status field represents the current state of the TACHYON or Fibre Channel control chip It consists of a two digit hexadecimal number the first of which is explained in Table 26 The second digit is outlined in Table 27 Refer to the HP TACHYON user manual for a more detailed explanation of the TACHYON chip definitions Table 26 First Digit on the TACHYON Chip Description Description MONITORING INITIALIZING
220. ize not 512 bytes 4 Exhausted all command retries 5 Unsupported capacity too large 6 Blank check from drive 7 Illegal operation code or field in operation code 8 Vendor unique problem 9 Drive is not responding to us 10 Error with the media 11 Drive is not functioning 13 Drive tells us it is not ready 14 Drive failed self diagnotic tests 15 Error comes from drive hardware 29 Failure code not yet documented add new one or see JY 1 Drive capacities greater than 146 GB are not supported by HSG60 and HSG80 array controllers SHOW ELEVATION report The SHOW ELEVATION command retrieves most of the data about a controller by using one command The following pages show a sample of the output generated after a SHOW ELEVATION command is issued 56 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information hsg80 bot show elevation Nindy is currently OFF Time 05 JUN 2004 12 00 21 Power On Time 0 Years 0 Days 0 Ok ok IR ke kk ek kk kk ek ke ke kk ke kk kk IK kk kk koe koe ke ke This controller information in fu SR IRR IO ko Kk koe kc ke kk koe kk kk ke e ke ke ke ke ee ke x Controller HSG80 ZG95114377 Software V88S 1 NODE ID 5000 1FE1 0001 ALLOCATION CLASS 0 SCSI VERSION SCSI 3 Configured for MULTIBUS FAILOVER In dual redundant configurati Device Port SCSI address 6 Time 05 JUN 2004 12 00 22 Command Console LUN is l
221. key not ready This condition indicates that the logical unit addressed cannot be accessed Operator intervention may be required to correct this condition HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 199 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 20 of 30 Instance Code Description Template 03D6450A During device initialization the device reported the SCSI sense key medium error This condition indicates that the command stopped with a nonrecovered error condition that was probably caused by a flaw in the medium or an error in the recorded data This sense key may also be returned if the target is unable to distinguish between a flaw in the medium and a specific hardware failure HARDWARE ERROR sense key 03D7450A During device initialization the device reported the Al 45 SCSI sense key hardware error This condition indicates that the target detected a nonrecoverable hardware failure for example controller failure device failure parity error and so forth while performing the command or during a self test 03D8450A During device initialization the device reported the Al 45 SCSI sense key illegal request This condition indicates that there is an illegal parameter in the command descriptor block or in the additional parameters supplied as data for some commands FORMAT UNIT SEARCH DATA and so on If the target detects an
222. l redundant controllers and enabling mirroring ensure that the following conditions are met m Each cache module is configured with the same size cache 128 MB 256 MB or 512 MB Diagnostics indicate that cache is good on both cache modules Both cache modules either Have an ECB connected and the UPS switch is set by one of the following CLI commands SET controller NOUPS no UPS is connected BA370 enclosure only SET controller UPS NODE ONLY a UPS is connected Do not have an ECB connected and the UPS switch is set by the following CLI command SET controller UPS DATACENTER WIDE m No unit errors are outstanding for example lost data or data that cannot be written to devices m Both controllers are started and configured in Failover mode For important considerations while configuring a subsystem for mirrored caching refer to the appropriate installation and configuration guide To add or replace DIMMs in a mirrored cache configuration refer to the controller maintenance and service guide Device Discovery Error report The Device Discovery Error report contains information that the controller reports to the maintenance console if it encounters errors in the Device Discovery Code see Figure 6 on page 54 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 53 Troubleshooting Information 54 SEVL hsg80 bot 08 JUN 2004 11 37 26 Instance Code 03D04002
223. ld information is explained in Table 29 on page 115 Target maaan 123456789012345 P1DDDD Hh o2DDDD Hh r3DDDD Hh t4DDDD Hh 5DDDD Hh 6DDDD Hh Figure 23 Sample port configuration information HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 29 Device Map Column Definitions Column Port Contents SCSI ports 1 through 6 Target SCSI targets O through 15 Single controllers occupy 7 dual redundant controllers occupy 6 and 7 D Disk drive or CD ROM drive Foreign device This controller Other controller in dual redundant configurations Passthrough device 9 D I mM ll Unknown device type space No device at this port and target location Controller and processor utilization VTDPY displays information on policy processor threads by using a block of tabular data in the Default and Status screens only Thread data is located on the left side of both screens see Figure 16 on page 93 and Figure 17 on page 94 and contains fields described in Table 30 and Table 31 on page 116 Table 30 Controller and Processor Utilization Definitions Column Pr Contents Thread priority The higher the number the higher the priority Name Thread name For DUP Local Program threads use the name in the Name field to invoke the program Stk Max Allocated st
224. le 53 Instance Codes and Repair Action Codes Sheet 28 of 30 Repair Instance Action Code Description Template Code OE088864 The remote copy set specified by the Remote Copy Set Name field has just had a membership change such that Disaster Tolerance Failsafe Error mode can now be enabled if desired 0E098901 The remote copy set specified by the Remote Copy 90 89 Set Name field is inoperative due to a disaster tolerance failsafe locked condition OEOA8DO1 The unit is unavailable to the host for the remote copy 90 8D set specified in the Remote Copy Set Name field This controller cannot verify that a site failover did not occur hence it is not safe to present the WWLID OEOB8E01 The unit is unavailable to the host for the remote copy 90 8E set specified in the Remote Copy Set Name field This controller discovered a site failover occurrence hence this controller cannot present the WWLID OEOC8CO The copy was terminated due to a read failure on the 90 8C initiator unit The initiator unit is specified by the initiator WWLID field OEOE8B01 Changes to write failure on the target unit occurred 90 8B OEOF8B01 The copy was terminated due to a write failure on the 90 8B target unit The write failure was due to the links being down target inaccessible The copy restarts after at least one link is restored The initiator unit is specified by the initiator WWLID field
225. ler Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 22 of 55 Last Failure Code Description 030B0188 A dip error was detected after PCB_BUSY was set Last failure parameter 0 contains the Process Controls Block PCB PORT_PTR value Last failure parameter 1 contains the new info NULL SSTATO DSTAT ISTAT Last failure parameter 2 contains the PCB copy of the device port DMA Byte Counter DBC register Last failure parameter 3 contains the PCB copy of the device port DMA Next Address Data DNAD register Last failure parameter 4 contains the PCB copy of the device port DMA SCRIPTS Pointer DSP register Last failure parameter 5 contains the PCB copy of the device port DMA SCRIPTS Pointer Saved DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 031E0100 Cannot find IN_ERROR DWD on in process queue 01 O31F0100 Either DwD_PTR is NULL or bad value in dsps 01 03280100 SCSI CDB contains an invalid group code for a transfer command 01 03290100 The required Event Information Packet EIP or DWD were not supplied to 01 the Device Services error logging code 032B0100 A DWD was supplied with a NULL PUB pointer 01 03
226. ler and Array Controller Software Troubleshooting Guide 59 Troubleshooting Information 0026 2 fffe fffe fffe fffe Dv 5 8 0 PUB c0486314 Type 00 BLOX vaso 17769177 vabbro 17769177 vafediro 17769179 vafeo 17769181 vaconfo Pub st 6 17773521 vaigi 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 nodest 0 prev onling save c 0 parted 0 sc dis 0 fe directory 0 002c 2 fffe fffe fffe fffe Dv 3 5 0 PUB BLOX vaso 17769177 vabbro 17769177 vafedin 17773521 vaidl 17773522 vsilbnsiz 17769177 vsicontsiz 0 mdatav 11 nodest 0 prev onling save c 0 parted 0 sc dis 0 fe directory 0 FR IIT III III III TIO eek eek Information of all devices in full S FI III IOI ICICI III TIO II IOI III IOI I A A Name Type Port DISK10100 disk al COMPAQ BD009122BA 3B08 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ syl Size 17769177 blocks V 11 Configuration NOT being backed DISK10200 disk al COMPAQ BD00962373 BCJE Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ syl Size 17769177 blocks V 11 Configuration NOT being backed DISK10300 disk 1 COMPAQ BD00962373 BCJ9 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ syl Size 17769177 blocks V 11 Configuration NOT being backed DISK10400 disk 1 COMPAQ BD009122BA 3B08 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ sy Size 17769177 blocks V 11 Configuration NOT being backed DISK10500 disk 3 COMPAQ BD009122BA 3B08
227. lications all require remote copy capabilities remote copy set A bound set of two units one located locally and one located remotely for long distance mirroring The units can be a single disk or a storageset mirrorset or RAIDset A unit on the local controller is designated as the initiator and a corresponding unit on the remote controller is designated as the target See also association set replacement policy The policy specified by a switch with the SET FAILEDSET command indicating whether a failed disk from a mirrorset or RAIDset is to be automatically replaced with a disk from the spareset The two switch choices are AUTOSPARE and NOAUTOSPARE request rate The rate at which requests arrive at a servicing entity RFI Radio frequency interference The disturbance of a signal by an unwanted radio signal or frequency SCSI Small Computer System Interface 1 An American National Standards Institute ANSI interface standard defining the physical and electrical parameters of a parallel I O bus used to connect initiators to devices 2 A processor independent standard protocol for system level interfacing between a computer and intelligent devices including hard drives floppy disks CD ROMs printers scanners and others SCSI bus signal converter 1 A device used to interface between the subsystem and a peripheral device unable to be mounted directly into the SBB shelf of the subsystem 2 A device used to connect a di
228. ller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 50 of 55 Last Failure Code Description 44730101 An illegal completion message was returned by the TACHYON to the Intel i960 processor Last failure parameter 0 contains the completion message type 44740101 The host port transport process handler received an illegal timer 01 Last failure parameter O contains the timer pointer type 44750100 The host port transport work handler received an illegal work request 01 44760100 The host port transport ran out of work requests 01 44770102 An illegal script return value was received by the host port transport init 01 script handler Last failure parameter 0 contains the init function Last failure parameter 1 contains return value The host port transport ran out of work requests 44780102 An illegal script return value was received by the host port transport send 01 script handler Last failure parameter 0 contains the send function Last failure parameter 1 contains return value The host port transport ran out of work requests 44790102 An illegal script return value was received by the host port transport 01 response script handler Last failure parameter 0 contains the RSP function Last failure parameter 1 contains return value The host port transport ran out of work requests 447A0102 An illegal scrip
229. ller hardware failure m A controller backplane failure First follow Repair Action 20 for the inoperative controller If the problem persists follow Repair Action 20 for the surviving controller If the problem still persists replace the controller backplane OD The EMU has detected an elevated temperature condition Check the shelf and its components for the cause of the fault OE The EMU has detected an external air sense fault Check components outside of the shelf for the cause of the fault OF An environmental fault previously detected by the EMU is now fixed This event report is notification that the repair was successful 10 Restore on disk configuration information to original state 11 The UPS signaled a TMW before signaling an AC line failure UPS signals are ignored until this condition clears m Repair or replace the UPS m The communication cable between the UPS and PVA is missing or damaged Replace the cable 168 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes Table 49 Recommended Repair Action Codes Sheet 3 of 8 Code Description 20 Repair Action Code 20 failures are bus related failures and the indicated modules reside on the PCI Data or Address Line PDAL bus Follow these steps to determine what caused the failure 1 Replace the controller with a known good controller 2 ae the cache module associa
230. lost power Restore power to the cabinet m The EMU to EMU communications bus cable is disconnected or broken Replace or reconnect the cable to reestablish communications W The specified EMU is broken Replace the EMU module m The EMU in cabinet O is broken Replace the EMU module 88 The remote copy set has an online initiator unit and at least one remote Normal or Normalizing target member Failsafe error mode can now be enabled by entering the following CLI command SET remote copy set name ERROR_MODE FAILSAFE 89 The remote copy set is inoperative due to a disaster tolerance failsafe locked condition resulting from the loss of the local initiator unit or remote Normal or Normalizing target members while ERROR_MODE FAILSAFE was enabled To clear the failsafe locked condition enter the following CLI command SET remote copy set name ERROR MODE NORMAL 8A The indicated remote copy set target member was removed for one of the following reasons m By operator command m The member malfunctioned Perform the repair actions indicated in any and all event reports found for that target member 8B Unable to communicate to the target member of the remote copy set for one of the following reasons m The target malfunctioned Perform the repair actions indicated in any and all event reports found for that target unit m The target controller malfunctioned Perform the repair actions indicated in any and all event reports found for t
231. losure to the corresponding SCSI bus in another enclosure driver A hardware device or a program that controls or regulates another device For example a device driver is a driver developed for a specific device that allows a computer to operate with devices such as a printer or a disk drive 280 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary dual redundant configuration A controller configuration consisting of two active controllers operating as a single controller If one controller fails the other controller assumes control of the failing controller devices dual simplex A communications protocol that allows simultaneous transmission in both directions in a link usually with no flow control DUART Dual Universal Asynchronous Receiver and Transmitter An integrated circuit containing two serial asynchronous transceiver circuits DWZZA An HP StorageWorks SCSI bus signal converter used to connect 8 bit single ended devices to hosts with 16 bit differential SCSI adapters This converter extends the range of a single ended SCSI cable to the limit of a differential SCSI cable See also DOC and SCSI bus signal converter DWZZB An HP StorageWorks SCSI bus signal converter used to connect a variety of 16 bit single ended devices to hosts with 16 bit differential SCSI adapters See also DOC and SCSI bus signal converter DWZZC The 16 bit SCSI table top SCSI bus signal converter us
232. ly understanding this structure each code can be translated without using FMU T T 0 1 0 1 0 3 0 2 Repair Action o o Notification and Recovery NR threshold CXO6992A Component ID number Event number eoce Figure 25 Structure of an Instance Code 178 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Instance Code format The format of an Instance Code as displayed in Sense Data Responses is shown in Table 51 Table 51 Instance Code Format bit offset 7 5 4 3 2 8 32 NR threshold gs TOE Component ID Note The offset values enclosed in braces apply only to the Passthrough Device Reset Event Sense Data Response format see Table 37 on page 137 The nonbraced offset values apply only to the logical device event sense data response formats shown in the templates provided in the Event Reporting Templates chapter that starts on page 135 Notification and recovery threshold Located at byte offset 8 32 is the Notification and Recovery NR threshold assigned to the event This two digit value is used during symptom directed diagnosis procedures to determine when to take NR action For a description of event NR threshold classifications see Table 52 Table 52 Event Notification and Recovery NR Threshold Classifications Threshold Value Classification Description 01 Immediate Indicates either a failure or potential failure of
233. machine routine whose first few instructions are enough to bring the rest of the routine into the computer from an input device built in self test See BIST byte A binary character string made up of 8 bits operated on as a unit cache memory A portion of memory used to accelerate read and write operations The objective of caching data in a system is to improve performance by placing the most frequently used data in the highest performance memory cache module A fast storage buffer CCITT Consultive Committee International Telephone and Telegraph An international association that sets worldwide communication standards Renamed International Telecommunications Union ITU CDU Cable distribution unit The power entry device for HP StorageWorks racks cabinets The CDU provides the connections necessary to distribute power to the rack enclosures and fans HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 277 Glossary channel An interface that allows for the high speed transfer of large amounts of data Another term for a SCSI bus See also SCSI chunk In any form of RAID that stripes data data is stored in pieces called chunks One chunk is stored on each member device in the unit Taken together the chunks make up a stripe The chunk size can be used in some controllers to tune the stripeset for a specific application chunk size The number of data blocks assigned by a system a
234. memory 46 write through caching general description 45 warning rack stability 17 symbols on equipment 16 websites HP storage 18 write capability test for disk devices 121 write requests See also read requests 312 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide
235. mented Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copy of the device port TEMP register Last failure parameter 2 contains the PCB copy of the device port DBC register Last failure parameter 3 contains the PCB copy of the device port DNAD register Last failure parameter 4 contains the PCB copy of the device port DSP register Last failure parameter 5 contains the PCB copy of the device port DSPS register Last failure parameter 6 contains the PCB copies of the device port SSTAT2 SSTAT1 SSTATO DSTAT registers Last failure parameter 7 contains the PCB copies of the device port LCRC RESERVED ISTAT DFIFO registers 03410101 Invalid SCSI device type in PUB 01 Last failure parameter 0 contains the PUB SCSI device type HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 241 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 29 of 55 Last Failure Code Description 03450188 A Master Data Parity Error was detected by a port Last failure parameter 0 contains the PCB PORT_PTR value Last failure parameter 1 contains the PCB copies of the device port DCMD DBC registers Last failure parameter 2 contains the PCB copy of the device port DNAD register Last failure parameter 3 contains the PCB copy of the device port DSP register Last failure param
236. mily of controllers are all array controllers copying A state in which data to be copied to the mirrorset is inconsistent with other members of the mirrorset See also normalizing Copying member Any member that joins the mirrorset after the mirrorset is created is regarded as a Copying member After all the data from the Normal member or members is copied to a Normalizing or Copying Member the Copying Member then becomes a Normal member See also Normalizing member CSR Control and Status Register DAEMON A program usually associated with a UNIX system that performs a utility housekeeping or maintenance function without being requested or even known of by the user A daemon is a diagnostic and execution monitor data center cabinet rack A generic reference to large subsystem racks such as those in which HP StorageWorks products can be mounted data striping The process of segmenting logically sequential data such as a single file so that segments can be written to multiple physical devices usually disk drives in a round robin fashion This technique is useful if the processor is capable of reading or writing data faster than a single disk can supply or accept the data While data is being transferred from the first disk the second disk can locate the next segment DDL Dual data link The ability to operate on the CI bus with both paths simultaneously to the same remote node HSG60 and HSG80 Array Controller a
237. mple Last Failure report HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 39 Troubleshooting Information Last Failures are also reported to the host error log on Template 01 following a restart of the controller For a detailed explanation of this template see the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 Reporting events that allow controller operation to continue Events that do not cause controller operation to halt are displayed in one of two ways m Spontaneous Event log m CLI Event reporting Spontaneous Event log Spontaneous Event logs are automatically displayed on the maintenance terminal unless disabled with the FMU and use EVL formatting as illustrated in Figure 3 SEVL HSG 13 OCT 2004 04 32 47 time not set Instance Code 0102030A not yet reported to host Template 1 01 Power On Time 0 Years 14 Days 19 Hours 58 Minutes 43 Seconds Controller Model HSG80 Serial Number AA12345678 Hardware Version 0000 00 Software Version V088P FF Informational Report Instance Code 0102030A Last Failure Code 011C0011 Last failure parameter 0 0000003F SEVL HSG 13 OCT 2004 04 32 47 time not set Instance Code 82042002 not yet reported to host Template 13 13 Power On Time 0 Years 14 Days 19 Hours 58 Minutes 43 Seconds Controller Model HSG80 Serial Number AA12345678 Hardwar
238. mpletion of a process currently running lo Waiting for input or output Rn Actively running CPU Percentage of central processing unit resource consumption Other common VTDPY data fields in the Default and Device screens are described in Table 19 on page 105 104 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 19 VIDPY Common Data Fields Column Definitions Part 2 Column Contents Port SCSI ports 1 through 6 Target SCSI targets O through 15 Single controllers occupy 7 dual redundant controllers occupy 6 and 7 D Disk drive or CD ROM drive F Foreign device H This controller h Other controller in dual redundant configurations P Passthrough device 2 Unknown device type space No device at this port and target location Unit Performance data fields VTDPY displays virtual storage unit performance information in a block of tabular data in the Display Default Controller Status Cache Performance and Resource Statistics screens only Each of these screens displays the unit performance data in a different format as follows Display Default screen uses the full format see Figure 16 on page 93 Controller Status screen uses a brief format see Figure 17 on page 94 Cache Performance screen uses the maximum format see Figure 18 on page 95 Re
239. n 3 8 for Windows Installation and Configuration Guide 29 HP StorageWorks HSG80 ACS Solution Software AA RV1YA TE Version 8 8 for Windows Release Notes 30 HP StorageWorks Enterprise Modular Storage RAID Array AA RS1ZB TE Fibre Channel Arbitrated Loop Configurations Application Note 31 HP StorageWorks Enterprise Modular Storage RAID Array AA RVHHA TE Fibre Channel Arbitrated Loop Configurations for Novell Netware Application Note 32 HP StorageWorks Addendum for ACS Solution Sofware AV RV2MA TE Differences Between HSG60 and HSG80 Array Controllers 14 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide About this Guide Conventions Conventions consist of the following m Document conventions m Text symbols m Equipment symbols Document conventions This document follows the conventions in Table 2 Table 2 Document Conventions Convention Element Blue text Figure 1 Cross reference links Bold Menu items buttons keys tabs and box names Halics Text emphasis and document titles in body text Monospace font User input commands code file and directory names and system responses output and messages Monospace italic font Command line and code variables Blue underlined sans serif font text Website addresses http www hp com Text symbols The following symbols may be found in the text of this guide They have the following meanings WAR
240. n Multiple bus Failover with host assist only those units that use writeback caching such as RAIDsets and mirrorsets fail over to Controller B In single controller configurations the controller only provides write through caching to the units Failed At least Data loss None Data loss None 50 Cache policy Controller A Cache policy Both controllers charged supports write through caching continue to support writeback only Controller B supports caching writeback caching Failover None Failover In Transparent Failover all units fail over to Controller B and operate normally In Multiple bus Failover with host assist only those units that use writeback caching such as RAIDsets and mirrorsets fail over to Controller B In single controller configurations the controller only provides write through caching to the units HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 51 Troubleshooting Information Table 9 Resulting Cache Policies ECB Status Continued ECB Status CacheA Cache B Cache Policy Unmirrored Cache Mirrored Cache less than Less than Data loss None Data loss None 50 50 Cache policy Both controllers Cache policy Both controllers charged charged support write through caching support write through caching only only Failover None Failover None Failed Less than Data loss None Data loss None 50
241. n the case of a shelf with dual power supplies one of the power supplies has failed Follow Repair Action 07 for the power supply with the Power LED out Total power supply failure on a shelf Follow Repair Action 09 A device inserted into a shelf that has a broken internal SBB connector Follow Repair Action OA A standalone device is connected to the controller with an incorrect cable Follow Repair Action 08 A controller hardware failure Follow Repair Action 20 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 167 ASC ASCQ Repair Action and Component Identifier Codes Table 49 Recommended Repair Action Codes Sheet 2 of 8 Code Description OB The other controller in a dual redundant configuration was reset with the kill line by the controller that reported the event To restart the non operational controller enter the CLI command RESTART OTHER on the surviving controller and then depress the Reset button on the non operational controller If the other controller is repeatedly being made inoperative for the same or a similar reason follow Repair Action 20 OC Both controllers in a dual redundant configuration are attempting to use the same SCSI ID either 6 or 7 as indicated in the event report The other controller of the dual redundant pair was reset with the kill line by the controller that reported the event Two possible problem sources are indicated m A contro
242. nd Array Controller Software Troubleshooting Guide 279 Glossary device In its physical form a magnetic disk that can be attached to a SCSI bus The term is also used to indicate a physical device that is made part of a controller configuration that is a physical device that is known to the controller Units virtual disks can be created from devices once the devices have been made known to the controller The targets initiators hubs converters adapters and similar items are interconnected to form a SCSI bus Connectors expanders and hubs do not use a SCSI bus ID See also node and peripheral device differential O module A 16 bit I O module with SCSI bus converter circuitry for extending a differential SCSI bus See also I O module differential SCSI bus A bus in which a signal level is determined by the potential difference between two wires A differential bus is more robust and less subject to electrical noise than is a single ended bus DILX Disk Inline Exerciser The controller diagnostic utility used to test the data transfer capabilities of units in a way that simulates a high level of user activity DIMM Dual inline memory module dirty data The writeback cached data that has not been written to storage media even though the host operation processing the data has completed DMA Direct memory access DOC DWZZA on a chip An SYM53C120 SCSI bus extender chip used to connect a SCSI bus in one enc
243. ne buffer 01 could not be found 80120100 DILX expected an EIP to be on the receive EIP queue but no EIPs were in 01 the queue 80130100 D LX was asked to fill a data buffer with an unsupported data pattern 01 80140100 DILX could not process an unsupported answer in 01 DX REUSE PARAMS 83020100 An unsupported message type or terminal request was received by the 01 CONFIG virtual terminal code from the CLI 83030100 Notall ALTER DEVICE requests from the CONFIG utility completed 01 within the timeout interval 266 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 54 of 55 Last Failure Code 83050100 Description An unsupported message type or terminal request was received by the CFMENU utility code from the CLI 84010100 An unsupported message type or terminal request was received by the CLONE virtual terminal code from the CLI 01 85010100 HSUTIL tried to release a facility that was not reserved by HSU7IL 01 85020100 HSUTIL tried to change the unit state from Maintenance to Normal mode but was rejected because of insufficient resources 01 85030100 HSUTIL tried to change the USB unit state from Maintenance to Normal mode but HSU7 never received notification of a successful state change 01
244. ne field of the VSI that should be zero Last failure parameter 4 contains the contents of the Open_requests field of the VSI that should be zero 03010100 Failed request for port specific scripts memory allocation 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 233 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 21 of 55 Last Failure Code Description 03020101 Invalid SCSI direct access device OpCode in miscellaneous command DWD Last failure parameter 0 contains the SCSI command OpCode 03040101 Invalid SCSI CDROM device OpCode in miscellaneous command DWD 01 Last failure parameter 0 contains the SCSI command OpCode 03060101 Invalid SCSI device type in PUB 01 Last failure parameter 0 contains the SCSI device type 03070101 Invalid Command Description Block CDB Group Code detected during 01 create of miscellaneous command DWD Last failure parameter 0 contains the SCSI command OpCode 03080101 Invalid SCSI optical memory device OpCode in miscellaneous command 01 DWD Last failure parameter 0 contains the SCSI command OpCode 03090101 Failed request for allocation of PCI miscellaneous block 01 Last failure parameter 0 contains the failed DWD command class 030A0100 Error DWD not found in port IN_PROC_Q 01 234 HSG60 and HSG80 Array Controller and Array Control
245. ned but the data in that block is lost Rewriting the disk block clears the forced error condition The Information field of the device sense data contains the block number of the first block in error 0295000A The Snapshot unit indicated by the Unit Number 5 00 field is disabled Reads to the unit fails Reasons for disabling the Snapshot are a failure to copy to the temporary storageset or no room on the temporary storageset to properly fail over the Snapshot 02965E0A The single member mirror has an error in its metadata 51 5E space which could not be corrected Backup data from the mirror as soon as possible 03010101 No command control structures available for disk 41 01 operation In this instance the associated ASC and associated ASCQ fields are undefined 03022002 SCSI INTERFACE CHIP command timeout Al 20 occurred during disk operation In this instance the associated ASC and associated ASCQ fields are undefined 03034002 Byte transfer timeout during disk operation In this 41 40 instance the associated ASC and associated ASCQ fields are undefined HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 193 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 14 of 30 Instance Code Repair Action Description Template Code 03044402
246. no info x00000000 sks x000200C0 DSEVT 22 JUN 2004 15 04 28 P T 2 0 DWD yes Init DWD yes DS EVENT PORT STATUS LEVEL2 SOFT INT dsps x00000001 Lj DSEVT 22 JUN 2004 15 04 28 P T 2 3 DWD yes Init DWD yes DS EVENT UA opc 00 deferred no sk 06 asc 29 ascq 00 info valid no info x00000000 sks x00000000 DSEVT 22 JUN 2004 15 04 28 P T 3 2 DWD yes Init DWD yes DS EVENT UA Opc 1A deferred no sk 05 asc 24 ascq 00 info valid no info x00000000 sks x000200C0 DSEVT 22 JUN 2004 15 04 28 P T 3 2 DWD yes Init DWD yes DS EVENT PORT STATUS LEVEL2 SOFT INT dsps x00000001 m DSEVT 22 JUN 2004 15 04 27 P T 4 2 DWD yes Init DWD yes DS_EVENT_UA DSEVT 17 JUN 2004 09 52 51 P T 6 3 DWD yes Init DWD no DS EVENT UA Opc 2A deferred no sk 07 asc 27 ascq 00 info valid yes info xFEOF0000 sks x00000000 Figure 13 SHOW DEVICE ERRORS sample output 84 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Interpreting Event log fields The Event log is listed in reverse chronological order from most recent to oldest entry Each event starts with DSEVT followed by the controller date and time of the event Figure 14 explains the information in the Event log o e e o 955 events seen 232 availabYe DSEVT 22 JUN 2004 15 04 28 P T 2 0 DWD yes Init DWD yes D
247. ns to disk including CD ROM and optical memory device operations through the Device Services Nontransfer Event Sense Data Response see Table 45 If an error occurred during the execution of a command issued by an HSG60 and HSG80 controller software component it is signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 45 Template 41 Device Services Non Transfer Error Event Sense Data Response Format y bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiionlsenelengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unsd SE 18 31 Reserved 32 35 Instance Code 36 Tempe 3 i Templaeflag 38 53 Reserve 54 69 Controller board serial number 70 73 Controller sofware revision evel 7 4 Reserved or patch version IM2 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 153 Event Reporting Templates Table 45 Template 41 Device Services Non Transfer Error Event Sense Data Response Format Continued T bit offset 75 Reserved 76 LUN status 7 103 Reserve TOF Asodadedpori TO Associated target
248. nsferred between the host and a CI controller on the CI Bus with tape devices topology An interconnection scheme that allows multiple Fibre Channel ports to communicate with each other For example point to point Arbitrated Loop and switched fabric are all Fibre Channel topologies transfer data rate The speed at which data may be exchanged with the central processor expressed in thousands of bytes per second Transparent Failover A controller operational mode that allows the storage array remain available to the host by allowing the surviving controller of a dual redundant pair to take over total control of the subsystem and is transparent invisible to the host s ULP Upper Layer Protocol ULP process A function executing within a Fibre Channel node which conforms to the ULP requirements while interacting with other ULP processes ultra SCSI bus A wide fast 20 SCSI bus uninterruptible power supply See UPS unit A container made accessible to a host A unit may be created from a single disk drive A unit may also be created from a more complex container such as a RAIDset The controller supports a maximum of eight units on each target See also target and target ID number unwritten cached data Sometimes called unflushed data See also dirty data UPS Uninterruptible power supply A battery powered power supply guaranteed to provide power to an electrical device in the event of an unexpected interruption to t
249. nstruct process writes the data to a spareset disk and then incorporates the spareset disk into the mirrorset striped mirrorset or RAIDset from which the failed member came See also regeneration reduced Indicates that a mirrorset or RAIDset is missing one member because the member failed or was physically removed redundancy The provision of multiple interchangeable components to perform a single function in order to cope with failures and errors A RAIDset is considered to be redundant if user data is recorded directly to one member and all of the other members include associated parity information regeneration 1 The process of calculating missing data from redundant data 2 The process of recreating a portion of the data from a failing or failed drive by using the data and parity information from the other members within the storageset The regeneration of an entire RAIDset member is called reconstruction See also reconstruction HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 295 Glossary remote copy A feature intended for disaster tolerance and replication of data from one storage subsystem or physical site to another subsystem or site Remote copy also provides methods of performing a backup at either the local or remote site With remote copy user applications continue to run while data movement goes on in the background Data warehousing continuous computing and enterprise app
250. nt Contact with this surface could result in injury WARNING To reduce the risk of personal injury from a hot component allow the surface to cool before touching HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide About this Guide 4 Power supplies or systems marked with these symbols indicate the te presence of multiple sources of power ares WARNING To reduce the risk of personal injury from electrical shock remove all power cords to completely disconnect power from the power supplies and systems component exceeds the recommended weight for one individual to i Any product or assembly marked with these symbols indicates that the handle safely WARNING To reduce the risk of personal injury or damage to the equipment observe local occupational health and safety requirements and guidelines for manually handling material Rack stability Rack stability protects personnel and equipment equipment be sure that Q WARNING To reduce the risk of personal injury or damage to the The leveling jacks are extended to the floor The full weight of the rack rests on the leveling jacks In single rack installations the stabilizing feet are attached to the rack In multiple rack installations the racks are coupled Only one rack component is extended at any time A rack may become unstable if more than one rack component is extended for any reason HSG60 and
251. o EXECSALLOCATE MEM ZEROED failed to return memory after 01 populating the disk read Device Work Descriptor DWD stack 02090100 Changes to disk write 01 020C0100 Changes to miscellaneous 01 02100100 Acall to EXECSALLOCATE MEM ZEROED failed to return memory after 01 creating the device services state table 02170100 Unable to allocate memory for the free node array 01 021D0100 Unable to allocate memory for the free buffer array 01 021F0100 Unable to allocate memory for Write Algorithm Request Packets 01 WARPs and RAID Member Data RMDs 02210100 Invalid parameters in CACHESOFFER META call 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 223 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 11 of 55 Last Failure Code Description 02220100 No buffer found for CACHESMARK META DIRTY call 02270104 A callback from Device Services DS on a transfer request has returned 01 a bad or illegal DWD status Last failure parameter 0 contains the DWD Status Last failure parameter 1 contains the DWD address Last failure parameter 2 contains the Physical Unit Block PUB address Last failure parameter 3 contains the Device Port 022C0100 A READ LONG operation was requested for a local buffer transfer 01 READ LONG is not supported for local buffer transfers 022D0101 AWRIT
252. oO e S amp S ND ES Oo Sy cO coo Figure 19 Sample of regions on the Device Performance screen S N ZG92712820 99 9 Idle RdKB S gt OUO QT P TG P1120 D1130 D1140 D2120 D2130 D2140 3020 3030 3040 3050 D4090 D4100 D4110 P5030 D6010 WrKB S Oo QOO X oOx SW V88P 0 0 KB S ASWF A A A A A A A A CR I cO Xo OO Xo XE les des teal sien 0 Rq S Rq S BR T O O O xx So Ee ee ME SF Sc e ce Cc eS ME MEN C HW E 01 RdKB S TR S oe OO O O G So So Sa S s aan F amp F C MEC MEC ME ME CS WrKB S SS O O O eS S amp S S amp S Sc ff Se 2 OE OE S amp S C HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Up Que oT amp ec Ce ME SF COME COME a 2 S amp F MEC 0 2220822 Tg BR EI 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 97 Utilities and Exercisers Host Ports Statistics screen The Host Ports Statistics screen shown in Figure 20 on page 99 consists of the following sections W Screen header which includes Controller ID data Subsystem performance Controller uptime Known hosts Host port 1 configuration and link error counters Host port 2 configuration and link error counters Note Figure 20 on page 99 applies to this controller only To see other controller connections run V7DPY aga
253. of data from the disk drives as the controller sends the requested read data to the host These are parallel actions The controller notifies the host of the read completion and subsequent sequential read requests are satisfied from the cache memory Read ahead caching is enabled by default for all disk units 44 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Write through caching After the controller receives a write request from the host the controller places the data in the supporting cache module writes the data to the disk drives and then notifies the host that the write operation is complete This process is called write through caching because the data actually passes through and is stored in the cache memory along the way to the disk drives If read caching is enabled for a storage unit write through caching is automatically enabled Writeback caching Writeback caching improves the subsystem response time to write requests by allowing the controller to declare the write operation complete as soon as the data reaches the supporting cache memory The controller performs the slower operation of writing the data to the disk drives at a later time For more details refer to the following CLI commands in the controller CLI reference guide m SETunit number MAXIMUM CACHED TRANSFER nn E SET unit number MAX WRITE CACHED TRANSFER SIZE nn m SET unit number WRITEBACK
254. oller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT S LUN ID 6000 1FE1 0001 E200 0001 IDENTIFIER 180 Switches RUN NOWRITE PROTE READAHEAD CACHE WRITEBACK CAC MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT S LUN ID 6000 1FE1 0001 E200 0001 IDENTIFIER 190 Switches RUN NOWRITE PROTE READAHEAD CACHE WRITEBACK CAC MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT S LUN ID 6000 1FE1 0001 E200 0001 IDENTIFIER 199 Switches RUN NOWRITE_PROTE READAHEAD_CACHE WRITEBACK CAC MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT Troubleshooting Information Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT hsg80 bot
255. on page 135 for types codes used in the various templates the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 for ASC ASCQ Repair Action and Component ID Codes the Instance Codes chapter that starts on page 177 for Instance Codes and the Last Failure Codes chapter that starts on page 211 for Last Failure Codes 70 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Figure 8 shows an example of a FMU translation of a Last Failure Code and an Instance Code FMU gt DESCRIBE LAST FAILURE CODE 206C0020 Last Failure Code 206C0020 Description Controller was forced to restart in order for new controller code image to take effect Reporting Component 32 20 Description Command Line interface Reporting component s event number 108 6C Restart Type 2 02 Description Automatic hardware restart FMU gt DESCRIBE INSTANCE 02660001 Instance Code 026E0001 Description The device specified in the Device Locator field has been reduced from the Mirrorset associated with the logical unit The nominal number of members in the mirrorset has been decreased by one The reduced device is now available for use Reporting Component 2 02 Description Value Added Services Reporting component s event number 110 6E Event Threshold 1 01 Classification IMMEDIATE Failure or potential failure of a component critical
256. on this container DISK50800 disk 5 8 0 COMPAQ 8BD00962373 BCJ9 Switches NOTRANSPORTABLE TRANSFER RATE REQUESTED 20MHZ synchronous 20 00 MHZ negotiated Size 17769177 blocks V 11 Configuration NOT being backed up on this container BOT logdisk 1 0 0 COMPAQ AD009322C5 A019 Size 17773500 blocks Logdisk for this controller TOP logdisk 5 0 0 Logdisk for other controller HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide FICC ICICI II ICICI ICICI ICICI ICICI ICICI III OR II III II A Ak ek Information of all storage sets in full SHOW STORAGE FULL FI III III III TIO ICICI ICI III III TIO II I A kk ek S2 Troubleshooting Information Storageset stripeset Switches CHUNKSIZE 256 blocks State NORMAL DISK10100 member 0 is NORMAL DISK20000 member 1 is NORMAL DISK30100 member 2 is NORMAL DISK50100 member 3 is NORMAL Size 71076708 blocks Partitions Partition number Size alt 14215163 72 2 14215163 72 3 14215163 72 4 14215163 72 5 14215163 72 863 stripeset Switches CHUNKSIZE 256 blocks State NORMAL DISK10200 member 0 is NORMAL DISK30200 member 1 is NORMAL DISK50200 member 2 is NORMAL Size 53307531 blocks Partitions Partition number Size 1 10661371 54 2 10661371 54 3 10661371 54 4 10661371 54 5 10661371 54 646 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide S2 s
257. ons Continued OCP Pattern Code Error Repair Action nilllmm 3C An unexpected fault Replace controller occurred during initialization nilllm 3D An unexpected maskable Replace controller interrupt occurred during initialization nillllm 3E An unexpected NMI Replace controller occurred during initialization nilllll 3F An invalid process ran Replace controller during initialization Solid OCP pattern display reporting Certain events cause the OCP LEDs to display on or solid Each event and the resulting pattern are described in Table 6 on page 35 Information related to the solid OCP patterns is automatically displayed on the maintenance terminal unless disabled with the FMU and use FLL formatting see Figure 1 FLL HSG gt 13 MAY 2004 04 39 45 time not set OCP Code 38 ontroller operation terminated Q ce SFLL HSG gt 13 MAY 2004 04 32 26 time not set OCP Code 26 Memory module is missing Figure 1 OCP pattern display showing FLL formatting 34 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Troubleshooting Information Table 6 Solid OCP Pattern Displays and Repair Actions Sheet 1 of 5 ole 4 Pattern Code Error Repair Action ommmmmm 0 Catastrophic controller Check power If good reset or power failure controller If problem persists occu
258. or 0C403E02 The quadrant O memory controller cache AO 14 3E detected a firewall error 0C413E02 The quadrant 1 memory controller cache A1 14 3E detected a firewall error 0C423E02 The quadrant 2 memory controller cache BO 14 3E detected a firewall error 0C433E02 The quadrant 3 memory controller cache B1 14 3E detected a firewall error OEO10064 A remote copy set was created specified by the 90 00 Remote Copy Set Name field The initiator unit of the remote copy set is specified by the initiator WWLID field 0E020064 The remote copy set specified by the Remote Copy 90 00 Set Name field was deleted by the operator 0E030064 The logical unit specified by the target WWLID 90 00 transitioned from the Normalizing or Copying state to the Normal state OE050064 The logical unit specified by the target WWLID was 90 00 added to the remote copy set specified by the Remote Copy Set Name field The new target member is now in the Normalizing state OE068A01 The logical unit specified by the target WWLID was 90 8A removed from the remote copy set specified by the Remote Copy Set Name field OEO78A01 The logical unit specified by the target WWLID was 90 8A removed from the remote copy set specified by the Remote Copy Set Name field The target was removed by the operator HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 207 Instance Codes Tab
259. or reduced functionality d the storage system DS EVENT CMD TIMEOUT A device did not complete a request in the controller defined time limit The command is aborted and retried A large number of occurrences of this event may indicate bus saturation or a device that is slow responding to commands DS EVENT BBR Not currently used CLEAR DEVICE ERRORS unit command The CLEAR DEVICE ERRORS unit FMU command is used m To delete and reinitialize this controller silo Note HP does not recommend clearing this event silo 88 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Video Terminal Display VTDPY utility The VTDPY utility through various screens displays configuration and performance information for HSG60 and HSG80 storage subsystems and is used to check the subsystem for communication problems Information displayed includes Processor utilization Virtual storage unit activity and configuration Cache performance Device activity and configuration Host port activity and configuration Local and remote controller activity in an HP StorageWorks Data Replication Manager configuration Note All V7DPY screen displays are 132 characters wide However for readability purposes the sample screens in this section are not complete screens as viewed on the terminal VTDPY Restrictions The following are VTDPY restrict
260. orted recovered error without transferring all ata 166 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Repair Action and Component Identifier Codes Recommended Repair Action Codes Recommended Repair Action Codes are embedded in Instance and Last Failure Codes For a more detailed description of the relationship between these codes see the Instance Codes chapter that starts on page 177 and the Last Failure Codes chapter that starts on page 211 Table 49 contains the Repair Action Codes assigned to each significant event in the system Table 49 Recommended Repair Action Codes Sheet 1 of 8 Code 00 01 03 04 05 06 07 08 09 OA An unrecoverable hardware detected fault occurred or an unrecoverable software inconsistency was detected Proceed with controller support avenues Contact an HP authorized service provider Follow the recommended Repair Action contained as indicated in the LFC Two possible problem sources are indicated One of the shelf fans has failed Follow Repair Action 06 Four possible problem sources are indicated 06 Determine which fan has failedandreplacethefan n 07 Replacepowersuppl 08 Replace the cable Refer to the specific device documentation 09 Determine power failure caus Determine which SBB has a failed connector and replace the SBB No action necessary Description I
261. ory system failures 68 logging last failure codes 72 SET commands table 72 setting display for 71 translating event codes 70 format and device code load utility See HSUTIL formats Instance Code table 179 last failure code table 213 passthrough device reset event sense data response table 137 template 01 last failure event sense data response table 138 template 04 multiple bus failover event sense data response table 140 template 05 failover event sense data response table 142 template 1 1 nonvolatile parameter memory component event sense data response table 145 template 12 backup battery failure event sense data response table 147 template 13 subsystem built in self test failure event sense data response table 149 template 14 memory system failure event sense data response table 151 template 41 device services non transfer error event sense data response table 153 template 51 disk transfer error event sense data response table 155 template 90 data replication manager services event sense data response table 157 formats and structure Instance Code illustrated 178 last failure code illustrated 212 FRUTIL general description 132 G general descriptions CHVSN utility 133 CLCP utility 129 CLONE utility 131 CONFIG utility 128 FMU utility 68 FRUTIL utility 132 HSUTIL utility 126 VTDPY utility 89 getting help 18 H H W flag field last failure code 214 hardware softw
262. ot exist cannot do requested drive function Cannot delete drive it is part of a LUN Cannot fail drive format in progress Cannot replace drive drive not marked failed or replaced Specified action is invalid Invalid action with multiple sub LUNs defined Invalid reconstruction amount Invalid reconstruction frequency Invalid LUN block size Invalid LUN type Invalid segment size Invalid segment zero size Invalid number of drives in LUN Invalid number LUN blocks Invalid RAID level Invalid drive sector size Invalid LUN block size or drive sector size Modulo No disks defined for LUN Insufficient rank structures available to define LUN Disk defined multiple times for LUN Sub LUN drives differ from those used by other sub LUNs Sub LUN RAID level mismatch HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 163 ASC ASCQ Repair Action and Component Identifier Codes Table 48 ASC and ASCQ Code Descriptions Sheet 3 of 5 ASC ASCQ Code Code Description 91 1A First defined sub LUN not formatted second sub LUN is illegal 91 1B Non sub LUN drive already owned by another LUN 91 1C Sub LUN drive already owned by a non sub LUN 91 1D Drive type differs from others in LUN 91 1E Drive cannot be added to rank because rank is full 91 1F Ranks have different number of disks defined 91 20 Multiple drives on same channel within same rank 91 21 Mirrored disks
263. oting the controller cache module and external cache battery ECB Topics include Typical installation problem identification checklist and troubleshooting guidelines page 20 Significant event reporting page 31 Running the controller diagnostic test page 41 Caching techniques page 44 Device Discovery Error report page 53 SHOW ELEVATION report page 56 Note Refer to enclosure documentation for information on troubleshooting enclosure hardware such as the power supplies cooling fans and environmental monitoring unit EMU HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 19 Troubleshooting Information Typical installation problem identification checklist and troubleshooting guidelines The following checklist identifies problems that occur in a typical installation After identifying a problem use Table 4 on page 22 to confirm the diagnosis and fix the problem If an initial diagnosis points to several possible causes use the tools described in this chapter and then those in the Utilities and Exercisers chapter that starts on page 67 to further refine the diagnosis If a problem cannot be diagnosed by using the checklist and tools contact an HP authorized service provider for additional support To troubleshoot the controller and supporting modules complete the following checklist Table 3 Installation Problem Identification Checklist Item Troubleshooting Task
264. placing the I O load on SCSI 2 devices that are at high priority IDs To determine the I O load per device bus issue the DISPLAY DEVICES command from a V7DPY prompt HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 273 Alternative Controller Operations 274 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide glossary This glossary defines terms pertaining to HSG60 and HSG80 array controllers This glossary is not a comprehensive glossary of computer terms 8B 10B A type of byte encoding and decoding to reduce errors in data transmission patented by the IBM Corporation This process of encoding and decoding data for transmission was adopted by ANSI ACS Array Controller Software The software component of the HS series array controller storage systems ACS executes on the controller and processes input and output I O requests from the host performing device level operations required to satisfy the requests adapter A device that converts the protocol and hardware interface of one bus type into that of another without changing functionality of the bus AL PA Arbitrated loop physical address A one byte value used to identify a port in an Arbitrated Loop topology The AL PA value corresponds to bits 7 0 of the 24 bit Native Address Indentifier alias address An AL PA value recognized by an arbitrated loop port in addition to the assigned AL PA
265. plays m Host error logs m OCP LEDs Some events cause controller operation to halt others allow the controller to remain operable Both types of events are detailed in the following sections Reporting events that cause controller operation to halt Events that cause the controller to halt operations are reported in three possible ways m A flashing OCP pattern display m A solid OCP pattern display m Last Failure reporting Use Table 5 on page 32 to interpret flashing OCP patterns and Table 6 on page 35 to interpret solid on OCP patterns In the Error column of the solid OCP patterns there are two separate descriptions The first denotes the actual error message that appears on the terminal and the second provides a more detailed explanation of the designated error Use the following legend to interpret both tables as indicated m n Reset button flashing in Table 5 or on in Table 6 o Reset button off m LED flashing in Table 5 or on in Table 6 m LED off Note If the Reset button is flashing and an LED is on either the devices on the bus that corresponds to the LED do not match the controller configuration or an error occurred in one of the devices on that bus Also a single LED that is turned on indicates a failure of the drive on that bus HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 31 Troubleshooting Information Flashing OCP pattern display reporting
266. ponent ID field value uniquely identifies the reported event Component ID A Component ID is located at byte offset 11 35 This number uniquely identifies the software component that detected the event For details about Component ID numbers see the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 180 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 contains the numerous Instance Codes in ascending order that might be issued by the controller fault management software Table 53 Instance Codes and Repair Action Codes Sheet 1 of 30 Repair Instance Action Code Description Template Code 01010302 An unrecoverable hardware detected fault occurred 0102030A An unrecoverable software inconsistency was 01 03 detected or an intentional restart or shutdown of controller operation was requested 01032002 Nonvolatile parameter memory component Error 11 20 Detection Code EDC check failed content of the component reset to default settings 02020064 Disk bad block replacement attempt completed for a 51 00 write within the user data area of the disk Note that due to the way bad block replacement is performed on SCSI disk drives information on the actual replacement blocks is not available to the controller and is therefore not included in the event report 02032001 Journal Static Random Access Memory SRAM 12 20
267. program card Replace program card write failure Attempt to update program card failed nilmmll 33 Nonvolatile program Verify that the program card contains the latest software version If the error persists replace controller HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 37 Troubleshooting Information Table 6 Solid OCP Pattern Displays and Repair Actions Sheet 4 of 5 OCP Pattern Code Error Repair Action nlimim 35 An unexpected bugcheck Reset controller occurred during Last Failure processing Last failure processing interrupted by another last failure event nllmilm 36 Hardware induced Replace controller controller reset expected and failed nllmili 37 Software induced Replace controller controller reset expected and failed nillmmm 38 Controller operation Reset controller halted Last Failure event required termination of controller operation for example SHUTDOWN through the CLI nillmml 39 NVPM configuration Replace controller inconsistent Device configuration within the NVPM is inconsistent nillmim 3A An unexpected NMI Replace controller occurred during Last Failure processing Last Failure processing interrupted by an NMI nillmll 3B NVPM read loop hang Replace controller occurred Attempt to read data from NVPM failed 38 HSG60 and HSG80 Array Controll
268. provides an interface to the controller command line interface thread CLIMAIN Command Line Interface CLI CONFIG Local program that locates and adds devices to a configuration DILX Local program that exercises disk devices DIRECT Local program that returns a listing of available local programs DS_O Device error recovery management thread DS_1 Thread that handles successful completion of physical device requests DS_HB Thread that manages the device and controller error indicator lights and port Reset buttons DUART Console terminal interface thread DUP DUP protocol thread FMTHRD Thread that performs error log formatting and fault reporting for the controller FOC Thread that manages communication between the controllers in a dual redundant configuration HP MAIN Host port work queue handler Handles all work from the host port such as new I O and completion of I O 116 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 31 V7DPY Thread Descriptions Continued Thread MDATA Description Thread that processes metadata for nontransportable disks NULL Process that is scheduled if no other process can be run NVFOC Thread that initiates state change requests for the other controller in a dual controller configuration REMOTE Thread that manages state changes initiated by
269. public NL ports HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 293 Glossary PVA module Power verification and addressing module quiesce The act of rendering bus activity inactive or dormant For example quiescing the SCSI bus operations during a device warm swap RAID Redundant array of independent disks Represents multiple levels of storage access developed to improve performance or availability or both RAID level O A RAID storageset that stripes data across an array of disk drives A single logical disk spans multiple physical disks allowing parallel data processing for increased I O performance While the performance characteristics of RAID level 0 is excellent this RAID level is the only one that does not provide redundancy RAID level 0 storagesets are sometimes referred to as stripesets RAID level 0 1 A RAID storageset that stripes data across an array of disks RAID level 0 and mirrors the striped data RAID level 1 to provide high I O performance and high availability RAID level 0 1 storagesets are sometimes referred to as striped mirrorsets RAID level 1 A RAID storageset of two or more physical disks that maintains a complete and independent copy of all virtual disk data This type of storageset has the advantage of being highly reliable and extremely tolerant of device failure RAID level 1 storagesets are sometimes referred to as mirrorsets RAID level 3 A RAID sto
270. r 5 contains the PCFX CDAL control and status register Last failure parameter 6 contains the previous CDAL address of the error register Last failure parameter 7 contains the current CDAL address of the error register 01942088 Changes to PDAL 20 01950188 An error has occurred that caused the FX to be reset if not permissible 01 Last failure parameter O contains the value of read diagnostic register O Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of write diagnostic register O Last failure parameter 3 contains the value of write diagnostic register 1 Last failure parameter 4 contains the IBUS address of the error register Last failure parameter 5 contains the PCFX PDAL control and status register Last failure parameter 6 contains the PCFX CDAL control and status register Last failure parameter 7 contains the current PDAL address of the error register HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 221 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 9 of 55 Last Failure Code Description 01960186 The IBUS is inaccessible Last failure parameter O contains the value of read diagnostic register O Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of read
271. rageset that transfers data parallel across the array disk drives a byte at a time causing individual blocks of data to be spread over several disks serving as one enormous virtual disk A separate redundant check disk for the entire array stores parity on a dedicated disk drive within the storageset See also RAID level 5 RAID level 5 A RAID storageset that unlike RAID level 3 stores the parity information across all of the disk drives within the storageset See also RAID level 3 294 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary RAIDset A specially developed RAID storageset that stripes data and parity across three or more members in a disk array A RAIDset combines the best characteristics of RAID level 3 and RAID level 5 A RAIDset is the best choice for most applications with small to medium I O requests unless the application is write intensive RAIDsets are sometimes referred to as parity RAIDs or RAID level 3 5 storagesets RAM Random access memory read caching A cache management method used to decrease the subsystem response time to a read request by allowing the controller to satisfy the request from the cache memory rather than from the disk drives read ahead caching A caching technique for improving performance of synchronous sequential reads by prefetching data from disk reconstruction The process of regenerating the contents of failed member data The reco
272. rame An invisible unit used to transfer information in Fibre Channel FRU Field replaceable unit A hardware component that can be replaced at the customer location by HP authorized service providers FRUTIL Field replacement utility A utility used to replace field replaceable components such as controllers cache modules PVAs and ECBs full duplex A communications method in which data can be transmitted and received at the same time full duplex A communications system in which there is a capability for 2 way transmission and acceptance between two sites at the same time 284 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary FWD SCSI A fast wide differential SCSI bus with a maximum 16 bit data transfer rate of 20 MB s See also SCSI and FD SCSI GBIC Gigabyte interface converter giga A prefix indicating a billion 10 units gigabaud An encoded bit transmission rate of one billion 109 bits per second gigabyte A value normally associated with disk drive storage capacity meaning a billion 109 bytes The decimal value 1024 is usually used for one thousand GLM Gigabit link module half duplex A communications system in which data can be either transmitted or received but only in one direction at one time hard address The AL PA that an NL Port attempts to acquire during loop initialization HBVS Host based volume shadowing Also known as Phase 2 vol
273. re parameter 2 contains the value of the expected cache module A exists state Last failure parameter 3 contains the value of the expected cache module B exists state 01920186 Unable to read the FX because a device port or a host port locked the 01 PDAL bus Last failure parameter 0 contains the value of read diagnostic register 0 Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of read diagnostic register 2 Last failure parameter 3 contains the value of write diagnostic register 0 Last failure parameter 4 contains the value of write diagnostic register 1 Last failure parameter 5 contains the IBUS address of error register 220 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 8 of 55 Last Failure Code Description 01932588 Anerror has occurred on the Cache Data and Address Line CDAL Last failure parameter O contains the value of read diagnostic register O Last failure parameter 1 contains the value of read diagnostic register 1 Last failure parameter 2 contains the value of write diagnostic register O Last failure parameter 3 contains the value of write diagnostic register 1 Last failure parameter 4 contains the IBUS address of the error register Last failure paramete
274. redundant mode both controllers must be of the same 20 type 206A0000 Controller restart forced by DEBUG CRASH REBOOT command 00 206B0010 Changes to DEBUG CRASH NOREBOOT 206C0020 Controller was forced to restart in order for new controller code image to 00 take effect 206D0000 Controller code load was not completed because the controller could not 00 rundown all units 206E0000 A restart of both controllers is required after entering Multiple bus 00 Failover and the last Failover mode of the source controller was Transparent or after entering Transparent Failover and the last Failover mode of the source controller was Multipl bus 43000100 Encountered an unexpected structure type on HP WORK Q 01 43030100 Unable to allocate the necessary number of large sense data buckets in 01 HPP INIT 43100100 Encountered a NULL completion routine pointer in a DD 01 43130100 Could not allocate a large sense bucket 01 43160100 A sense data bucket of unknown type neither large nor small was 01 passed fo DEALLOCATE SDB HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 261 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 49 of 55 Last Failure Code Description 43170100 Call to VASENABLE_NOTIFICATION failed due to insufficien
275. ress Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 02492401 The write cache module that is the mirror for the 14 24 primary cache is unexpectedly not present missing A cache is expected to be configured and the cache may contain dirty write cached data In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 024A2401 Mirroring is enabled and the primary write cache 14 24 module is unexpectedly not present missing A cache is expected to be configured and the cache may contain dirty write cached data In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 185 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 6 of 30 Repair Instance Action Code Description Template Code 024B2401 Writeback caching is disabled either due to a cache or battery related problem The exact nature of the problem is reported by other Instance Codes In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 024F2401 This cache module is populated with DIMMs 14 24 incorrectly Cache metadata resident in th
276. rites HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 117 Utilities and Exercisers Table 32 Resource Performance Statistics Definitions Continued Column Contents XBUFs Number of XOR buffers used by the FX chip for XOR operations ZBUFs Number of zeroed XBUFs used by the FX chip for XOR operations Disk Read Number of device work descriptors that process work requests for DWDs disk reads Disk Write Number of device work descriptors that process work requests for DWDs disk writes DPCX Number of device work descriptors that process work requests for Read tape reads DWDs DPCX Number of device work descriptors that process work requests for Write tape writes DWDs DDs Number of device work descriptors that maintain context for transfers between the host and controller BDBs Data buffer descriptors HTBs Host transaction blocks Pool Memory pool Lsdbq Large sense data buffers Wait Flush Number of host write data queued for caching pending the flushing of dirty data already cached Wait FX Number of transactions waiting for the FX chip to be available Nodes Number of cache nodes that are available for use Dirty Amount of data buffers in cache memory that needs to be written Flush Number of dirty data buffers pending flush or currently flushing from cache memory 118 HSG60 and HSG80 Array Controller and
277. ror Attempts to repair the error with data from another mirrorset member failed due to a write error on the original device The original device is removed from the mirrorset 02773D01 The mirrored cache is not being used because the 14 3D data in the mirrored cache is inconsistent with the data in the primary cache The primary cache contains valid data so the controller is caching solely from the primary cache The mirrored cache is declared FAILED but this is not due to a hardware fault only inconsistent data Mirrored writes have been disabled until this condition is cleared In this instance the Memory Address Byte Count FX Chip Register Memory Controller Register and Diagnostic Register fields are undefined 02782301 The cache backup battery is not present The Memory 12 23 Address field contains the starting physical address of the Cache AO memory 02792301 The cache backup battery covering the mirror cache is 12 23 not present The Memory Address field contains the starting physical address of the Cache B1 memory 027A2201 The Cache BO memory controller failed cache 14 22 diagnostics testing performed on the other cache during a cache failover attempt The Memory Address field contains the starting physical address of the Cache BO memory 190 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and R
278. rray Controller Software Troubleshooting Guide 265 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 53 of 55 Last Failure Code Description 80030100 DilX tried to release a facility that was not reserved by DILX 80040100 DILX tried to change the unit state from Maintenance mode to Normal 01 mode but was rejected because of insufficient resources 80050100 DILX tried to change the USB unit state from Maintenance mode to 01 Normal mode but D X never received notification of a successful state change 80060100 DILX tried to switch the unit state from Maintenance mode to Normal 01 mode but was not successful 80070100 DILX aborted all commands through VASD_ABORT _ but the HTBs 01 have not been returned 80090100 DILX received an end message that corresponds to an OpCode not 01 supported by DILX 800A0100 D X was not able to restart HIS timer 01 800B0100 D LXtried to issue an I O for an OpCode not supported 01 800C0100 DILX tried to issue a oneshot I O for an OpCode not supported 01 800D0100 A DILX device control block contains an unsupported UNIT STATE 01 800F0100 A D LX command completed with a sense key that D X does not support 01 80100100 DILX could not compare buffers because no memory was available from 01 EXECSALLOCATE MEM ZEROED 80110100 While D LX was de allocating its deferred error buffers at least o
279. rray Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers VTDPY DISPLAY DEFAULT HSG80 S N ZG92712820 SW V88P HW E 01 0 0 Idle 0 KB S 0 Rq S Up 0 22 10 03 Pr Name Stk Typ Sta CPUS Target Unit ASW KB Rd Max e S 0 NULL 0 Rn 0 0 LELLI D0001 x 0 0 0 a Figure 16 Sample of the VTDPY default screen Controller Status screen The Controller Status screen shown in Figure 17 on page 94 consists of the following sections m Screen header which includes Controller ID data Subsystem performance Controller uptime Controller or processor utilization Device port configuration Host port configuration Brief unit performance Note Figure 17 on page 94 applies to this controller only To see other controller connections run V7DPY again on the other controller HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 93 Utilities and Exercisers VTDPY gt DISPLAY STATUS HSG80 S N ZG92712934 SW V88P HW E 01 0 0 Idle 18093 KB S 3165 RS Wig is 502522 Pr Name Stk Typ Sta CPU Unit AS KB S Unit ASWC KB S Max WC 0 NULL oy Rn 100 0 D000 o 658 D011 E 8 0 0 0 a 2 D000 o 683 D011 pide fel 0 1l a 3 D000 o 2o D011 x a 0 2 a 4 D000 o D D011 x a 0 6 a 5 D000 o 696 D011 ss c 0 7 a 6 D000 o 2993 D011 ss om 0 8 a 7 DUOO oe 2351 9 a D001 o 2830 Figure 17 Sample of the Controller Status screen 94 HSG60 and HS
280. rray Controller and Array Controller Software Troubleshooting Guide 215 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 3 of 55 Last Failure Code Description 010FO110 All structures contained in the SIP and the Last Failure entries have been reset to their default settings as a result of certain controller manufacturing configuration activities If this event is reported at any other time follow the recommended Repair Action associated with this LFC 01100100 Non maskable interrupt entered but no Non maskable interrupt 01 pending This is typically caused by an indirect call to address O 01110106 A bugcheck occurred during EXECSBUGCHECK processing 01 Last failure parameter 0 contains the executive flags value Last failure parameter 1 contains the RIP from the bugcheck call stack Last failure parameter 2 contains the first SIP last failure parameter value Last failure parameter 3 contains the second SIP last failure parameter value Last failure parameter 4 contains the SIP LFC value Last failure parameter 5 contains the EXECSBUGCHECK call LFC value 01140102 DEBUG ASSUME or ASSUME LE macro executed 01 Last failure parameter 0 contains the address of the module name where the macro is located Last failure parameter 1 contains the line number within the module where the macro is located The hig
281. rred reseat controller module and reset controller If problem is still evident replace controller module nmmmmmm 0 No program card Ensure that the program card is detected or kill properly seated while resetting asserted by OTHER the controller If the error CONTROLLER persists try the card with another Controller undbledo read controller or replace the card program card Otherwise replace the controller that reported the error nlmmiml 25 Recursive bugcheck Reset the controller If this fault detected pattern is displayed repeatedly The same bugcheck has occurred follow the repair actions three times within 10 minutes associated with the Last Failure and controller operation has Code that is repeatedly halted terminating controller execution nlmmllm 26 Indicated memory module Insert memory module cache is missing board Controller is unable to detect a particular memory module nlmmlili 27 Memory module has Replace indicated DIMMs insufficient usable This indication is only provided memory after Fault LED logging is enabled nlmimmm 28 An unexpected Machine Reset the controller Fault NMI occurred during Last Failure processing A machine fault was detected while a NMI was processing HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 35 Troubleshooting Information Table 6 Solid OCP Pattern Displays and Repair Actions Sheet 2 of 5 role J Pattern Code
282. rtion of devices are detected by the controller In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03F20064 Swap interrupts are cleared and re enabled for all Al 00 device ports In this instance the associated port Associated Target Associated ASC and Associated ASCQ fields are undefined 03F30064 An asynchronous swap interrupt was detected by the Al 00 controller for the device port indicated by the Associated Port field Possible reasons for this occurrence include m Device insertion or removal m Shelf power failure m Swap interrupts re enabled In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03F40064 Device services had to reset the port to clear a bad Al 00 condition In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03F60402 The controller shelf is reporting a problem This 41 04 condition could mean one or all of the following m Ifthe shelf uses dual power supplies one power supply failed m One of the shelf cooling fans failed m In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 203 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 24 of 30 Repair Instance Action Code Des
283. s chapter that starts on page 177 Table 41 Template 11 Nonvolatile Parameter Memory Component Event Sense Data Response Format y bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiiendsenelengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unsed SEA 18 31 Reserved 32 35 Instance Code 36 Template 37 Template flags 38 53 Reserve 54 69 Controller board serial number 70 73 A A Controller sofware revision lev 74 Reservedor patch version TM2 A 75 Reserve 76 LUN status HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 145 Event Reporting Templates Table 41 Template 11 Nonvolatile Parameter Memory Component Event Sense Data Response Format Continued um offset gt 7 103 Reserved 104 107 Memoyaddes 108 111 Byecoun I12 114 Numberoltims written MTS Unddned 116 159 Reevd 146 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Backup Battery Failure Event Sense Data Response template Template 12 The controller value added services software component reports backup battery failure conditions for the various hardware components that use a battery to maintain state during power failures through the Backup Battery Failure Event Sense Data Respon
284. s Common event descriptions Table 16 contains descriptions for common events Table 16 Common Event Descriptions Event DS EVENT PORT STATUS Description A general event not decoded to more detail This does not always indicate a problem but may be relevant in relation to other events DS EVENT SCSI ERROR A general event not decoded to more detail This does not always indicate a problem but may be relevant in relation to other events DS EVENT INTERNAL BUS RESET The controller reset the SCSI bus as part of error recovery usually in response to a preceding event It is normal to see a series of DS EVENT UA sk 06 asc 29 ascq 02 on each device on that port following a bus reset DS EVENT EXTERNAL BUS RESET The controller detected an external SCSI bus reset The error should only come from the other controller There should be a corresponding DS EVENT INTERNAL BUS RESET on the other controller It is normal to see DS EVENT UA Sk 06 asc 29 ascq 02 on each device on that port following a bus reset DS EVENT BUS PARITY ERR OR DS EVENT TARGET STATUS A parity error on the SCSI bus was detected This may indicate cabling drive or controller problems A device returned an error status not detailed by a more specific event code DS EVENT SN CHANGE DS EVENT BDR Not currently used Not currently used DS EVENT SEL TO
285. s Table 56 Last Failure Codes and Repair Action Codes Sheet 42 of 55 Last Failure Code Description 0E096980 This controller detected a failed link during repetitive signalling or heartbeat to a remote target The other controller has a good link to the remote target In order to resume operations to that remote target this controller is restarted to fail over the initiator unit to the other controller OEOA6980 A remote copy write has failed all recovery attempts on this controller 69 As part of further error recovery this controller is restarted to force the initiator unit over to the other controller so the remote copy can be retried OEOB6980 This controller detected a failed link upon restarting dual redundant 69 controllers The other controller has a good link to the remote target In order to resume operations to that remote target this controller is restarted to fail over the initiator unit to the other controller OEOCO101 Unrecognized request to perform Write History Log WHL operation on 01 other controller Last Failure Parameter 0 contains operation request OEODO101 Unrecognized WHL operation ID received from other controle O01 Last Failure Parameter 0 contains an operation ID OEOEO101 An illegal failover request was given to the WHL request handler 01 Last Failure Parameter 0 conta
286. s Geometry C H S 3155 20 169 NOHOST REDUNDANT HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 63 Troubleshooting Information partition D110 S3 LUN ID 6000 1FE1 0001 E200 0001 1234 5678 02C7 IDENTIFIER 110 Switches RUN NOWRITE PROT READAHEAD CACHE WRITEBACK CA MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT D120 LUN ID 6000 1FE1 0001 E200 0001 IDENTIFIER 120 Switches RUN NOWRITE PROT READAHEAD CACHE WRITEBACK CA MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT D130 LUN ID 6000 1FE1 0001 E200 0001 IDENTIFIER 130 Switches RUN NOWRITE PROT READAHEAD CACHE WRITEBACK CA MAX READ CACHED TRANSFER SIZE 32 MAX WRITE CACHED TRANSFER SIZE 32 Access ALL State ONLINE to this controller Not reserved PREFERRED PATH THIS CONTROLLER Size 10661371 blocks Geometry C H S 3155 20 169 NOHOST REDUNDANT D140 S3 LUN ID 6000 1FE1 0001 E200 0001 IDENTIFIER 140 Switches RUN NOWRITE PROT READAHEAD CACHE WRITEBACK CA 64 MAX READ CACHED TRANSF
287. s on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 47 Template 90 Data Replication Manager Services Event Sense Data Response Format for ACS V8 8 xP Only offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiiodlsenelengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unused 18 27 Reserved C 28 31 Resevedorlegunitnumber MO i 32 35 Instance Code 36 Temple 37 Tmplefllag 38 53 Target controller board serial number 54 69 Controller board serial number 70 733 QContolersoftwarerevisionlevl HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 157 Event Reporting Templates 158 Table 47 Template 90 Data Replication Manager Services Event Sense Data Response Format for ACS V8 8 xP Only Continued y bit offset or patch version TM2 5 Reserve 6 LUN status 71 19 Reserve 80 95 Initiator WWLID 96 103 Initiator node name 04 107 nfioruntnumber 108 123 Target WWLID 124 131 Tegendename 132 135 Tegedwuitnmber 136 139 Nomberclages 140 148 Remote copysetname 14 157 Reservdorassodationsetname IM 158 159 Reserved HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Gui
288. s that the source data did not match the data read from the medium 03E2450A During device initialization the device reported a Al 45 reserved SCSI sense key O3E40F64 The EMU indicated that termination power is good on Al OF all ports In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined 03E58002 The EMU detected bad termination power on the Al 80 indicated port In this instance the Associated Target Associated ASC and Associated ASCQ fields are undefined O3EE0064 The EMU for the cabinet indicated by the Associated 41 00 Port field is available In this instance the associated target associated ASC and the associated ASCQ are undefined O3EF8301 The EMU for the cabinet indicated by the Associated 41 83 Port field is unavailable In this instance the associated target associated ASC and the associated ASCQ are undefined 202 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 23 of 30 Instance Code Description Template 03F 10502 The swap interrupt from the device port indicated by the Associated Port field cannot be cleared All swap interrupts from all ports are disabled until corrective action is taken If swap interrupts are disabled neither controller front panel button presses nor removal or inse
289. se see Table 42 The failure condition is signaled to all host systems on all logical units m ASC and ASCQ codes byte offsets 12 and 13 are detailed in the ASC ASCQ Repair Action and Component Identifier Codes chapter that starts on page 161 m Instance Codes byte offsets 32 35 are detailed in the Instance Codes chapter that starts on page 177 Table 42 Template 12 Backup Battery Failure Event Sense Data Response Format y bit offset Error code Unused 2 Unuse Sense key 3 6 Unuse 7 Addiiendsenelengh 8 11 Unuse 12 ASC 13 ASCQ 14 Unuse 15 17 Unseed 18 31 Reserved 32 35 Instance Code 36 Template 37 Template flags 38 53 Reserve 54 69 Controller board serial number 70 73 Controller sofware revision lev 7 4 Reservedor patch version TM2 75 Reserve 76 LUN status HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 147 Event Reporting Templates Table 42 Template 12 Backup Battery Failure Event Sense Data Response Format y 7 6 5 4 3 2 Reserved 10 8 159 Reserved 148 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Event Reporting Templates Subsystem Built In Self Test Failure Event Sense Data Response template Template 13 The controller subsystem built in self test software component reports errors detect
290. se Modular Ue RAID Array Fibre Channel Solution Software Version 8 8 for OpenVMS Release Notes AA RV1QA TE HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 13 About this Guide Table 1 Related Documentation Continued ltem 19 Document Name HP StorageWorks HSG80 ACS Solution Software Version 8 8 for Sun Solaris Installation and Configuration Guide Document Part Number AA RVIRA TE 20 HP StorageWorks HSG80 Enterprise Modular Storage RAID AA RV1SA TE Array Fibre Channel Solution Software Version 8 8 fis Sun Solaris Release Notes 21 HP StorageWorks Command Console Version 2 4 Release AV RV1TA TE Notes 22 i StorageWorks Command Console Version 2 4 User AA RV1UA TE vide 23 HP StorageWorks Command Console Version 2 4 Online AA RS20A TE Help HSG60 and HSG80 AA RS21A TE 24 HP StorageWorks HSG80 ACS Solution Software Version AA RVIVA TE 8 8 for Iru 4 UNIX Installation and Configuration Guide 25 HP StorageWorks HSG80 Enterprise Modular Storage RAID AA RVIWA TE Array Fibre Channel Solution Software Version 8 8 for Tru 4 UNIX Release Nofes 26 Compaq StorageWorks 64 Bit PCl fo Fibre Channel Host Bus AA RKPDB TE Adapter User Guide 27 Digital StorageWorks UltraSCSI RAID Enclosure EK BA370 UG BO1 DS BA370 Series User s Guide 28 HP StorageWorks HSG80 ACS Solution Software AA RV1XA TE Versio
291. source Statistics screen also uses a brief format see Figure 21 on page 101 Although these displays show unit performance in three different formats the displays share common data fields with the brief format displaying the least information the full format supplying more information and the maximum format displaying the maximum amount of available information See Table 20 on page 106 for a description of each field on these screens HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 105 Utilities and Exercisers Table 20 VIDPY Unit Performance Data Fields Column Definitions Column Contents Unit Kind of unit and unit number Unit types include D Disk drive or CD ROM drive Invisible device P Passthrough device Unknown device type A Availability of the unit a Available to other controller d Offline unit disabled for servicing e Online unit mounted for exclusive access by a user f Offline media format error i Offline unit inoperative m Offline Maintenance mode for diagnostic purposes o Online host can access this unit through his controller r Offline rundown set with the SET NORUN CLI command v Offline no volume mounted due to lack of media x Online host can access this unit through other controller z Currently not
292. t resources 43190100 Unable to allocate necessary memory in HPP INIT 01 431A0100 Unoble to allocate necessary timer memory in HPP INIT 01 43210101 HPP detected unknown error indicated by HPT 01 Last failure parameter O contains the error value 43220100 Unoble to obtain free CSR in HPP 01 43230101 During processing to maintain consistency of the data for persistent 01 reserve SCSI commands an internal inconsistency was detected Last failure parameter O contains a code defining the precise nature of the inconsistency 44640100 Not enough abort requests in the system 01 44650100 Exceeded the number of SCSI Exchange State Table SEST abort retries 01 44660100 Unable to allocate enough abort requests for Fibre Channel host port 01 transport software layer 44670100 Changes to command HTBs 44680100 Changes to FC HTBs 44690100 Changes to work requests 446A0100 Changes to HTBs 446B0100 Changes to TIS structures 446C0100 Changes to MFSs 446D0100 Changes to TACHYON headers 446E0100 Changes to EDB structures 446F0100 Changes to LSFS structures 44700100 Unable to allocate enough TPS structures for Fibre Channel host port 01 transport software layer 44720101 An illegal status was returned to the Fabric Login FLOGI command 01 error handler Last failure parameter O contains error value 262 HSG60 and HSG80 Array Controller and Array Contro
293. t section that starts on page 53 198 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 19 of 30 Repair Instance Action Code Description Template Code 03D14002 The identification of a device does not match the configuration information The actual device type is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03D24402 SCSI bus errors occurred during device operation Al 44 The device type is unknown to the controller In this instance the associated ASC and associated ASCQ fields are undefined 03D3450A During device initialization the device reported the Al 45 SCSI sense key no sense This condition indicates that there is no specific sense key information to be reported for the designated logical unit This would be the case for a successful command or a command that received check condition or command terminated status because one of the FM EOM or ILI bits is set to one in the sense data flags field 03D4450A During device initialization the device reported the Al 45 SCSI sense key recovered error This condition indicates that the last command completed successtully with some recovery action performed by the target 03D5450A During device initialization the device reported the Al 45 SCSI sense
294. t failure parameter 3 contains the next entry interrupt INT flag Last failure parameter 4 contains the next entry byte count Last failure parameter 5 contains the next entry TOD ticks Last failure parameter 6 contains the next entry TOD days Last failure parameter 7 contains the next entry data start 01 01 0B010010 Due to an operator request the controller nonvolatile configuration information was reset to its initial state 00 0B020100 The controller has insufficient free memory to allocate a Configuration Manager work item needed to perform the requested configuration reset 01 0B030100 Changes to restore 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 253 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 41 of 55 Last Failure Code Description 0B040100 The controller has insufficient free memory to allocate a Configuration Manager WWL work item needed to perform the requested WWLID change 0B050100 More requests to WWLSNOTIFY have been made than can be supported 01 OBO 60100 A call to wWwLSUPDATE resulted in the need for another World Wide 01 LUN ID slot and no free slots were available 0B070100 The controller has insufficient free memory to allocate a Configuration 01 Manager Device Nickname DNN work item needed to perform the requested DNN change
295. t port transport failover control had a bad send count 01 44860100 Unable to allocate enough ESD structures for Fibre Channel host port 01 transport software layer 44870101 An illegal abort type was given to the host port transport abort handler 01 Last failure parameter 0 contains abort type 44892091 Host port hardware diagnostic field at system initialization 20 Last failure parameter O contains failed port number 448B0100 Host port transport software layer unable to allocate work item for 01 updating NV memory during LOGI 448C0100 Host port transport software layer unable to allocate work item for LOGI 01 completion routine 448E0100 Host port transport software layer unable to allocate memory for quick 01 FC responses 264 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 52 of 55 Last Failure Code Description 448F0100 Host port transport software layer unable to allocate memory for quick responses 44900100 Host port transport software layer unable to allocate memory for HCBs 01 44910100 Host port transport software layer unable to allocate memory for HTB 01 TACHYON header 44920101 An invalid work item was detected on abort pending work queue 01 Last failure parameter 0 contains invalid work type 44930100 Unable to allo
296. t return value was received by the host port transport 01 error script handler Last failure parameter 0 contains the error function Last failure parameter 1 contains return value The host port transport ran out of work requests 447B0100 The host port transport response script handler received a response 01 before a command was sent HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 263 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 51 of 55 Last Failure Code Description 447C0101 Unhandled command HTB status Last failure parameter 0 contains the status value The host port transport ran out of work requests 447D0100 The host port transport ran out of command HTBs 01 44800101 An illegal status was returned to the name service command error 01 handler Last failure parameter O contains error value 44810101 Changes to Port Login PLOGI 44820101 An illegal abort type was given to the host port transport abort handler 01 Last failure parameter 0 contains abort type 44830101 An illegal failover request was given to the host port transport request 01 handler Last failure parameter 0 contains failover request 44840101 An illegal failover response was given to the host port transport failover 01 response handler Last failure parameter 0 contains failover response 44850100 The hos
297. tains the first disk port Last failure parameter 1 contains the first disk target Last failure parameter 2 contains the first disk LUN Last failure parameter 3 contains the second disk port Last failure parameter 4 contains the second disk target Last failure parameter 5 contains the second disk LUN 02E20100 An attempt to allocate a vA CS WORK item from the 01 S VA FREE CS WORK QUEUE failed 02E30100 An attempt to allocate a free VA Request VAR failed 01 02E40100 An attempt to allocate a free VAR failed 01 02E50100 An attempt to allocate a free VAR failed 01 O2bE60100 An attempt to allocate a free VAR failed 01 02E70100 An attempt to allocate a free VAR failed 01 O2E80100 An attempt to allocate a free VAR failed 01 02E90100 An attempt to allocate a free VAR failed 01 02EA0100 An attempt to allocate a free VAR failed 01 O2EBO100 An attempt to allocate a free metadata WARP failed 01 02ECO101 An online request was received for a unit while both controllers had dirty 01 data for the unit The crash allows the surviving controller to copy over all of the dirty data Last failure parameter 0 contains the Nv INDEX of the unit 02ED0100 Onan attempt to allocate a Buffer Descriptor Block BDB that is not 01 allowed to fail no freeable BDB was found 230 HSG60 and HSG80 Array Controller
298. te interval If the device does not support tagged queuing the maximum value is 1 BR Number of SCSI bus resets that occurred since V7DPY was started ER Number of SCSI errors received If the device is swapped or deleted then the value clears and resets to O Device Port Performance data fields VTDPY displays a Device Port Performance region see Figure 19 lower left on page 97 on the Device screen only See Table 22 for a description of each field Table 22 VIDPY Device Port Performance Data Fields Column Definitions Column Port Contents SCSI device ports 1 through 6 Rg S Average O request rate for the device during the last update interval Requests can be up to 32 KB and generated by host requests or cache flush activity RdKB S Average read data transfer rate to the device in KB s during the previous update interval WrKB S Average write data transfer rate to the device in KB s during the previous update interval CR Number of SCSI command resets that occurred since V DPY was started BR Number of SCSI bus resets that occurred since V7DPY was started TR Number of SCSI target resets that occurred since V7DPY was started HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 109 Utilities and Exercisers Host port configuration 110 VTDPY displays host port configuration information in a block of tab
299. tection code on the saved configuration 40 information is bad The controller is crashed to prevent destruction of other copies of the saved configuration information Remove the device with the bad information and retry the operation Last failure parameter 0 contains the disk port Last failure parameter 1 contains the disk target Last failure parameter 2 contains the disk LUN HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 231 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 19 of 55 Last Failure Code Description 02F54083 The device saved configuration information selected for the restore process is from an unsupported controller type Remove the device with the unsupported information and retry the operation Last failure parameter 0 contains the disk port Last failure parameter 1 contains the disk target Last failure parameter 2 contains the disk LUN 02F60103 An invalid modification to the NO_INTERLOCK VSI flag was attempted 01 Last failure parameter 0 contains the NV_INDEX of the config on which the problem was found Last failure parameter 1 contains the modification flag Last failure parameter 2 contains the current value of the NO_INTERLOCK flag If the modification flag is 1 then an attempt was being made to set the NO_INTERLOCK flag and the NO_INTERLOCK flag was not clear at the time I
300. ted with this controller with a known good module 3 iain the cache module associated with other controller with a known good module 4 Replace the ECBs for this controller with known good ECBs 5 Pull all modules and examine connectors for bent pins 6 Replace controller cabinet assembly If the failure is not resolved after step 5 the problem is most likely backplane printed circuit faults 22 Replace the indicated cache module or the appropriate memory DIMMs on the indicated cache module 23 Replace the indicated write cache battery Caution Battery replacement can cause injury Follow the directions that come Z with the new battery 24 Check for the following invalid write cache configurations m If the wrong write cache module is installed replace with the arit module or clear the invalid cache error through the CLI Refer to the controller CLI reference guide for more information m If the write cache module is missing reseat the cache module if the cache module is present or add the missing cache module or clear the invalid cache error through the CLI Refer to controller CLI reference guide for more details m If ina dual redundant configuration and one of the write cache modules is missing match write cache boards with both controllers 25 An unrecoverable memory system failure occurred After restart the controller generates one or more Memory System Failure Event Sense Data Responses Follo
301. tenance tasks See also maintenance terminal and local terminal local terminal A terminal plugged into the EIA 423 maintenance port located on the front bezel of the controller See also maintenance terminal and local connection logical block number See LBN logical bus A single ended bus connected to a differential bus by a SCSI bus signal converter logical unit A physical or virtual device addressable through a target ID number Logical units use their target bus connection to communicate on the SCSI bus See also unit logical unit number See LUN logon Also called login A procedure whereby a participant either a person or network connection is identified as being an authorized network participant loop See arbitrated loop loop tenancy The period of time that occurs when a port wins loop arbitration and after the port returns to a monitoring state loop ID A seven bit value numbered contiguously from zero to 126 decimal representing the 127 legal AL PA values on a loop Not all of the 256 hex values are allowed as AL PA values per FC AL 288 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Glossary LRU Least recently used A cache term used to describe the block replacement policy for read cache LUN Logical Unit Number A value that identifies a specific logical unit belonging to a SCSI target ID number A number associated with a physical device unit during
302. ters The quadrant O memory controller cache AO registers content is supplied 0C103E02 The quadrant O memory controller cache AO 14 3E detected an Address Parity error 0C113E02 The quadrant 1 Memory controller cache A1 14 3E detected an Address Parity error 0C123E02 The quadrant 2 memory controller cache BO 14 3E detected an Address Parity error 0C133E02 The quadrant 3 memory controller cache B1 14 3E detected an Address Parity error 0C203E02 The quadrant O memory controller cache AO 14 3E detected a Data Parity error 0C213E02 The quadrant 1 memory controller cache A1 14 3E detected a Data Parity error 0C223E02 The quadrant 2 memory controller cache BO l4 3E detected a Data Parity error 0C233E02 The quadrant 3 memory controller cache B1 14 3E detected a Data Parity error 0C303F02 The quadrant O memory controller cache AO 14 3r detected a multibit ECC error OC313F02 The quadrant 1 memory controller cache A1 14 3F detected a multibit ECC error 206 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 27 of 30 Repair Instance Action Code Description Template Code 0C323F02 The quadrant 2 memory controller cache BO detected a multibit ECC error 0C333F02 The quadrant 3 memory controller cache B1 14 3F detected a multibit ECC err
303. the other controller in a dual controller configuration RMGR Thread that manages the data buffer pool RECON Thread that rebuilds the parity blocks on RAID 5 storagesets if needed and manages mirrorset copy operations if necessary VA Thread that provides logical unit services independent of the host protocol VIDPY Local program that provides a dynamic display of controller configuration and performance information Resource performance statistics VTDPY displays resource performance statistics by using a block of tabular data in the Resource screen only Resource name and statistical data is located along the left side of the screen see Figure 21 on page 101 Table 32 defines the resource name and statistical fields Table 32 Resource Performance Statistics Definitions Column Resource Name Contents Name of the physical resource Free Current resources not being used Need Number of resources required for the specific transaction Wait Number of transactions waiting to be accomplished Buffers Number of cache data buffers available for holding data VAXDs Number of value added transfer descriptors that manage the actual device O operations within the controller WARPs Number of write algorithm request packets that manage data for RAID 5 writes RMDs Number of RAID member data descriptors that manage data for RAID 5 w
304. the firmware image requires multiple SCSI require 2048 4096 Write Buffer commands Specify the number of bytes to be sent in 8192 8192 each Write Buffer command The default buffer size is 8192 bytes A firmware image of 256 K for example can be code loaded in 32 Write Buffer commands each transferring 8192 bytes What is the TOTAL SIZE 7S UTIL detects that an unsupported device is selected as the of the code image in target device Enter the total number of bytes of data to be sent in BYTES device the code load operation default Does the target device HSUTIL detects that an unsupported device is selected as the support only the target device Specify whether the device supports the SCSI Write download microcode and Buffer command download and save function Save Should the code be HSUTII detects that an unsupported device is selected as the downloaded with a target device Indicate whether to download the firmware image Single write buffer to the device in one or more contiguous blocks each command corresponding to one SCSI Write Buffer command HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 127 Utilities and Exercisers Configuration CONFIG utility Use the CONFIG utility to add one or more storage devices to the subsystem This utility checks the device ports for new disk drives adds them to the controller configuration and automatically n
305. the storageset was not 01 quiesced 02CA0100 Illegal call made to va RAID5 META READ while another read of 01 metadata is already in progress on the same strip O2CBOOOO A restore of the configuration was done This cleans up and restarts with 00 the new configuration 02CCO100 On an attempt to allocate a cache node that is not allowed to fail no 01 freeable cache node was found 02D00100 Not all AL TER DEVICE requests from vA SAVE CONFIG completed 01 within the timeout interval 02D30100 The controller has insufficient memory to allocate enough data structures 01 used to manage metadata operations 02D60100 An invalid storage set type was specified for metadata initialization 01 228 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 56 Last Failure Codes and Repair Action Codes Sheet 16 of 55 Last Failure Code Description Last Failure Codes 02D90100 Bad CLD pointer passed SETWB routine 02DA0100 A fatal logic error occurred while trying to restart a stalled data transfer 01 stream 02DB0100 Acallto EXECSALLOCATE MEM ZEROED failed to return memory 01 while populating the disk read PCI XOR engine PCX DWD stack 02DC0100 Changes to disk write 01 02DD0102 The VA state change deadman timer expired and at least one VSI was 01 s
306. till interlocked Last failure parameter 0 contains the NV_INDEX Last failure parameter 1 contains the address of the locking routine 02DD0104 The VA state change deadman timer expired and at least one VSI was still interlocked Last Failure Parameter O contains the NV_INDEX Last Failure Parameter 1 contains the address of the locking routine Last Failure Parameter 2 bit mask of resource waiters Last Failure Parameter 3 contains the address of the waiter routine 02DE0100 An attempt to allocate memory for a NULL PUB failed to get the 01 memory O2DFO101 License identified in last failure parameter 0 was not forced valid 01 02E00180 Mirror functionality is broken 01 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 229 Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 17 of 55 Last Failure Code Description 02E11016 After attempting to restore saved configuration information data for two unrelated controllers was found The restore code is unable to determine which disk contains the correct information The port target and LUN information for the two disks is contained in the parameter list Remove the disk containing the incorrect information reboot the controller and issue the SET THIS CONTROLLER INITIAL CONFIGURATION command After the controller restarts the proper configuration is loaded Last failure parameter O con
307. tion Codes Sheet 34 of 55 Last Failure Code Description 04140103 The template value found in the EIP is not supported by the Fault Manager The bad template value was discovered while trying to build an ESD Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the template code value Last failure parameter 2 contains the requester error table index value 04170102 The template value found in the ESD is not supported by the Fault 01 Manager The bad template value was discovered while trying to translate an ESD into an EIP Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the template code value 04180103 The COMMONSMEM_FAIL_TEMPLATE template found in the ESD is not 01 supported by the Fault Manager The bad template was discovered while trying to translate an ESD into an EIP Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the template code value Last failure parameter 2 contains the template flags value 04190100 A NULL pointer was found for the TARGET_CTX or the TARGET_CTX 01 has an invalid type 05010100 In RECURSIVE NONCONFLICT could not get enough memory for 01 scanning the keyword tables for configuration name conflicts 06010100 The DUART was unable to allocate enough memory to establish a 01 conne
308. tive 3F 85 Test unit ready or read capacity command failed see the Device Discovery Error report section that starts on page 53 3F 87 Drive failed by a host mode select command 3F 88 Drive failed due to a deferred error reported by drive 3F 90 Unrecovered read or write error 3F CO No response from one or more drives 3F C2 NV memory and drive metadata indicate conflicting drive configurations 3F CE UPS two minute warning TMW before AC FAIL 3F D2 Synchronous transfer value differences between drives 80 00 Forced error on read 82 01 No command control structures available 84 04 Command failed SCSI ID verification failed 85 05 Data returned from drive is invalid 89 00 Request sense command to drive failed 8A 00 Illegal command for Passthrough mode 8C 04 Data transfer request error 8F 00 Premature completion of a drive command 162 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide ASC ASCQ Code Code 91 00 91 01 91 02 91 03 91 04 91 05 91 06 91 07 91 08 91 09 91 OA 91 OB 91 OC 91 OD 91 OE 91 OF 91 10 91 11 91 12 91 13 91 14 91 15 91 16 91 17 91 18 91 19 ASC ASCQ Repair Action and Component Identifier Codes Table 48 ASC and ASCQ Code Descriptions Sheet 2 of 5 Description Mode select errors LUN exist cannot add LUN LUN does not exist cannot replace LUN Drive already exists cannot add drive Drive does n
309. tripeset DISK10200 D10 DISK30200 D6 DISK50200 D7 D8 D9 Switches CHUNKSIZE 256 blocks State NORMAL DISK10200 member 0 is NORMAL DISK30200 member 1 is NORMAL DISK50200 member 2 is NORMAL Size 53307531 blocks Partitions Partition number Size Starting Block Used by 1 10661371 5458 62 MB 0 D6 2 10661371 5458 62 MB 10661376 D7 3 10661371 5458 62 MB 21322752 D8 4 10661371 5458 62 MB 31984128 D9 5 10661371 5458 62 MB 42645504 D10 646 0 33 MB 53306880 free S3 stripeset DISK10300 D110 DISK30300 D120 DISK50300 D130 D140 D150 Switches CHUNKSIZE 256 blocks State NORMAL DISK10300 member 0 is NORMAL DISK30300 member 1 is NORMAL DISK50300 member 2 is NORMAL Size 53307531 blocks Partitions Partition number Size Starting Block Used by 1 10661371 5458 62 MB 0 D110 2 10661371 5458 62 MB 10661376 D120 3 10661371 5458 62 MB 21322752 D130 4 10661371 5458 62 MB 31984128 D140 5 10661371 5458 62 MB 42645504 D150 646 0 33 MB 53306880 free 61 Troubleshooting Information S3 stripeset DISK10300 D110 DISK30300 D120 DISK50300 D130 D140 ORO IOI III ICICI GIGI IIIS IGG III I ICI I IO GK Switches CHUNKSIZE 256 blocks Information of all units in full SHOW UNITS FULL FITTS I ICC IGIGIC III IOC GOOEORO GROOOE RIGO III I a State NORMAL DISK10300 member 0 is NORMAL LUN Uses Used Ry DISK30300 member 1 is NORMAL fe TTT TTT TTT OTOT TTT DISK50300 member
310. troller Software Troubleshooting Guide Troubleshooting Information Table 5 Flashing OCP Pattern Displays and Repair Actions Continued ole Pattern Code Error Repair Action nmlmmim 12 Controller module memory addressing is malfunctioning Replace controller nmlmmll 13 controller module Replace controller memory parity is not working nmlmlmm 14 controller module Replace controller memory controller timer has failed nmllmml 15 controller module Replace controller memory controller interrupt handler has failed nmllilm lE During the diagnostic Replace controller memory test the controller module memory controller caused an unexpected Non Maskable Interrupt NMI nlmmimm 24 Card code image changed Replace controller when the contents were copied to memory nilmmmm 30 JSRAM battery is bad Replace controller nilmmlm 32 First half diagnostics Replace controller of the Time of Year Clock failed nilmmll 33 Second half diagnostics Replace controller of the Time of Year Clock failed nilmiml 35 Processor bus to device Replace controller bus bridge chip is bad nillmll 3B An unnecessary Replace controller interrupt is pending HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 33 Troubleshooting Information Table 5 Flashing OCP Pattern Displays and Repair Acti
311. ts VTDPY Commands can be abbreviated to the minimum number of characters necessary to identify the command Enter a question mark after a partial command to see the values that can follow the supplied command 90 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers For example if DISP DISP space is entered the utility lists Cache Default and other possibilities Upon successfully executing a command other than HELP VTDPY exits Command mode Pressing Enter or Return without a command also causes VTDPY to exit Command mode VTDPY help Enter HELP at the VTDPY prompt VTDPY gt to display information about VTDPY commands and keyboard shortcuts See Figure 15 Note The symbol denotes the Ctrl key on the keyboard VTDPY HELP Available VTDPY commands C Prompt for commands G or Z Update screen O Pause Resume screen updates Y Terminate program R or W refresh screen DISPLAY CACHE Use 132 column unit caching statistics display DISPLAY DEFAULT Use 132 column system performance display DISPLAY DEVICE Use 132 column device performance display DISPLAY HOST Use 132 column Host Ports statistics display DISPLAY REMOTE Use 132 column controller status display DISPLAY RESOURCE Use 132 column controller status display DISPLAY STATUS Use 132 column controller status display CLEAR Clears the host port e
312. turned buffer type not 01 IDX ILF OA2F0100 rLF REBIND CACHE BUFFS TO DWDS buffer stack entry not page 01 aligned 252 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Action Codes Sheet 40 of 55 Last Failure Code 0A300100 Description ILF_DEPOPULATE_DWD_TO_CACHE buffer stack entry zero or not page aligned 0A310100 ILF_DISTRIBUTE_CACHE_DWDS active handle count not as expected 01 0A320102 ILFSLOG_ENTRY page guard check failed Last failure parameter 0 contains the DWD address value Last failure parameter 1 contains the buffer address value 01 0A330100 ILF OUPUT ERROR MESSAGE KEEPER ARRAY full 01 0A340101 ILF OUTPUT ERROR no memory for message display Last failure parameter 0 contains the message address value 01 0A360100 Duplicate entry found in ILF_POPULATE_DWD_FROM_CACHE buffer stack 01 0A370100 0A380108 UJ BUFFS TO DWDS Duplicate entry found in rzLF REBIND CACHE buffer stack Next entry was partially loaded Last failure parameter O contains the next entry address Last failure parameter 1 contains the next entry record type Last failure parameter 2 contains the next entry time of day TOD flag Las
313. tware Troubleshooting Guide 187 Instance Codes Table 53 Instance Codes and Repair Action Codes Sheet 8 of 30 Repair Instance Action Code Description Template Code 025F2201 Memory diagnostics performed during controller initialization detected an excessive number of memory errors 512 pages or more on the primary cache memory Diagnostics have not declared the cache failed due to the isolated bad memory regions but this is a warning to replace the cache as soon as possible in case of further degradation The software performed the necessary error recovery as appropriate In this instance the Memory Address and Byte Count fields are undefined 02603A01 Applies to mirrored cache memory 14 3A 02613801 Memory diagnostics performed during controller 14 38 initialization detected that the DIMM in location 1 failed on the cache module In this instance the Byte Count field in undefined 02623801 Applies to location 2 02633801 Applies to location 3 02643801 Applies to location 4 02653C01 Memory diagnostics performed during controller 14 3C initialization detected that the DIMM in location 3 on the other controller s cache module on mirrored cache failed Mirroring is disabled In this instance the Byte Count field is undefined 02663C01 Memory diagnostics performed during controller 14 3c initialization detected that the DIMM in location 4 on the other controller s cache module on mirrored cache failed
314. ty to data you must issue the SET unit NOHOST REDUNDANT CLI command on the operational unit to cause the unit to enter into Failover mode Otherwise the controller not knowing that the other host mirrored redundant mirror failed performs a quick failure to the host rendering a once redundant volume inoperative HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 271 Alternative Controller Operations Setting SCSI Fairness Architecturally the SCSI bus is inherently unfair in the way it drives bus priority For subsystems with six shelves the bus priorities highest to lowest are set to 5 4 3 2 1 0 15 14 13 12 11 10 9 and 8 For subsystems with three shelves that employ a split shelf configuration where each shelf has a dual I O module the bus priorities are set to 5 4 3 2 1 0 and 8 As initiators for the disk device buses HSG60 and HSG80 array controllers are assigned a priority of 7 and 6 The remaining SCSI IDs are for disk devices located in the shelves On extremely busy subsystems performance on devices at ID 8 through 15 split shelves 1 0 8 can degrade significantly if the higher IDs are extremely busy If SCSI disk devices are SCSI 3 devices they adhere to an HP specification that dictates that they have a fairness algorithm that levels the device performance across a single SCSI bus Under test conditions where an equal I O load is applied to all targets on
315. u64 UNIX the host does not fail over to the backup controller in a timely manner after a unit becomes inoperative These instances usually involve non redundant storage on HSG80 array controllers that are configured as redundant storage by LSM through the host m In other instances array controllers do not discontinue attempts to perform T O to the unit This causes continuous resets on the failed device s bus HSG80 array controllers which are highly redundant endeavor to successfully complete read and write operations on host requests If you deploy redundancy by using host based mirroring capabilities with non redundant storage containers across multiple controllers the controller is unable to determine the higher level of redundancy provided for a specific unit If you use LSM with Tru64 UNIX for host mirroring and mirror units that are non redundant storage containers quicker error recovery of the array controller occurs allowing LSM to transfer the I O requests to the host mirrored storage units In examining unit error handling operations the following changes have been made to ACS V8 8 1 m Ifa device reports a hardware error the error is reported to the unit if it is related to the host I O If a second hardware error is reported by or against the same physical device the second hardware error is reported to the unit as an EO 06 and the m Redundant and normalized set is reduced and the bad device is ejected to the fa
316. ular data in the Host screen only The data is displayed for both host port 1 and host port 2 independently although the format is the same for both Use the CLEAR command to clear the host display link error counters Table 23 outlines the Known Hosts portion of the Fibre Channel Host Status display Table 23 Fibre Channel Host Status Display Known Host Connections Field Label Description Internal ID NAME Refer to the SHOW CONNECTIONS command in CLI reference guide BB Buffer to buffer credit FrSz Frame size ID ALPA Host ID P Port number 1 or 2 S Status N online F offline Table 24 and Table 25 on page 111 detail the remaining portions of the Fibre Channel Host Status display Table 24 includes the labels that report the status of ports 1 and 2 and Table 25 describes the link error counters Field Label Table 24 Fibre Channel Host Status Display Port Status Description Topology Fabric loop or offline Current Fabric loop down standby or offline Status Current Controller ID ID ALPA TACHYON Denotes the current state of the TACHYON or Fibre Channel control Status chip See the TACHYON chip status section on page 112 for more detail HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers Table 24 Fibre Channel Host Status Displa
317. ultiple bus failover event sense data response format table 140 05 failover event sense data response format table 142 11 nonvolatile parameter memory component event sense data response format table 145 12 backup battery failure event sense data response format table 147 13 subsystem built in self test failure event sense data response format table 149 14 memory system failure event sense data response format table 151 41 device services non transfer error event sense data response format table 153 51 disk transfer error event sense data response format table 155 90 data replication manager services error event sense data response format table 157 testing read capability disk 119 text symbols 15 timestamp for logging 73 transfer rate checking to host 92 translating event codes 70 troubleshooting 22 checklist 20 CLCP utility 129 Flashing OCP pattern displays and repair actions table 32 generating a new volume serial number with the CHVSN utility 133 guide 12 patching controller software with the CLCP utility 129 remedies for a problem 22 renaming the volume serial number with the CHYSN utility 133 replacing cache modules with FRUTIL 132 controllers with FRUTIL 132 ECBs with FRUTIL 132 See also CONFIG utility and HSUTIL utility solid OCP pattern displays and repair actions table 35 table 22 U unit performance data fields definitions using VTDPY cache screen 105 default screen
318. umber HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 75 Utilities and Exercisers FMU gt sho reservations all Unit DO is reserved exclusive access to host 0 MVQ621 AO Unit D1 is reserved exclusive access to host 1 MVQ621 A1 Unit D2 is reserved exclusive access to host 0 MVQ621 AO Unit D3 is reserved exclusive access to host 1 MVQ621 A1 Unit D4 is reserved exclusive access to host 0 MVQ621 AO Unit D5 is reserved exclusive access to host 1 MVQ621 A1 Unit D6 is reserved exclusive access to host 0 MVQ621 AO Unit D8 is reserved exclusive access to host 0 MVQ621 AO Unit D7 is reserved exclusive access to host 1 MVQ621 A1 FMU gt FMU gt sho reservations d0 Unit DO is reserved exclusive access to host 0 MVQ621_A0 FMU gt FMU gt sho reservations all Unit D14 is reserved exclusive access to host 0 MVQ621 A1 Unit D13 is reserved exclusive access to host 1 MVQ621 A2 Unit D12 is reserved exclusive access to host 1 MVQ621 A2 Unit D11 is reserved exclusive access to host 1 MVQ621 A2 Unit D10 is reserved exclusive access to host 6 MVQ622 A2 Unit D16 is reserved exclusive access to host 0 MVQ621 A1 FMU gt DOPPEL T sho d0 LUN Uses Used by DO DISK20000 LUN ID 6000 1FE1 0014 2F50 0009 1150 0156 006F NOIDENTIFIER Switches RUN NOWRITE PROTECT READ CACHE READAHEAD CACHE WRITEBACK CACHE MAX READ CACHED TRAN
319. umber of last failure parameters containing supplemental information supplied Restart Code Located at byte offset 104 bits 4 6 the Restart Code describes the actions taken to restart the controller after the unrecoverable condition was detected See Table 55 for available Restart Codes Table 55 Controller Restart Codes Restart Code Description 0 Full software restart No restart 2 Automatic hardware restart HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 213 Last Failure Codes Hardware and software flag The hardware and software HW flag is located at byte offset 104 bit 7 If this flag is a 1 the unrecoverable condition is due to a hardware detected fault If this flag is a 0 the unrecoverable condition is due to an inconsistency with the software or a requested restart or shutdown of the controller Repair Action Code The Repair Action Code at byte offset 105 indicates the recommended Repair Action Code assigned to the failure This value is used during symptom directed diagnosis procedures to determine what notification and recovery action to take For details about recommended Repair Action Codes see Table 49 on page 167 Error Number The Error Number is located at byte offset 106 Combining this number with the Component ID field value uniquely identifies the reported failure Component ID Code The Component ID Code is located at byte offset 107 Th
320. ume shadowing HIPPI FC Fibre Channel over HIPPI host The primary or controlling computer to which a storage subsystem is attached host adapter A device that connects a host system to a SCSI bus The host adapter usually performs the lowest layers of the SCSI protocol This function may be logically and physically integrated into the host system host compatibility mode A setting used by the controller to provide optimal controller performance with specific operating systems This improves the controller performance and compatibility with the specified operating system HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 285 Glossary hot disks A disk containing multiple hot spots Hot disks occur after the workload is poorly distributed across storage devices preventing optimum subsystem performance See also hot spots hot spots A portion of a disk drive frequently accessed by the host Because the data being accessed is concentrated in one area rather than spread across an array of disks providing parallel access I O performance is significantly reduced See also hot disks hot pluggable A replacement method that allows normal I O activity on a device bus to remain active during device removal and insertion The device being removed or inserted is the only device that cannot perform operations during this process See also pluggable HP StorageWorks A family of modular data stor
321. un 0 NOI Host Connection Table is NOT loc Smart Error Eject Disabled Host PORT 1 Reported PORT ID 5000 1FE1 0001 PORT 1 TOPOLOGY FABRIC fabrid Address 151100 Host PORT 2 Reported PORT ID 5000 1FE1 0001 PORT 2 TOPOLOGY FABRIC fabrid Address 151300 NOREMOTE COPY Cache 256 megabyte write cache version Cache is GOOD No unflushed data in cache CACHE FLUSH TIMER DEFAULT 10 s Mirrored Cache 256 megabyte write cache version Cache is GOOD No unflushed data in cache Battery NOUPS FULLY CHARGED Expires 16 MAY 2007 Extended information Terminal speed 9600 baud eight H Operation control 00000000 Secu Configuration backup disabled Unit Default access enabled SCSI Fairness Disabled Vendor ID DEC kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkx Other controller information in full SHOW OTHER FULL kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk Controller HSG80 ZG12345678 Software V8 8S 1 Hardware 0000 NODE_ID 5000 1FE1 0001 E200 ALLOCATION_CLASS 0 SCSI_VERSION SCSI 3 Configured for MULTIBUS FAILOVER with ZG95114377 In dual redundant configuration Device Port SCSI address 7 Time 05 JUN 2004 12 00 26 Command Console LUN is lun 0 NOIDENTIFIER Host Connection Table is NOT locked Smart Error Eject Disabled Host PORT 1 Reported PORT ID 5000 1FE1 0001 E203 PORT 1 TOPOLOGY FABRIC fabric up Address 151000 Host PORT 2 Reported PORT ID 5000 1FE1 00
322. upport for directions to obtain the appropriate EMU microcode and installation guide 130 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Utilities and Exercisers CLONE utility Use the CLONE utility to duplicate the data on any unpartitioned single disk unit stripeset mirrorset or striped mirrorset Back up the cloned data while the actual storageset remains online After the cloning operation is done back up the clones rather than the storageset or single disk unit which can continue to service the I O load After cloning a mirrorset the CLONE utility does not need to create a temporary mirrorset Instead the CLONE utility adds a temporary member to the mirrorset and copies the data onto this new member The CLONE utility creates a temporary two member mirrorset for each member in a single disk unit or stripeset Each temporary mirrorset contains one disk drive from the unit being cloned and one disk drive onto which the CLONE utility copies the data During the copy operation the unit remains online and active so the clones contain the most up to date data After the CLONE utility copies the data from the members to the clones the CLONE utility restores the unit to the original configuration and creates a clone unit for backup purposes HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 131 Utilities and Exercisers Field Replacement Utility FRUTIL
323. ure parameter 0 contains the ASSUME instance address Last failure parameter 1 contains NV_INDEX value 120A0103 WARP expand point value does not match blocks 01 Last failure parameter 0 contains the WARP address Last failure parameter 1 contains the WARP expand point value Last failure parameter 2 contains the WARP blocks value 120B2380 Forced restart of the controller upon a cache battery failure This is done 23 only under conditions that require the restart for error recovery 120C0101 Found invalid UPS Descriptor state 01 Last failure parameter 0 contains UPS Descriptor state 120D0100 Initialization code was unable to allocate enough memory to set up the 01 send data descriptors for local buffer transfers 120E0310 An image upgrade that updated the cache metadata version failed 03 because the cache module hardware for non volatile metadata contained therein was bad Either this controller cache hardware failed or for the case of mirrored cache the other controller cache hardware or the cache metadata was in an Invalid state Restart this controller with the pre upgrade image and issue the SHOW THIS_CONTROLLER CLI command to determine whether the hardware failed or the metadata was in the Invalid Cache state Fix the condition and verify that it is fixed before restarting the upgrade procedure from the beginning 120F0310 An image upgrade that updated the
324. ures 01 09640101 Work that was not FLM work was found on the FLM queue Bad format is 01 detected or the formatted string overflows the output buffer Last failure parameter 0 contains the work found 09650101 Work that was not FLM work was found on the FLM queue 01 Last failure parameter 0 contains the structure found 096 0101 Local FLM detected an invalid facility to act upon 01 Last failure parameter O contains the facility found 09680101 Remote FLM detected an error and requested the local controller to 01 restart Last failure parameter 0 contains the reason for the request 09C80101 Remote FLM detected an invalid facility to act upon 01 Last failure parameter 0 contains the facility found 250 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Table 56 Last Failure Codes and Repair Action Codes Sheet 38 of 55 Last Failure Code Description Last Failure Codes 09C90101 Remote FLM detected an invalid work type 09CA0101 Last failure parameter 0 contains the work type found O9CBOO12 Remote FLM detected that the other controller has a facility lock 00 manager at an incompatible revision level with this controller Last failure parameter 0 contains the this controller FLM r
325. us loop rather than restarting the controller repeatedly Use the following steps to run the controller diagnostic test 1 Connect a terminal to the controller maintenance port 2 Start the self test with one of the following commands SELFTEST THIS_CONTROLLER SELFTEST OTHER_CONTROLLI s R Note The self test runs until it detects an error or until you press the Reset button If the self test detects an error the self test saves information about the error and produces an OCP LED code fora daemon hard error Restart the controller to write the error information to the host error log then check the host error log forabuilt in self test failure event report This report contains an Instance Code located at offset 32 through 35 that can be used to determine the cause of the error See the Translating event codes section that starts on page 70 for help translating Instance Codes HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Al Troubleshooting Information ECB charging diagnostics After restarting the controller the diagnostic routines automatically check the charge of each ECB battery If the battery is fully charged the controller reports the battery as good and rechecks the battery every 24 hours If the battery is charging the controller rechecks the battery every 4 minutes A battery is reported as being either above or below 50 percent
326. value 04050100 The Fault Manager could not allocate memory for its EIP buffers 01 040A0100 The caller of FHSCANCEL SCSI DE NOTIFICATION passed an 01 address of a deferred error notification routine that does not match the address of any routines for which deferred error notification is enabled O40E0100 FMSENABLE DE NOTIFICATION was called to enable deferred error 01 notification but the specified routine was already enabled to receive deferred error notification 040F0102 The EIP gt GENERIC MSCP1 FLGS field of the EIP passed to 01 FMSREPORT EVENT contains an invalid flag Last failure parameter 0 contains the Instance Code value Last failure parameter 1 contains the value supplied in the EIP gt GENERIC MSCP1 FLGS field 04100101 Unexpected template type found during FMU DISPLAY ERRLOG 01 processing Last failure parameter 0 contains the unexpected template value 04110101 Unexpected Instance Code found during FMU MEMERR REPORT 01 processing Last failure parameter 0 contains the unexpected Instance Code value 04120101 cnrB spD rao call failed 01 Last failure parameter 0 contains the failure status code value 246 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide Last Failure Codes Table 56 Last Failure Codes and Repair Ac
327. vent counters EXIT Terminate program same as QUIT INTERVAL seconds Change update interval HELP Display this help message REFRESH Refresh the current display QUIT Terminate program same as UPDATE Update Screen Display EXIT Figure 15 VTDPY commands and shortcuts generated from the HELP command HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 91 Utilities and Exercisers VTDPY screens VTDPY displays storage subsystem information by using the following display Screens Display Default screen Controller Status screen Cache Performance screen Device Performance screen Host Ports Statistics screen Resource Statistics screen Remote Status screen Display any of the screens by entering DISPLAY at the VTDPY prompt followed by the screen name For example enter the following command at the VTDPY prompt DISPLAY CACHE Each screen is shown in the following sections Screen interpretations are presented following the various screens Display Default screen The Display Default screen shown in Figure 16 on page 93 the display for ACS V8 8 xP differs slightly consists of the following sections and subsections 92 Screen header which includes Controller ID data Subsystem performance Controller uptime Controller and processor utilization Host port 1 and 2 packet data brief Full unit performance HSG60 and HSG80 A
328. w the Repair Actions contained therein 37 The Memory System Failure translator could not determine the failure cause Follow Repair Action 01 38 Replace the indicated cache memory DIMM HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 169 ASC ASCQ Repair Action and Component Identifier Codes Table 49 Recommended Repair Action Codes Sheet 4 of 8 170 Code 39 3A 3C 3D 3E 3F AO 41 43 44 45 50 Description Check that the cache memory DIMMs are properly configured This error applies to the mirrored cache for this controller Since the mirrored cache is physically located on the other controller cache module replace the other controller cache module or the appropriate memory DIMMs on the other controller cache module This error applies to this controller mirrored cache Since the mirrored cache is physically located on the other controller cache module replace the indicated cache memory DIMM on the other controller cache module Either the primary cache or the mirrored cache has inconsistent data Check for the following conditions to determine appropriate means to restore mirrored copies l1 If the mirrored cache is reported as inconsistent and a previous FRUT L warmswap of the mirrored cache module was unsuccessful retry the procedure through the FRUTIL by removing the module and re inserting the same or a new module 2
329. xOe Data is good device retried OxOf Device reported media error 0x10 From device sense data Ox11 Device reported media error Ox12 Device reported write protect Ox13 Disk reported ILI FM or EOM 0x14 Device reported 0x15 See sense data for error 0x16 LUN responded that it was not ready Ox17 No response from targets 0x18 Retry requested by ER thread 0x19 Init only DWD which initiated reset 0x20 Deferred error for tape DWD 0x21 Data is good recommend revector 0x22 Data is good recommend re write 0x23 Request sense failed for command 0x24 Request sense failed for command 0x25 Media may have changed 0x26 A drive reported forced error The followin g codes are disk specific and are never seen by VA 0x27 An unexpected SCSI status byte was returned in response to a CDI SCSI command 0x28 A CDI MSJ OUT byte was unexpectedly rejected by the device 0x29 A severe error occurred for a CDI SCSI command HSG60 and HSG80 Array Contro ller and Array Controller Software Troubleshooting Guide 55 Troubleshooting Information Table 11 explains the Error Codes EC Table 11 EC Codes Code Description 0 Spin failed on drive 1 Pub device type does not match NVMEM 2 Unknown device type 3 Block s
330. y Port Status Continued Field Label Description Queue Shows the instantaneous number of commands at the controller Depth port Busy QFull Represents the total number of QFull Busy responses sent by the Rsp port Table 25 Fibre Channel Host Status Display Link Error Counters Field Label Description Link Downs Refers to the total number of link down and up transitions Soft Inits Number of loop initializations caused by this port Hard Inits Indicate the number of TACHYON chip resets Loss of Show the number of times the Frame Manager detected a Signals low to high transition on the 1nk_unuse signal Bad Rx Represents the number of times the 8B 10B decode detected an Chars invalid 10 bit code FC PH denotes this value as Invalid Transmission Word during frame reception This field may be non zero after initialization After initialization the host should read this value to determine the correct starting value for this error count Loss of Denotes the number of times the loss of sync is greater than Syncs RT_TOV Link Fails Indicates the number of times the Frame Manager detected a NOS or other initialization protocol failure that caused a transition to the Link Failure state Received Refers to the number of frames containing an EOFa delimiter that EOFa the TACHYON chip has received Generated Reveals the number of problem frames that the TACHYON chip has EOFa rece
331. y use compatible hardware Controller previously set for failover Failed controller Ensure that neither controller is configured for failover If the previous remedies fail to resolve the problem check for OCP LED codes Use the SET NOFATLOVER command on both controllers then reset this controller for failover Follow repair action by using Table 5 on page 32 or Table 6 on page 35 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 23 Troubleshooting Information Table 4 Troubleshooting Guidelines Sheet 3 of 9 Symptom Possible Cause Node ID is all zeros Investigation SHOW THIS to see if node ID is all zeros Remedy Set node ID by using the node ID bar code that is located on the frame in which the controller sits Refer to SET THIS CONTROLLER NODE IDin the controller CLI reference guide Also be sure to copy in the right direction If cabled to the new controller use SET FAILOVER COPY OTHER CONTROLLER f cabled to the old controller use this controller reports DIMM 1 or 2 failed in Cache A or B DIMM in this controller cache module and ensure that DIMMs are installed properly SET FAILOVER COPY THIS CONTROLLER Nonmirrored cache Improperly installed Remove cache module Reseat DIMM controller reports DIMM and ensure that the failed DIMM
332. yte value displayed in most text error messages and issued by the controller after a subsystem error occurs The Instance Code indicates during software processing that the error was detected interface A set of protocols used between components such as cables connectors and signal levels IPI Intelligent peripheral interface An ANSI standard for controlling peripheral devices by a host computer IPI 3 Disk Intelligent peripheral interface level 3 for disk IPI 3 Tape Intelligent peripheral interface level 3 for tape JBOD Just a bunch of disks A term used to describe a group of single device logical units not configured into any other container type kernel The most privileged processor access mode L_port A node or fabric port capable of performing arbitrated loop functions and protocols NL_ports and FL_ports are loop capable ports LBN Logical Block Number A volume relative address of a block on a mass storage device The blocks that form the volume are labeled sequentially starting with LBN 0 LED Light emitting diode HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide 287 Glossary link A physical connection between two Fibre Channel ports local connection A connection to the subsystem by way of the controller serial maintenance port to a maintenance terminal or the host terminal A local connection enables you to connect to one subsystem controller to perform main

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