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Sun Netra T5440 Server Administration Guide

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1. Logical Domains Software Requirements The following software is required or suggested for Logical Domains on the Sun Netra T5440 server 72 Sun Netra T5440 Server Administration Guide April 2010 m Required Logical Domains Manager 1 0 3 or above software m Suggested Solaris Security Toolkit 4 2 software Refer to the Solaris Security Toolkit 4 2 Administration Guide and Solaris Security Toolkit 4 2 Reference Manual for more information Note During the boot process domains that use virtual boot devices must wait for their service domains to come online first This can prolong the boot process Chapter 4 Logical Domains Software 73 74 Sun Netra T5440 Server Administration Guide April 2010 APPENDIX A Watchdog Timer Application Mode This appendix gives information on the watchdog timer application mode on the server It provides the following sections to help you understand how to configure and use the watchdog timer m Watchdog Timer Application Mode on page 75 m Watchdog Timer Limitations on page 76 m Using the ntwdt Driver on page 77 m Understanding the User API on page 78 m Using the Watchdog Timer on page 78 m Watchdog Timer Error Messages on page 81 Note Once the application watchdog timer is in use you must reboot the Solaris OS in order to return to the default nonprogrammable watchdog timer and default LED behavior no Alarm3 Watchdog Timer A
2. Color Behavior Definition Description Slow blink 1 Hz repeating This indicator signals new fault conditions Service is sequence equal required intervals On and Example the Service Required LED Off Steady on Steady state The amber indicator stays on until the service action is completed and the system returns to normal function Green Off Steady state Standby blink Repeating The system is running at a minimum level and is ready sequence to be quickly revived to full function consisting of a Example the System Activity LED brief 0 1 sec on flash followed by a long off period 2 9 sec Steady on Steady state Status normal System or component functioning with no service actions required Slow blink A transitory temporary event is taking place for which direct proportional feedback is not needed or is not feasible Bezel Server Status Indicators FIGURE 2 1 shows the location of the bezel indicators and TABLE 2 3 provides information about the server status indicators Chapter 2 Managing RAS Features and System Firmware 33 FIGURE 2 1 Location of the Bezel Server Status and Alarm Status Indicators Figure Legend cari GB MAJOR MINOR USER o 1 Locator LED and Button 2 Fault LED 3 Activity LED 4 Power OK LED on o i User amber Alarm Status Indicator Minor amber Alarm Status Indicator Major red Alarm Status Indicator Critical red Alarm St
3. See Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks on page 54 Chapter 3 Managing Disk Volumes 63 64 2 Determine the name of the RAID volume type raidctl RAID Volume RAID RAID Disk Volume Type Status Disk Status c0t0d0 TM OK c0t0d0 OK c0t1g0 OK In this example the RAID volume is c0t1d0 Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed 3 To delete the volume type the following command raidctl d mirrored volume For example raidctl d c0t0d0 RAID Volume c0t0d0 deleted In the event that the RAID volume is an IS volume the deletion of the RAID volume is interactive for example 8 raidctl d c0t0d0 Deleting volume c0t0d0 will destroy all data it contains proceed yes no yes Volume c0t0d0 deleted The deletion of an IS volume results in the loss of all data that it contains As an alternative you can use the option to force the deletion if you are sure that you no longer need the IS volume or the data it contains For example raidctl f d c0t0d0 Volume c0t0d0 deleted Sun Netra T5440 Server Administration Guide April 2010 4 To confirm that you have deleted the RAID array type the following command For example raidctl No RAID volumes found For more information
4. Unconfiguring and Reconfiguring Devices on page 45 m To Reconfigure a Device Manually on page 47 a Obtaining Automatic System Recovery Information on page 45 Enabling and Disabling Automatic System Recovery The automatic system recovery ASR feature is not activated until you enable it Enabling ASR requires changing configuration variables in ILOM as well as in OpenBoot firmware Chapter 2 Managing RAS Features and System Firmware 43 V To Enable Automatic System Recovery 1 At the gt prompt type gt set HOST diag mode normal gt set HOST diag level max gt set HOST diag trigger power on reset 2 At the ok prompt type ok setenv auto boot true ok setenv auto boot on error true Note For more information about OpenBoot configuration variables refer to the service manual for your server 3 To cause the parameter changes to take effect type ok reset all The system permanently stores the parameter changes and boots automatically when the OpenBoot configuration variable auto boot is set to true its default value Note To store parameter changes you can also power cycle the system using the front panel Power button W To Disable Automatic System Recovery 1 At the ok prompt type ok setenv auto boot on error false 2 To cause the parameter changes to take effect type ok reset all The system permanently stores the parameter chan
5. Use the ILOM service processor reset SYS command or start SYS and stop SYS commands to reset the server Reaching the ok prompt by performing a manual system reset or by power cycling the system always first attempts a graceful shutdown If a graceful shutdown is not possible a forced shutdown is performed A forced shutdown results in the loss of all system coherence and state information A forced system reset could corrupt the server s file systems although the sck command usually restores them Caution Accessing the ok prompt suspends the Solaris OS You cannot return to the Solaris OS without rebooting the OS for example with the boot command Graceful Reset of the Control Domain With ILOM reset Command Use the ILOM reset command to gracefully reset the control domain and obtain the ok prompt If a graceful shutdown is not possible a forced shutdown is performed To use this method to obtain the ok prompt you must first set the control domain auto boot option to false To Obtain the ok Prompt 1 Decide which method you need to use to reach the ok prompt See OpenBoot ok Prompt on page 22 for details 2 Follow the appropriate instructions in the following table The following table describes ways of accessing the ok prompt What to Do Graceful shutdown of the From a shell or command tool window issue an appropriate command for Solaris OS example the shutdown or init command as describe
6. 4 other Specify disk type enter its number 3 0 c0t2d0 configured with capacity of 68 23GB lt LSILOGIC LogicalVolume 3000 cyl 69866 alt 2 hd 16 sec 128 gt selecting c0t2d0 disk formatted 4 Use the partition command to partition or slice the volume according to your desired configuration See the format 1M man page for additional details 62 Sun Netra T5440 Server Administration Guide April 2010 5 Write the new label to the disk using the label command format gt label Ready to label disk continue yes 6 Verify that the new label has been written by printing the disk list using the disk command format gt disk AVAILABLE DISK SELECTIONS 0 c0t0d0 lt SUN72G cyl 14084 alt 2 hd 24 sec 424 gt pci 0 pci 0 pci 2 scsi 0 sd 0 0 1 c0t1d0 lt SUN72G cyl 14084 alt 2 hd 24 sec 424 gt pci 0 pci 0 pci 2 scsi 0 sd 1 0 2 c0t2d0 lt LSILOGIC LogicalVolume 3000 cyl 69866 alt 2 hd 16 sec 128 gt pci 0 pci 0 pci 2 scsi 0 sd 2 0 Specify disk enter its number 2 Note that c0t2d0 now has a type indicating it is an LSILOGIC LogicalVolume 7 Exit the format utility The volume can now be used in the Solaris OS Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed W To Delete a Hardware RAID Volume 1 Verify which hard drive corresponds with which logical device name and physical device name
7. critical major minor user n printf state on off n n exit 0 int main int argc char argv uint32_t alarm type alarm state if arga lt 4 3 help argv 0 1 strncmp argv 2 critical 1 0 alarm_type TSALARM CRITICAL else if strncmp argv 2 major 2 0 alarm_type TSALARM MAJOR else if strncmp argv 2 minor 2 0 alarm_type TSALARM MINOR else if strncmp argv 2 user 1 0 alarm_type TSALARM USER else help argv 0 if strnemp argv 1 get 1 O tsalarm_get alarm_type amp alarm_state printf alarm d tstate d n alarm_type alarm state else if strncmp argv l set 1 O 1 strncmp argv 3 on 2 0 alarm_state TSALARM STATE ON else if strncmp argv 3 off 2 0 alarm state TSALARM STATE OFF else help argv 0 tsalarm set alarm type alarm state else 84 Sun Netra T5440 Server Administration Guide April 2010 help argv 0 return 0 Appendix B Alarm Library 1ibtsalarm 85 86 Sun Netra T5440 Server Administration Guide April 2010 APPENDIX C OpenBoot Configuration Variables TABLE C 1 describes the OpenBoot firmware configuration variables stored in non volatile memory on the system The OpenBoot configuration variables are printed here in the order in which they appear when you issue the following command gt show o table level all
8. You can safely ignore these messages 2 Select the disk name that represents the RAID volume that you have configured In this example c0t2 0 is the logical name of the volume format Searching for disks done AVAILABLE DISK SELECTIONS 0 c0t0d0 lt SUN72G cyl 14084 alt 2 hd 24 sec 424 gt pci 0 pci 0 pci 2 scsi 0 sd 0 0 1 c0t1d0 lt SUN72G cyl 14084 alt 2 hd 24 sec 424 gt pci 0 pci 0 pci 2 scsi 0 sd 1 0 2 c0t2d0 lt SUN72G cyl 14084 alt 2 hd 24 sec 424 gt pci 0 pci 0 pci 2 scsi 0 sd 2 0 Chapter 3 Managing Disk Volumes 61 Specify disk enter its number 2 selecting c0t2d0 disk formatted FORMAT MENU disk select a disk type select define a disk type partition select define a partition table current describe the current disk format format and analyze the disk fdisk run the fdisk program repair repair a defective sector label write label to the disk analyze surface analysis defect defect list management backup search for backup labels verify read and display labels save save new disk partition definitions inquiry show vendor product and revision volname set 8 character volume name lt cmd gt execute lt cmd gt then return quit 3 Type the type command at the format gt prompt then select 0 zero to auto configure the volume For example format gt type AVAILABLE DRIVE TYPES 0 Auto configure 1 DEFAULT 2 SUN72G 3 SUN72G
9. see the raidct1 1M man page VW To Perform a Mirrored Disk Hot Plug Operation 1 Verify which hard drive corresponds with which logical device name and physical device name See Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks on page 54 2 To confirm a failed disk type the following command raidctl If the Disk Status is FAILED then the drive can be removed and a new drive inserted Upon insertion the new disk should be OK and the volume should be RESYNCING For example raidctl RAID Volume RAID RAID Disk Volume Type Status Disk Status c0t1da0 IM DEGRADED c0t1da0 OK c0t2d0 FAILED This example indicates that the disk mirror has degraded due to a failure in disk c0t2d0 Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed Chapter3 Managing Disk Volumes 65 3 Remove the hard drive as described in your Sun Netra T5440 Server Service Manual There is no need to issue a software command to bring the drive offline when the drive has failed 4 Install a new hard drive as described in your Sun Netra T5440 Server Service Manual The RAID utility automatically restores the data to the disk 5 To check the status of a RAID rebuild type the following command raidctl For example raidctl RAID Volume RAID RAID Disk
10. void amp timeout void amp dogctl sleep 5 return 0 DOGPAT NULL Watchdog Timer Error Messages TABLE A 1 describes watchdog timer error messages that might be displayed and Appendix A Watchdog Timer Application Mode 81 82 what they mean TABLE A 1 Watchdog Timer Error Messages Error Message EAGAIN EFAULT EINVAL EINTR ENXIO Meaning An attempt was made to open more than one instance of open on dev ntwdt A bad user space address was specified A nonexistent control command was requested or invalid parameters were supplied A thread awaiting a component state change was interrupted The driver is not installed in the system Sun Netra T5440 Server Administration Guide April 2010 APPENDIX B Alarm Library libtsalarm The libtsalarm library program allows you to get or set the status of the alarms with the tsalarm get and tsalarm_set functions For more details on the alarm indicators see Alarm Status Indicators on page 35 The following is an example of an application using the 1ibtsalarm library 83 EXAMPLEB 1 Application Using the 1ibtsalarm Library Continued include lt stdio h gt include lt stdlib h gt include lt string h gt include lt sys types h gt include lt tsalarm h gt void help char name printf Syntax s get lt type gt set lt type gt lt state gt n n name printf type
11. 37 Interpreting System LEDs The behavior of LEDs on the Sun Netra T5440 server conform to the American National Standards Institute ANSI Status Indicator Standard SIS These standard LED behaviors are described in TABLE 2 1 TABLE 2 1 Standard LED Behaviors and Values LED Behavior Meaning Off The condition represented by the color is not true Steady on The condition represented by the color is true Standby blink The system is functioning at a minimal level and ready to resume full function Slow blink Transitory activity or new activity represented by the color is taking place Fast blink Attention is required Feedback flash Activity is taking place commensurate with the flash rate such as disk drive activity The system LEDs have assigned meanings described in TABLE 2 2 TABLE 2 2 System LED Behaviors With Assigned Meanings Color Behavior Definition Description White Off Steady state Fast blink 4 Hz repeating This indicator helps you to locate a particular sequence equal enclosure board or subsystem intervals On and Example the Locator LED Off Blue Off Steady state Steady on Steady state If blue is on a service action can be performed on the applicable component with no adverse consequences Example the OK to Remove LED Yellow amber Off Steady state 32 Sun Netra T5440 Server Administration Guide April 2010 TABLE 2 2 System LED Behaviors With Assigned Meanings Continued Continued
12. Domain Role Description Control domain Domain in which the Logical Domains Manager runs enabling you to create and manage other logical domains and allocate virtual resources to other domains There can be only one control domain per server The initial domain created when installing Logical Domains software is a control domain and is named primary Service domain Domain that provides virtual device services to other domains such as a virtual switch a virtual console concentrator and a virtual disk server 1 0 domain Domain that has direct ownership of and direct access to physical I O devices such as a network card in a PCI Express controller Shares the devices to other domains in the form of virtual devices You can have a maximum of two I O domains one of which also must be the control domain Guest domain Domain that is managed by the control domain and uses services from the I O and service domains Logical Domain Configurations The current configuration of a logical domain can be stored on the service processor SP Using Logical Domains Manager CLI commands you can add a configuration specify a configuration to be used and list the configurations on the service processor You can also use the ILOM set HOST bootmode config configfile command to specify an LDoms boot configuration For further information about HOST bootmode refer to the Integrated Lights Out Management 2 0 Supplement for the Sun Netra T5440 Server
13. SYS TABLE C 1 OpenBoot Configuration Variables Stored on the System Configuration Card Variable Possible Values Default Value Description ttya rts dtr off true false false If true operating system does not assert rts request to send and dtr data transfer ready on serial management port ttya ignore cd true false true If true operating system ignores carrier detect on serial management port keyboard layout reboot command security mode none command none Firmware security level full security password variable name none Firmware security password if security mode is not none never displayed Do not set this directly security badlogins variable name none Number of incorrect security password attempts verbosity min max min Sets verbosity mode pci mem64 true false false 87 TABLE C 1 OpenBoot Configuration Variables Stored on the System Configuration Card Continued Variable Possible Values Default Value Description diag switch true false false If true OpenBoot verbosity is set to maximum If false OpenBoot verbosity is set to minimum local mac address true false true If true network drivers use their own MAC address not the server MAC address fcode debug true false false If true include name fields for plug in device FCodes scsi initiator id 0 15 7 SCSI ID of the Serial Attached SCSI controller oem logo No default oem logo true false false If true use custom OEM logo otherw
14. Sun Netra T5440 Server Administration Guide April 2010 Certain OpenBoot configuration variables control where system console input is taken from and where its output is directed The table below shows how to set these variables in order to use either the serial management and network management ports or a local graphics monitor as the system console connection TABLE 1 2 OpenBoot Configuration Variables That Affect the System Console Setting for Sending System Console Output to OpenBoot Configuration Variable Name Serial and Local Graphics Monitor USB Keyboard Network Management Ports and Mouse output device virtual console screen input device virtual console keyboard Note POST output will still be directed to the serial management port as POST has no mechanism to direct its output to a graphics monitor The serial management port does not function as a standard serial connection If you want to connect a conventional serial device such as a printer to the system you must connect it to ttya not to the serial management port The gt prompt and POST messages are only available through the serial management port and network management port The ILOM service processor start SP console command is ineffective when the system console is redirected to a local graphics monitor In addition to the OpenBoot configuration variables described in TABLE 1 2 there are other variables that affect and determine system behavi
15. domains The software comprises LDoms enabling code in the Solaris 10 5 08 OS and the Logical Domains Manager which is the command line interface This chapter includes the following topics m About Logical Domains Software on page 71 m Logical Domain Configurations on page 72 m Logical Domains Software Requirements on page 72 About Logical Domains Software Logical Domains software enables you to allocate the system resources of your server such as a boot environment CPUs memory and I O devices into logical domains By using a logical domains environment you can increase resource usage improve scaling and gain greater control of security and isolation LDoms software enables you to create and manage as many as 128 logical domains depending on the hardware configuration of the server on which the Logical Domains Manager has been installed You can virtualize resources and define network storage and other I O devices as services that can be shared between domains 71 A logical domain is a discrete logical grouping with its own operating systems resources and identity within a single computer system Applications software can run in logical domains Each logical domain can be created destroyed reconfigured and rebooted independently without requiring a power cycle of the server There are several roles that logical domains can perform as shown in the following table TABLE 4 1 Logical Domain Roles
16. file Use 1s a to list all files You have mail su Password Read Chapter 6 in the User s Guide These are called class options You must be superuser to do this To delete a file type rm filename Note Characters display differently depending on browser settings If characters do not display correctly change the character encoding in your browser to Unicode UTF 8 Preface xi Related Documentation The following table lists the documentation for this product The online documentation is available at http docs sun com app docs prod server nebs Application Title Part Number Format Location Planning Sun Netra T5440 Server Site Planning Guide 820 4441 PDF Online Installation Sun Netra T5440 Server Installation Guide 820 4442 PDE HTML Online Administration Sun Netra T5440 Server Administration Guide 820 4443 PDF HTML Online ILOM Reference Oracle Integrated Lights Out Manager ILOM 2 0 820 4444 PDE HTML Online Supplement for the Sun Netra T5440 Server ILOM Reference Oracle Integrated Lights Out Manager ILOM 3 0 820 6891 PDE HTML Online Supplement for the Sun Netra T5440 Server Issues amp Updates Sun Netra T5440 Server Service Manual 820 4445 PDE HTML Online Service Sun Netra T5440 Server Safety and Compliance 820 4446 PDE HTML Online Guide Compliance Sun Netra T5440 Server Product Notes 816 4447 PDF HTML Online Overview Sun Netra T5440 Server Getting Started Guide 820 3016 Printed Ship
17. firmware will automatically boot the operating system after each reset The default setting for Sun Netra platforms is true Normally if a system fails power on diagnostics auto boot is ignored and the system does not boot unless an operator boots the system manually An automatic boot is generally not acceptable for booting a system in a degraded state Therefore the server OpenBoot firmware provides a second setting auto boot on error This setting controls whether the system will attempt a degraded boot when a subsystem failure is detected Both the auto boot and auto boot on error switches must be set to true to enable an automatic degraded boot To set the switches type ok setenv auto boot true ok setenv auto boot on error true Note The default setting for auto boot on error is false The system will not attempt a degraded boot unless you change this setting to true In addition the system will not attempt a degraded boot in response to any fatal nonrecoverable error even if degraded booting is enabled For examples of fatal nonrecoverable errors see Error Handling Summary on page 41 Error Handling Summary Error handling during the power on sequence falls into one of the following three cases a If no errors are detected by POST or OpenBoot firmware the system attempts to boot if auto boot is true m If only nonfatal errors are detected by POST or OpenBoot firmware the system attempts to boot if auto
18. kit PDE Online xii Sun Netra T5440 Server Administration Guide April 2010 Documentation Support and Training TABLE P 1 Sun Function URL Documentation http docs sun com Support http www sun com support Training http www sun com training Documentation Feedback Submit comments about this document by clicking the Feedback link at http docs sun com Please include the title and part number of your document with your feedback Sun Netra T5440 Server Administration Guide part number 820 4443 11 Preface xiii xiv Sun Netra T5440 Server Administration Guide April 2010 CHAPTER 1 Configuring the System Console This chapter explains what the system console is describes the different ways of configuring it on Oracle s Sun Netra T5440 server and helps you understand the relationship between the system console and the service processor This chapter contains the following sections a Communicating With the System on page 1 m Accessing the Service Processor on page 7 m Switching Between the Service Processor and the System Console on page 18 m ILOM gt Prompt on page 20 m OpenBoot ok Prompt on page 22 m System Console OpenBoot Configuration Variable Settings on page 26 Note For information about changing the hardware configuration of your server or about running diagnostics see the Sun Netra T5440 Server Service Manual Communic
19. ntwdt driver 77 O ok prompt about 22 accessing with Break key 24 accessing with graceful system shutdown 23 accessing with ILOM set HOST break_action break command 24 accessing with ILOM set HOST send_break_action break command 23 accessing with manual system reset 23 25 suspension of Solaris operating system 25 ways to access 23 OK to Remove disk drive LED 68 69 OpenBoot commands probe ide 24 probe scsi all 24 reset all 17 setenv 17 OpenBoot configuration variables auto boot 22 41 described table 87 input device 17 27 output device 17 27 system console settings 26 OpenBoot emergency procedures performing 38 USB keyboard commands 38 OpenBoot firmware scenarios for control 22 output device OpenBoot configuration variable 17 27 P parity 16 patch panel terminal server connection 11 PCI graphics card configuring to access system console 16 connecting graphics monitor to 17 frame buffers 16 physical device name disk drive 54 probe ide OpenBoot command 24 probe scsi all OpenBoot command 24 R RAID redundant array of independent disks ix 51 RAID 0 striping 52 RAID 1 mirroring 53 raidctl Solaris command 55 to 66 rear panel LEDs 5 relay state normally closed NC 37 normally open NO 37 reset manual system 25 26 scenarios 42 reset SYS ILOM command 25 reset all OpenBoot command 17 run levels explained 22 ok prompt and 22 S SER MGT See s
20. of each physical disk Each member disk might be OK indicating that it is online and functioning properly or it might be FAILED MISSING or otherwise OFFLINE indicating that the disk has hardware or configuration issues that need to be addressed For example an IM with a secondary disk that has been removed from the chassis appears as raidctl RAID Volume RAID Volume Type Status c0t0d0 IM DEGRADED RAID Disk c0t0d0 c0t1d0 OK MISSING See the raidct1 1M man page for additional details regarding volume and disk status Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed Sun Netra T5440 Server Administration Guide April 2010 2 Type the following command raidctl c primary secondary The creation of the RAID volume is interactive by default For example raidctl c c0t0d0 c0t1d0 Creating RAID volume c0t0d0 will destroy all data on member disks proceed yes no yes Volume c0t0d0 created As an alternative you can use the f option to force the creation if you are sure of the member disks and sure that the data on both member disks can be lost For example 8 raidctl f c c0t0d0 c0t1 0 Volume c0t0d0 created When you create a RAID mirror the secondary drive in this case c0t1 0 disappears from the Solaris device tree Chapter 3 Managing
21. sequence By default the escape sequence is Pound Period For more information about communicating with the service processor and system console see m Communicating With the System on page 1 m ILOM gt Prompt on page 20 m OpenBoot ok Prompt on page 22 m Accessing the Service Processor on page 7 m The ILOM User s Guide and the Sun Integrated Lights Out Management ILOM x x Supplement for the Sun Netra T5440 Server ILOM gt Prompt The ILOM service processor runs independently of the server and regardless of system power state When you connect your server to AC DC power the ILOM service processor immediately starts up and begins monitoring the system Note To view ILOM service processor boot messages you must establish a connection using a serial device such as an Alphanumeric terminal to the serial management port before connecting AC DC power cords to the server You can log in to the ILOM service processor at any time regardless of system power state as long as AC DC power is connected to the system and you have a way of interacting with the system You can also access the ILOM service processor prompt gt from the OpenBoot ok prompt or from the Solaris or prompt provided the system console is configured to be accessible through the serial management and network management ports The gt prompt indicates that you are interacting with the ILOM service processor direct
22. sequence is not supported on systems with USB keyboards However you can closely emulate the Stop D functionality by setting the virtual keyswitch to diag using the ILOM set SYS keyswitch_state diag command For more information refer to the Integrated Lights Out Management User s Guide and the Integrated Lights Out Management 2 0 Supplement for the Sun Netra T5440 Server Automatic System Recovery The system provides for automatic system recovery ASR from failures in memory modules or PCI cards Automatic system recovery functionality enables the system to resume operation after experiencing certain nonfatal hardware faults or failures When ASR is enabled the system s firmware diagnostics automatically detect failed hardware components An autoconfiguring capability designed into the system firmware enables the system to unconfigure failed components and to restore system operation As long as the system is capable of operating without the failed component the ASR features enable the system to reboot automatically without operator intervention Note ASR is not activated until you enable it See Enabling and Disabling Automatic System Recovery on page 43 For more information about ASR refer to the Sun Netra T5440 Server Service Manual 40 Sun Netra T5440 Server Administration Guide April 2010 Auto Boot Options The system firmware stores a configuration variable called auto boot which controls whether the
23. state of the Locator LED from the ILOM service processor command prompt type gt show SYS LOCATE Note You do not need Administrator permissions to use the set SYS LOCATE and show SYS LOCATE commands OpenBoot Emergency Procedures The introduction of Universal Serial Bus USB keyboards with the newest systems has made it necessary to change some of the OpenBoot emergency procedures Specifically the Stop N Stop D and Stop F commands that were available on systems with non USB keyboards are not supported on systems that use USB keyboards such as the Sun Netra T5440 server If you are familiar with the earlier non USB keyboard functionality this section describes the analogous OpenBoot emergency procedures available in newer systems that use USB keyboards OpenBoot Emergency Procedures for the Sun Netra T5440 System The following sections describe how to perform the functions of the Stop commands on systems that use USB keyboards These same functions are available through Integrated Lights Out Manager ILOM system controller software Stop N Functionality Stop N functionality is not available However you can closely emulate the Stop N functionality by completing the following steps provided the system console is configured to be accessible using either the serial management port or the network management port 38 Sun Netra T5440 Server Administration Guide April 2010 VW To Restore OpenBoot Conf
24. system console In decreasing order of desirability these are m Graceful shutdown m ILOM service processor set HOST send_break_action break and start SP console command pair m Break key m Manual system reset m Graceful reset of the control domain using ILOM reset command A discussion of each method follows For step by step instructions see To Obtain the ok Prompt on page 25 Note As a rule before suspending the operating system you should back up files warn users of the impending shutdown and halt the system in an orderly manner However it is not always possible to take such precautions especially if the system is malfunctioning Graceful Shutdown The preferred method of reaching the ok prompt is to shut down the operating system by issuing an appropriate command for example the shutdown init or uadmin command as described in Solaris system administration documentation Gracefully shutting down the system prevents data loss enables you to warn users beforehand and causes minimal disruption You can usually perform a graceful shutdown provided the Solaris OS is running and the hardware has not experienced serious failure Chapter 1 Configuring the System Console 23 You can also perform a graceful system shutdown from the ILOM service processor command prompt using the stop SYS command VY To Use ILOM set HOST send_break_action break start SP console Commands or Break Key When it is im
25. the system runs and which messages the system displays at its console For details refer to the Sun Netra T5440 Server Service Manual 7 To cause the changes to take effect type ok reset all The system stores the parameter changes and boots automatically when the OpenBoot configuration variable auto boot is set to true the default value Chapter 1 Configuring the System Console 17 Note To cause the parameter changes to take effect you can also power cycle the system using the front panel Power button You can now issue system commands and view system messages using your local graphics monitor Continue with your installation or diagnostic procedure as needed If you want to redirect the system console back to the serial management and network management ports see System Console OpenBoot Configuration Variable Settings on page 26 Switching Between the Service Processor and the System Console The service processor features two management ports labeled SER MGT and NET MGT located on the server s back panel If the system console is directed to use the serial management and network management ports the default configuration these ports provide access to both the system console and the ILOM command line interface the ILOM service processor prompt each on a separate channel see FIGURE 1 5 18 Sun Netra T5440 Server Administration Guide April 2010 FIGURE 1 5 Separate System Cons
26. the volume as if it were a single disk By providing this logical volume management layer the software overcomes the restrictions imposed by physical disk devices The onboard disk controller of the Sun Netra T5440 server provides for the creation of as many as two hardware RAID volumes The controller supports either two disk RAID 1 integrated mirror or IM volumes or up to eight disk RAID 0 integrated stripe or IS volumes Note Due to the volume initialization that occurs on the disk controller when a new volume is created properties of the volume such as geometry and size are unknown RAID volumes created using the hardware controller must be configured and labeled using format 1M prior to use with the Solaris Operating System See To Configure and Label a Hardware RAID Volume for Use in the Solaris Operating System on page 61 or the format 1M man page for further details Volume migration relocating all RAID volume disk members from one Sun Netra T5440 chassis to another is not supported If you must perform this operation contact your service provider RAID Technology RAID technology enables the construction of a logical volume made up of several physical disks in order to provide data redundancy increased performance or both The Sun Netra T5440 server s on board disk controller supports both RAID 0 and RAID 1 volumes This section describes the RAID configurations supported by the on board disk cont
27. to the restrictions and license terms set forth in the applicable Government contract and to the extent applicable by the terms of the Government contract the additional rights set forth in FAR 52 227 19 Commercial Computer Software License December 2007 Oracle USA Inc 500 Oracle Parkway Redwood City CA 94065 This software or hardware is developed for general use in a variety of information management applications It is not developed or intended for use in any inherently dangerous applications including applications which may create a risk of personal injury If you use this software or hardware in dangerous applications then you shall be responsible to take all appropriate fail safe backup redundancy and other measures to ensure the safe use Oracle Corporation and its affiliates disclaim any liability for any damages caused by use of this software or hardware in dangerous applications Oracle and Java are registered trademarks of Oracle and or its affiliates Other names may be trademarks of their respective owners AMD Opteron the AMD logo and the AMD Opteron logo are trademarks or registered trademarks of Advanced Micro Devices Intel and Intel Xeon are trademarks or reptetered trademarks of Intel Corporation All SPARC trademarks are used under license and are trademarks or registered trademarks of SPARC International Inc UNIX is a registered trademark licensed through X Open Company Ltd This software or hardware and docume
28. type of add on disk controllers in stalled W To Create a Hardware Mirrored Volume 1 Verify which hard drive corresponds with which logical device name and physical device name using the raidct1 command raidctl No RAID volumes found See Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks on page 54 The preceding example indicates that no RAID volume exists In another case raidctl RAID Volume RAID RAID Disk Volume Type Status Disk Status c0t0d0 TM OK c0t0d0 OK c0t1g0 OK In this example a single IM volume has been enabled It is fully synchronized and is online The Sun Netra T5440 server s on board SAS controller can configure as many as two RAID volumes Prior to volume creation ensure that the member disks are available and that there are not two volumes already created The RAID status might be m OK Indicating that the RAID volume is online and fully synchronized m RESYNCING Indicating that the data between the primary and secondary member disks in an IM are still synchronizing Chapter 3 Managing Disk Volumes 55 56 m DEGRADED Indicating that a member disk is failed or otherwise offline m FAILED Indicating that volume should be deleted and reinitialized This failure can occur when any member disk in an IS volume is lost or when both disks are lost in an IM volume The Disk Status column displays the status
29. utilisation eo n 4 Adobe PostScript Contents Preface ix Configuring the System Console 1 Communicating With the System 1 What the System Console Does 3 Using the System Console 3 Default System Console Connection Through the Serial Management and Network Management Ports 4 Alternative System Console Configuration 6 Accessing the System Console Through a Graphics Monitor 7 Accessing the Service Processor 7 Using the Serial Management Port 7 v To Use the Serial Management Port 7 Activating the Network Management Port 8 v To Activate the Network Management Port 9 Accessing the System Console Through a Terminal Server 10 v To Access the System Console Through a Terminal Server 10 Accessing the System Console Through a Tip Connection 12 v To Access the System Console Through the Tip Connection 13 Modifying the etc remote File 14 v To Modify the etc remote File 14 Accessing the System Console Through an Alphanumeric Terminal 15 v To Access the System Console Through an Alphanumeric Terminal 16 Accessing the System Console Through a Local Graphics Monitor 16 v To Access the System Console Through a Local Graphics Monitor 17 Switching Between the Service Processor and the System Console 18 v To Access the System Console Through a Local Graphics Monitor 20 ILOM gt Prompt 20 Access Through Multiple Controller Sessions 21 Reaching the gt Prompt 21 OpenBoot ok Prompt 22 OpenBoot ok Prompt Not Available After the
30. AID volume c0t0d0 will destroy all data on member disks proceed yes no yes Volume c0t0d0 created 4 Install the volume with the Solaris OS using any supported method The hardware RAID volume c0t0d0 appears as a disk to the Solaris installation program Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed Chapter 3 Managing Disk Volumes 59 60 V To Create a Hardware Striped Volume 1 Verify which hard drive corresponds with which logical device name and physical device name See Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks on page 54 To verify the current RAID configuration type raidctl No RAID volumes found The preceding example indicates that no RAID volume exists Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed 2 Type the following command raidctl c r 0 diskl disk2 The creation of the RAID volume is interactive by default For example 8 raidctl c r 0 c0t1 0 c0t2d0 c0t3d0 Creating RAID volume c0t1d0 will destroy all data on member disks proceed yes no yes Volume c0t1d0 created When you create a RAID striped volume the other member drives in this case c0t2d0 and c0t3d0 disappe
31. Disk Volumes 57 3 To check the status of a RAID mirror type the following command raidctl RAID Volume RAID Disk Volume Type Status i Status c0t0d0 TM ESYNCING c0t0d0 c0t1d0 The preceding example indicates that the RAID mirror is still resynchronizing with the backup drive The following example shows that the RAID mirror is synchronized and online raidctl RAID Volume RAID RAID Disk Volume Type Status Disk Status c0t0d0 TM OK c0t0d0 OK c0t1g30 OK The disk controller synchronizes IM volumes one at a time If you create a second IM volume before the first IM volume completes its synchronization the first volume s RAID status will indicate RESYNCING and the second volume s RAID status will indicate OK Once the first volume has completed its RAID status changes to OK and the second volume automatically starts synchronizing with a RAID status of RESYNCING Under RAID 1 disk mirroring all data is duplicated on both drives If a disk fails replace it with a working drive and restore the mirror For instructions see To Perform a Mirrored Disk Hot Plug Operation on page 65 For more information about the raidct1 utility see the raidctl 1M man page W To Create a Hardware Mirrored Volume of the Default Boot Device Due to the volume initialization that occurs on the disk controller when a new volume is created the volume must be configured and labeled using the format 1M utility
32. Solaris OS Starts 23 Reaching the ok Prompt 23 Graceful Shutdown 23 v To Use ILOM set HOST send _ break_action break start SP console Commands or Break Key 24 Manual System Reset 25 Graceful Reset of the Control Domain With ILOM reset Command 25 v To Obtain the ok Prompt 25 For More Information 26 System Console OpenBoot Configuration Variable Settings 26 2 Managing RAS Features and System Firmware 29 ILOM and the Service Processor 30 Logging In ToILOM 30 v ToLog In ToILOM 30 v To View System Fault Information 31 Status Indicators 31 Interpreting System LEDs 32 iv Sun Netra T5440 Server Administration Guide April 2010 Bezel Server Status Indicators 33 Alarm Status Indicators 35 Controlling the Locator LED 37 v To Control the Locator LED 37 OpenBoot Emergency Procedures 38 OpenBoot Emergency Procedures for the Sun Netra T5440 System 38 Stop N Functionality 38 v To Restore OpenBoot Configuration Defaults 39 Stop F Functionality 40 Stop D Functionality 40 Automatic System Recovery 40 Auto Boot Options 41 Error Handling Summary 41 Reset Scenarios 42 Automatic System Recovery User Commands 43 Enabling and Disabling Automatic System Recovery 43 v To Enable Automatic System Recovery 44 v To Disable Automatic System Recovery 44 Obtaining Automatic System Recovery Information 45 v To Retrieve Information About the Status of System Components Affected by ASR 45 Unconfiguring and Reconfiguring Devices 45 v To Unconfigure
33. Sun Netra T5440 Server Administration Guide 4 gt 5un Part No o April 2010 Revision Copyright 2008 2010 Oracle and or its affiliates All rights reserved This software and related documentation are provided under a license agreement containing restrictions on use and disclosure and are protected by intellectual property laws Except as expressly permitted in your license agreement or allowed by law you may not use copy reproduce translate broadcast modify license transmit distribute exhibit perform publish or display any part in any form or by any means Reverse engineering disassembly or decompilation of this software unless required by law for interoperability is prohibited The information contained herein is subject to change without notice and is not warranted to be error free If you find any errors please report them to us in writing If this is software or related software documentation that is delivered to the U S Government or anyone licensing it on behalf of the U S Government the following notice is applicable U S GOVERNMENT RIGHTS Programs software databases and related documentation and technical data delivered to U S Government customers are commercial computer software or commercial technical data pursuant to the applicable Federal Acquisition Regulation and agency specific supplemental regulations As such the use duplication disclosure modification and adaptation shall be subject
34. Volume Type Status Disk Status cOt1d0 TM RESYNCING cOt1d0 OK c0t2d0 OK This example indicates that RAID volume c0t1d0 is resynchronizing If you issue the command again once synchronization has completed it indicates that the RAID mirror is finished resynchronizing and is back online raidctl RATD Volume RAID RATD Disk Volume Type Status Disk Status cOt1d0 TM OK c0t1da0 OK c0t2d0 OK For more information see the raidctl 1M man page V To Perform a Nonmirrored Disk Hot Plug Operation 1 Verify which hard drive corresponds with which logical device name and physical device name See Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks on page 54 Ensure that no applications or processes are accessing the hard drive 66 Sun Netra T5440 Server Administration Guide April 2010 2 Type the following command cfgadm al For example cfgadm al Ap_Id c0 c0 dsk c0t0d0 c0 dsk c0t1 0 c0 dsk c0t2d0 c0 dsk c0t3d0 c1 cl dsk c1t0d0 usb0 1 usb0 2 usbl 1 usb1 1 usb1 1 usb1 1 usb1 2 BUOM H Type scsi bus disk disk disk disk scsi bus CD ROM unknown unknown unknown unknown unknown unknown unknown Receptacle connected connected connected connected connected connected connected empty empty empty empty empty empty empty Occupant configured configured configured configured configured configured c
35. a Device Manually 46 v To Reconfigure a Device Manually 47 Displaying System Fault Information 47 v To Display Current Valid System Faults 48 v ToCleara Fault 48 Storing FRU Information 49 v To Store Information in Available FRU PROMs 49 Contents Vv Multipathing Software 49 For More Information 49 3 Managing Disk Volumes 51 OS Patch Requirements 51 Disk Volumes 51 RAID Technology 52 Integrated Stripe Volumes RAID 0 52 Integrated Mirror Volumes RAID 1 53 Hardware Raid Operations 54 Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks 54 v To Create a Hardware Mirrored Volume 55 v To Create a Hardware Mirrored Volume of the Default Boot Device 58 To Create a Hardware Striped Volume 60 To Configure and Label a Hardware RAID Volume for Use in the Solaris Operating System 61 To Delete a Hardware RAID Volume 63 To Perform a Mirrored Disk Hot Plug Operation 65 To Perform a Nonmirrored Disk Hot Plug Operation 66 4 Logical Domains Software 71 About Logical Domains Software 71 Logical Domain Configurations 72 Logical Domains Software Requirements 72 A Watchdog Timer Application Mode 75 Watchdog Timer Application Mode 75 Watchdog Timer Limitations 76 Using the ntwdt Driver 77 vi Sun Netra T5440 Server Administration Guide April 2010 Understanding the User API 78 Using the Watchdog Timer 78 Setting the Timeout Period 78 Enabling or Disabling the Watchdog 79 Rearmi
36. a general purpose serial port If you want to use a general purpose serial port with your server to connect a serial printer for example use the standard 9 pin serial port on the back panel of the Sun Netra T5440 server The Solaris OS sees this port as ttya m For instructions on accessing the system console through a terminal server see Accessing the System Console Through a Terminal Server on page 10 m For instructions on accessing the system console through an alphanumeric terminal see Accessing the System Console Through an Alphanumeric Terminal on page 15 m For instructions on accessing the system console through a Tip line see Accessing the System Console Through a Tip Connection on page 12 Alternative System Console Configuration In the default configuration service processor alerts and system console output appear interspersed in the same window After initial system installation you can redirect the system console to take its input from and send its output to a graphics card s port The best practice is to leave the console port in its default configuration for the following reasons m Ina default configuration the serial management and network management ports enable you to open up to eight additional windows through which you can view but not affect system console activity You cannot open these connections if the system console is redirected to a graphics card s port m In a default configur
37. al errors refer to the Sun Netra T5440 Server Service Manual Reset Scenarios Three ILOM HOST diag configuration properties mode level and trigger control whether the system runs firmware diagnostics in response to system reset events The standard system reset protocol bypasses POST completely unless the virtual keyswitch or ILOM properties are set as follows TABLE 2 5 Virtual Keyswitch Setting for Reset Scenario Keyswitch Value SYS keyswitch_state diag 42 Sun Netra T5440 Server Administration Guide April 2010 If keyswitch_state is set to diag the system can power itself on using preset values of diagnostic properties HOST diag level max HOST diag mode max HOST diag verbosity max to provide thorough fault coverage This option overrides the values of diagnostic properties that you might have set elsewhere TABLE 2 6 ILOM Property Settings for Reset Scenario Property Value mode normal or service level min or max trigger power on reset error reset The default settings for these properties are m mode normal m level min m trigger power on reset error reset For instructions on automatic system recovery ASR see Enabling and Disabling Automatic System Recovery on page 43 Automatic System Recovery User Commands The ILOM commands are available for obtaining ASR status information and for manually unconfiguring or reconfiguring system devices For more information see m
38. ar from the Solaris device tree As an alternative you can use the f option to force the creation if you are sure of the member disks and sure that the data on all other member disks can be lost For example 8 raidctl f c r 0 c0t1d0 c0t2d0 c0t3d0 Volume c0t1d0 created Sun Netra T5440 Server Administration Guide April 2010 3 To check the status of a RAID striped volume type the following command raidctl RAID Volume RAID RAID Disk Volume Type Status Disk Status c0t1d0_ IS OK c0t1d0 OK c0t2d0 OK c0t3d0 OK The example shows that the RAID striped volume is online and functioning Under RAID 0 disk striping there is no replication of data across drives The data is written to the RAID volume across all member disks in a round robin fashion If any one disk is lost all data on the volume is lost For this reason RAID 0 cannot be used to ensure data integrity or availability but can be used to increase write performance in some scenarios For more information about the raidct1 utility see the raidctl 1M man page Y To Configure and Label a Hardware RAID Volume for Use in the Solaris Operating System After a creating a RAID volume using raidct1 use format 1M to configure and label the volume before attempting to use it in the Solaris OS 1 Start the format utility The format utility might generate messages about corruption of the current label on the volume which you are going to change
39. ating With the System To install your system software or to diagnose problems you need some way to interact at a low level with the system The system console is the facility for doing this You use the system console to view messages and issue commands There can be only one system console per computer The serial management port SER MGT is the default port for accessing the system console upon initial system installation After installation you can configure the system console to accept input from and send output to different devices TABLE 1 1 lists these devices and where they are discussed in this document TABLE 1 1 Ways of Communicating With the System During Devices Available Installation Installation Further Information A terminal server attached to the X X Accessing the Service Processor on page 7 serial management port SER MGT X X Accessing the System Console Through a Terminal Server on page 10 X X System Console OpenBoot Configuration Variable Settings on page 26 An alphanumeric terminal or X X Accessing the Service Processor on page 7 similar device attached to the serial management port SER MGT X X Accessing the System Console Through an Alphanumeric Terminal on page 15 X X System Console OpenBoot Configuration Variable Settings on page 26 A Tip line attached to the serial X X Accessing the Service Processor on page 7 management port SER MGT X X Accessing the Syst
40. ation the serial management and network management ports enable you to switch between viewing system console and service processor output on the same device by typing a simple escape sequence or command The escape sequence and command do not work if the system console is redirected to a graphics card s port m The service processor keeps a log of console messages but some messages are not logged if the system console is redirected to a graphic card s port The omitted information could be important if you need to contact customer service about a problem You change the system console configuration by setting OpenBoot configuration variables See System Console OpenBoot Configuration Variable Settings on page 26 Sun Netra T5440 Server Administration Guide April 2010 Accessing the System Console Through a Graphics Monitor The Sun Netra T5440 server is shipped without a mouse keyboard monitor or frame buffer for the display of bitmapped graphics To install a graphics monitor on the server you must install a graphics accelerator card into a PCI slot and attach a monitor mouse and keyboard to the appropriate front or rear USB ports After starting the system you might need to install the correct software driver for the PCI card you have installed For detailed hardware instructions see Accessing the System Console Through a Local Graphics Monitor on page 16 Note POST diagnostics cannot display status and e
41. atus Indicator TABLE 2 3 Bezel Server Status Indicators Indicator LED State Component Status Locator On Server is identified Off Normal state Fault On The server has detected a problem and requires the attention of service personnel 34 Sun Netra T5440 Server Administration Guide April 2010 TABLE 2 3 Bezel Server Status Indicators Continued Continued Indicator LED Color LED State Component Status Off The server has no detected faults Activity Green On The server is powered up and running the Solaris Operating System Off Either power is not present or the Solaris software is not running Alarm Status Indicators The dry contact alarm card has four LED status indicators that are supported by ILOM They are located vertically on the bezel FIGURE 2 1 Information on the alarm indicators and dry contact alarm states is provided in TABLE 2 4 For more information on alarm indicators see the Integrated Lights Out Management User s Guide Chapter 2 Managing RAS Features and System Firmware 35 TABLE 2 4 Alarm Indicators and Dry Contact Alarm States Indicator Activity Alarm Relay Relay and Relay Indicator Application or Indicator Indicator NC Nott Labels Color Server State Condition or Action State State State State Comments Critical Red Server state No power input Off Off Closed Open Default Alarm0 Power on or state and S ff Off Of t Closed O I Solaris OS ystem power O ose pen nput
42. boot is true and auto boot on error is true Nonfatal errors include the following a SAS subsystem failure In this case a working alternate path to the boot disk is required For more information see Multipathing Software on page 49 Ethernet interface failure a USB interface failure a Serial interface failure a PCI card failure Chapter 2 Managing RAS Features and System Firmware 41 a Memory failure Given a failed DIMM the firmware will unconfigure the entire logical bank associated with the failed module Another nonfailing logical bank must be present in the system for the system to attempt a degraded boot Note If POST or OpenBoot firmware detects a nonfatal error associated with the normal boot device the OpenBoot firmware automatically unconfigures the failed device and tries the next in line boot device as specified by the boot device configuration variable m Ifa fatal error is detected by POST or OpenBoot firmware the system does not boot regardless of the settings of auto boot or auto boot on error Fatal nonrecoverable errors include the following a Any CPU failed m All logical memory banks failed Flash RAM cyclical redundancy check CRC failure a Critical field replaceable unit FRU PROM configuration data failure m Critical system configuration card SCC read failure a Critical application specific integrated circuit ASIC failure For more information about troubleshooting fat
43. cific Solaris release Chapter 2 Managing RAS Features and System Firmware 49 For information about VVM and its DMP feature refer to the documentation provided with the VERITAS Volume Manager software For information about Sun StorageTek Traffic Manager refer to your Solaris OS documentation 50 Sun Netra T5440 Server Administration Guide April 2010 CHAPTER 3 Managing Disk Volumes This chapter describes redundant array of independent disks RAID concepts and how to configure and manage RAID disk volumes using the Sun Netra T5440 server s on board serial attached SCSI SAS disk controller This chapter contains the following sections m OS Patch Requirements on page 51 m Disk Volumes on page 51 m RAID Technology on page 52 m To Perform a Nonmirrored Disk Hot Plug Operation on page 66 OS Patch Requirements To configure and use RAID disk volumes on the Sun Netra T5440 server you must install the appropriate patches For the latest information on patches for the Sun Netra T5440 server see the latest product notes for your system Installation procedures for patches are included in text README files that accompany the patches Disk Volumes From the perspective of the on board disk controller on the Sun Netra T5440 server disk volumes are logical disk devices comprising one or more complete physical disks 51 Once you create a volume the operating system uses and maintains
44. cts neither the dynamic addition of memory nor the deletion of a board not containing permanent memory In those cases the watchdog timer s application mode can run concurrently with the DR implementation You can execute the following command to locate the system boards that contain kernel permanent memory cfgadm lav grep i permanent m If the Solaris Operating System hangs under the following conditions the system controller firmware cannot detect the Solaris software hang Watchdog timer s application mode is set a Watchdog timer is not enabled No rearming is done by the user m The watchdog timer provides partial boot monitoring You can use the application watchdog to monitor a domain reboot However domain booting is not monitored for Bootup after a cold poweron Recovery of a hung or failed domain In the case of a recovery of a hung or failed domain a boot failure is not detected and no recovery attempts are made m The watchdog timer s application mode provides no monitoring for application startup In application mode if the application fails to start up the failure is not detected and no recovery is provided Using the ntwdt Driver To enable and control the watchdog s application mode you must program the watchdog system using the LOMIOCDOGxxx IOCTLs described in Understanding the User API on page 78 If the ntwdt driver as opposed to the system controller initiates a rese
45. d serial attached SCSI SAS disk controller m Chapter 4 describes Logical Domain software m Appendix A describes how to configure and use the watchdog timer on the server m Appendix B provides an example program that illustrates how to get or set the status of the alarms m Appendix C provides a list of all OpenBoot configuration variables and a short description of each x Using UNIX Commands This document might not contain information on basic UNIX commands and procedures such as shutting down the system booting the system and configuring devices See the following for this information m Software documentation that you received with your system m Solaris OS documentation which is at http docs sun com Sun Netra T5440 Server Administration Guide April 2010 Shell Prompts Shell Prompt C shell C shell superuser Bourne shell and Korn shell Bourne shell and Korn shell superuser ILOM service processorz ALOM compatibility shell OpenBoot PROM firmwares machine name s machine name gt sc gt ok Typographic Conventions Typeface Meaning AaBbCc123 The names of commands files and directories on screen computer output AaBbCc123 What you type when contrasted with on screen computer output AaBbCc123 Book titles new words or terms words to be emphasized Replace command line variables with real names or values Examples Edit your login
46. d in Solaris system administration documentation Break key From an alphanumeric terminal configured to access the system console press the Break key Chapter 1 Configuring the System Console 25 Access Method What to Do ILOM commands From the gt prompt type the set HOST send_break_action break command Then issue the start SP console command provided the operating system software is not running and the server is already under OpenBoot firmware control Manual system reset From the gt prompt type gt set HOST bootmode script setenv auto boot false Press Enter then type gt reset SYS Graceful reset of the control domain using the ILOM reset command From the gt prompt in the control domain type gt set HOST domain control auto boot disable gt reset HOST domain control For More Information For more information about the OpenBoot firmware refer to the OpenBoot 4 x Command Reference Manual An online version of the manual is available at http docs sun com System Console OpenBoot Configuration Variable Settings On the Sun Netra T5440 server the system console is irected to the serial management and network management ports SER MGT and NET MGT by default However you can redirect the system console to a local graphics monitor keyboard and mouse You can also redirect the system console back to the serial management and network management ports 26
47. e boot Arguments to be used by the PROM for network booting Defaults to an empty string network boot arguments can be used to specify the boot protocol RARP DHCP to be used and a range of system knowledge to be used in the process For further information see the eeprom 1M man page or your Solaris reference manual Action following a boot command If true execute commands in NVRAMRC during server startup Command script to execute if use nvramrc is true Command to execute following a system reset generated by an error Appendix C OpenBoot Configuration Variables 89 90 Sun Netra T5440 Server Administration Guide April 2010 Index Symbols etc remote file 14 modifying 14 gt commands reset SYS 39 set HOST bootmode 39 set SYS LOCATE 37 38 show SYS LOCATE 38 gt prompt about 20 30 accessing from network management port 21 accessing from serial management port 21 multiple sessions 21 system console escape sequence 21 system console switching between 18 ways to access 21 A Activity disk drive LED 69 activity indicator 35 alarm status indicators 36 alphanumeric terminal accessing system console from 15 setting baud rate 16 auto boot OpenBoot configuration variable 22 41 automatic system recovery ASR about 40 commands 43 disabling 44 enabling 43 obtaining recovery information 45 Break key alphanumeric terminal 25 C cables keyboa
48. e appears in the device tree Member disk devices are invisible to the operating system and are accessed only by the SAS controller Physical Disk Slot Numbers Physical Device Names and Logical Device Names for Non RAID Disks To perform a disk hot plug procedure you must know the physical or logical device name for the drive that you want to install or remove If your system encounters a disk error often you can find messages about failing or failed disks in the system console This information is also logged in the var adm messages files These error messages typically refer to a failed hard drive by its physical device name such as devices pci 1f 700000 scsi 2 sd 1 0 or by its logical device name such as c0t1 0 In addition some applications might report a disk slot number 0 through 3 54 Sun Netra T5440 Server Administration Guide April 2010 You can use TABLE 3 1 to associate internal disk slot numbers with the logical and physical device names for each hard drive TABLE 3 1 Disk Slot Numbers Logical Device Names and Physical Device Names Disk Slot Number Logical Device Name Physical Device Name Slot 0 c0t0d0 devices pci 0 pci 0 pci 2 scsi 0 sd 0 0 Slot 1 c0t1d0 devices pci 0 pci 0 pci 2 scsi 0 sd 1 0 Slot 2 c0t2d0 devices pci 0 pci 0 pci 2 scsi 0 sd 2 0 Slot 3 c0t3d0 devices pci 0 pci 0 pci 2 scsi 0 sd 3 0 The logical device names might appear differently on your system depending on the number and
49. em Console Through a Tip Connection on page 12 X Modifying the etc remote File on page 14 X X System Console OpenBoot Configuration Variable Settings on page 26 An Ethernet line connected to the X Activating the Network Management Port network management port NET on page 8 MGT A local graphics monitor graphics X Accessing the System Console Through a accelerator card graphics monitor Local Graphics Monitor on page 16 mouse and keyboard X System Console OpenBoot Configuration 2 Sun Netra T5440 Server Administration Guide April 2010 Variable Settings on page 26 What the System Console Does The system console displays status and error messages generated by firmware based tests during system startup After those tests run you can enter special commands that affect the firmware and alter system behavior For more information about tests that run during the boot process refer to the Sun Netra T5440 Server Service Manual for your server Once the operating system is booted the system console displays UNIX system messages and accepts UNIX commands Using the System Console To use the system console you need to attach an input output device to the system Initially you might have to configure that hardware and load and configure appropriate software as well You must also ensure that the system console is directed to the appropriate port on the server s back panel Generally the one to w
50. em Firmware 45 disabled whether manually or by the system s firmware diagnostics is removed from the system s machine description prior to the hand off to other layers of system firmware such as OpenBoot PROM Y To Unconfigure a Device Manually At the gt prompt type gt set Device Identifier component_state disabled where the Device Identifier is one of the device identifiers from the following table Note The device identifiers are case sensitive Device Identifiers Devices SYS MB CMPcpu number Pstrand number CPU strand Number 0 63 SYS MB PCI_MEZZ PCIEslot number PCIe card Number 6 9 SYS MB PCI_MEZZ XAUIcard number XAUI card Number 4 5 SYS MB PCI_AUX PCIEslot number PCIe card Number 0 3 SYS MB GBEcontroller number GBE controllers Number 0 1 GBEO controls NETO and NET1 e GBEL controls NET2 and NET3 SYS MB PCIE PCIe root complex SYS MB USBnumber USB ports Number 0 1 located on rear of chassis SYS MB CMP0 L2 BANKnumber Number 0 3 SYS DVD DVD SYS USBBD USBnumber USB ports Number 2 3 located on front of chassis SYS TTYA DB9 serial port SYS MB CMPO BRbranch number CHchannel number Ddimm number DIMMS 46 Sun Netra T5440 Server Administration Guide April 2010 Vv To Reconfigure a Device Manually At the gt prompt type gt set Device Identifier component state enabled where the Device Identifier
51. er Off Closed Open User fault alarm to off cleared The user can shut down the system using commands such as init0 and init6 These commands do not remove power from the sys tem Based on a determination of the fault conditions the user can turn the alarm on using the Solaris platform alarm API or ILOM CLI t The implementation of this alarm indicator state is subject to change NC state is the normally closed state This state represents the default mode of the relay contacts in the normally closed state ttNO state is the normally open state This state represents the default mode of the relay contacts in the normally open state When the user sets an alarm a message is displayed on the console For example when the critical alarm is set the following message is displayed on the console sc Alert CRITICAL ALARM is set In certain instances when the critical alarm is set the associated alarm indicator is not lit Controlling the Locator LED You control the Locator LED from the gt prompt or with the Locator button on the front of the chassis To Control the Locator LED 1 To turn on the Locator LED from the ILOM service processor command prompt type gt set SYS LOCATE value on Chapter 2 Managing RAS Features and System Firmware 37 2 To turn off the Locator LED from the ILOM service processor command prompt type gt set SYS LOCATE value off 3 To display the
52. erial management port serial management port SER MGT acceptable console device connections 4 as default communication port on initial startup 2 configuration parameters 7 default system console configuration 4 using 7 service required indicator 35 set HOST bootmode gt command 39 set SYS LOCATE gt command 38 setenv OpenBoot command 17 show TLOM CMT command 10 shutdown Solaris command 23 25 Solaris commands cfgadm 67 cfgadm install _ device cautions against using 68 cfgadm remove_device cautions against using 68 Index 93 init 23 25 raidctl 55 to 66 shutdown 23 25 tip 12 14 uadmin 23 uname 15 uname r 14 status indicators 31 alarm 33 36 critical 36 major 36 minor 37 user 37 server 33 Stop D USB keyboard functionality 40 Stop F USB keyboard functionality 40 Stop N USB keyboard functionality 38 system console gt prompt switching between 18 accessing with alphanumeric terminal 15 accessing with graphics monitor 16 accessing with terminal server 2 10 accessing with tip connection 12 alphanumeric terminal connection 2 15 alternate configurations 6 configuring local graphics monitor to access 16 connection using graphics monitor 7 default configuration explained 2 4 default connections 4 defined 1 Ethernet attachment through network management port 2 graphics monitor connection 2 7 multiple view sessions 21 setting OpenBoot configuration va
53. faire part par crit Si ce logiciel ou la documentation qui l accompagne est conc d sous licence au Gouvernement des Etats Unis ou toute entit qui d livre la licence de ce logiciel ou l utilise pour le compte du Gouvernement des Etats Unis la notice suivante s applique U S GOVERNMENT RIGHTS Programs software databases and related documentation and technical data delivered to U S Government customers are commercial computer software or commercial technical data pursuant to the applicable Federal Acquisition Regulation and agency specific supplemental regulations As such the use duplication disclosure modification and adaptation shall be subject to the restrictions and license terms set forth in the applicable Government contract and to the extent applicable by the terms of the Government contract the additional rights set forth in FAR 52 227 19 Commercial Computer Software License December 2007 Oracle America Inc 500 Oracle Parkway Redwood City CA 94065 Ce logiciel ou mat riel a t d velopp pour un usage g n ral dans le cadre d applications de gestion des informations Ce logiciel ou mat riel n est pas con u ni n est destin tre utilis dans des applications a risque notamment dans des applications pouvant causer des dommages corporels Si vous utilisez ce logiciel ou mat riel dans le cadre d applications dangereuses il est de votre responsabilit de prendre toutes les mesures de seco
54. fer to the ILOM user s guide and the Integrated Lights Out Management 2 0 Supplement for the Sun Netra T5440 Server Activating the Network Management Port The network management port is configured by default to retrieve network settings using DHCP and allow connections using SSH You might need to modify these settings for your network If you are unable to use DHCP and SSH on your network you must connect to the service processor using the serial management port to reconfigure the network management port See Using the Serial Management Port on page 7 Note The default username when connecting to the service processor for the first time is root The default password is changeme You should assign a new password during initial system configuration For more information refer to your server installation guide the ILOM user s guide and the Integrated Lights Out Management 2 0 Supplement for the Sun Netra T5440 Server You can assign the network management port a static IP address or you can configure the port to obtain an IP address using DHCP from another server Sun Netra T5440 Server Administration Guide April 2010 Data centers frequently devote a separate subnet to system management If your data center has such a configuration connect the network management port to this subnet Note The network management port is a 10 100 BASE T port The IP address assigned to the network management port is a unique IP add
55. functional or power not connected functional System power Off Offt Closed Open Transient turns on Solaris state OS not fully loaded Solaris OS On Off Open Closed Normal successfully operating loaded state Watchdog timeout Off On Closed Open Transient state reboot Solaris OS Solaris OS Off Offi Closed Open Transient shutdown initiated state by user Lost input power Off Off Closed Open Default state System power Off Off Closed Open Transient shutdown by user state Application User sets critical On Closed Open Critical state alarm to ont fault detected User sets critical Off Open Closed Critical alarm to off fault cleared Major Red Application User sets major On Open Closed Major fault Alarm1 state alarm to on detected User sets major s Off Closed Open Major fault alarm to off cleared 36 Sun Netra T5440 Server Administration Guide April 2010 TABLE 2 4 Alarm Indicators and Dry Contact Alarm States Continued Continued Indicator Activity Alarm Relay Relay and Relay Indicator Application or Indicator Indicator NC Nott Labels Color Server State Condition or Action State State State State Comments Minor Amber Application User sets minor On Open Closed Minor Alarm2 state alarm to on fault detected User sets minor Off Closed Open Minor alarm to off fault cleared User Amber Application User sets user On Open Closed User fault Alarm3 state alarm to on detected User sets us
56. ge 44 Sun Netra T5440 Server Administration Guide April 2010 Note To store parameter changes you can also power cycle the system using the front panel Power button After you disable the ASR feature it is not activated again until you re enable it Obtaining Automatic System Recovery Information V To Retrieve Information About the Status of System Components Affected by ASR At the gt prompt type gt show SYS component component_state In the show SYS component component_state command output any devices marked disabled have been manually unconfigured using the system firmware The command output also shows devices that have failed firmware diagnostics and have been automatically unconfigured by the system firmware Related Information m Automatic System Recovery on page 40 a Enabling and Disabling Automatic System Recovery on page 43 m To Disable Automatic System Recovery on page 44 a Unconfiguring and Reconfiguring Devices on page 45 m To Reconfigure a Device Manually on page 47 Unconfiguring and Reconfiguring Devices To support a degraded boot capability the ILOM firmware provides the set Device_Identifier component_state disabled command which enables you to unconfigure system devices manually This command marks the specified device as disabled by creating an entry in the ASR database Any device marked Chapter 2 Managing RAS Features and Syst
57. hdog timer mode include m In the case of the watchdog timer expiration detected by the system controller the recovery is attempted only once There are no further attempts of recovery if the first attempt fails to recover the domain m If the application watchdog is enabled and you break into the OpenBoot PROM by issuing the break command from the system controller s sc gt prompt the system controller automatically disables the watchdog timer Note The system controller displays a console message as a reminder that the watchdog from the system controller s perspective is disabled However when you re enter the Solaris OS the watchdog timer is still enabled from the Solaris OS perspective To have both the system controller and the Solaris OS view the same watchdog state you must use the watchdog application to either enable or disable the watchdog m If you perform a dynamic reconfiguration DR operation in which a system board containing kernel permanent memory is deleted then you must disable the watchdog timer s application mode before the DR operation and enable it after the DR operation This is reguired because Solaris software guiesces all 76 Sun Netra T5440 Server Administration Guide April 2010 system IO and disables all interrupts during a memory delete of permanent memory As a result system controller firmware and Solaris software can not communicate during the DR operation Note that this limitation affe
58. hecking the status of 58 hardware disk stripe about 52 hardware disk striped volume checking the status of 61 hardware disk striping about 52 hot plug operation nonmirrored disk drive 66 on hardware disk mirror 65 l ILOM commands reset SYS 25 show 10 ILOM See Integrated Lights Out Manager ILOM init Solaris command 23 25 input device OpenBoot configuration variable 17 27 Integrated Lights Out Manager ILOM gt prompt See gt prompt commands See gt prompt escape sequence 21 logging in 30 multiple connections to 21 K keyboard attaching 17 L LEDs 31 Activity disk drive LED 69 alarm status 33 critical 36 major 36 minor 37 user 37 OK to Remove disk drive LED 68 69 rear panel 5 server status 33 LEDs Locator system status LED 37 Locator system status LED controlling from gt prompt 37 38 Locator system status LED controlling 37 locator indicator 35 logging in to the Integrated Lights Out Manager ILOM 30 logical device name disk drive reference 54 M major alarm 36 manual device reconfiguration 47 manual device unconfiguration 45 manual system reset 25 26 minor alarm 37 monitor attaching 16 multiple ILOM sessions 21 92 Sun Netra T5440 Server Administration Guide April 2010 N network management port NET MGT activating 8 nonmirrored disk hot plug operation 66 normally closed NC relay state 37 open NO relay state 37
59. hich your hardware console device is attached see FIGURE 1 1 You do this by setting the input device and output device OpenBoot configuration variables FIGURE 1 1 Directing the System Console Input and Output Server Ports Console devices Serial management OpenBoot configuration variable settings TIP line input dev ice vi rtual coneole Alphanumeric Network terminal management out put device virt ual coneole Terminal System aes Graphics card input device keyboard output device screen Graphics monitor Chapter 1 Configuring the System Console 3 Default System Console Connection Through the Serial Management and Network Management Ports On your server the system console is preconfigured to allow input and output only by means of the service processor The service processor must be accessed either through the serial management port SER MGT or the network management port NET MGT By default the network management port is configured to retrieve network configuration using Dynamic Host Configuration Protocol DHCP and to allow connections using Secure Shell SSH You can modify the network management port configuration after connecting to ILOM through either the serial or network management ports Typically you connect one of the following hardware devices to the serial management port m Terminal server m Alphanumeric terminal or similar device
60. iguration Defaults 1 Log in to the ILOM service processor 2 Type the following commands gt set HOST bootmode state reset_nvram gt set HOST bootmode script setenv auto boot false gt Note If you do not issue the stop SYS and start SYS commands or the reset SYS command within 10 minutes the host server ignores the set HOST bootmode commands You can issue the show HOST bootmode command without arguments to display the current setting gt show HOST bootmode HOST bootmode Targets Properties config none expires Tue Jan 19 03 14 07 2038 script none state normal 3 To reset the system type the following commands gt reset SYS Are you sure you want to reset SYS y n y gt 4 To view console output as the system boots with default OpenBoot configuration variables switch to console mode gt set SP network pendingipdiscovery dhcp Set pendingipdiscovery to dhcp gt set SP network commitpending true Set commitpending to true gt Chapter 2 Managing RAS Features and System Firmware 39 5 To discard any customized IDPROM values and restore the default settings for all OpenBoot configuration variables type gt set SP reset to defaults all gt reset SP Stop F Functionality The Stop F functionality is not available on systems with USB keyboards Stop D Functionality The Stop D Diags key
61. imes after open is called and it does not reguire any other DOG IOCTLs to have been executed Finding and Defining Data Structures All data structures and IOCTLs are defined in lom _io h which is available in the SUNWlomh package The data structures for the watchdog timer are shown here m The watchdog and reset state data structure is as follows typedef struct int reset_enable reset enabled if non zero int dog_enable watchdog enabled if non zero uint_t dog_timeout Current watchdog timeout lom dogstate_t m The watchdog and reset control data structure is as follows typedef struct int reset_enable reset enabled if non zero int dog_enable watchdog enabled if non zero lom dogctl_t Example Watchdog Program Following is a sample program for the watchdog timer 80 Sun Netra T5440 Server Administration Guide April 2010 EXAMPLE A 1 include include include include include lt sys types h gt lt fcntl h gt lt unistd h gt lt sys stat h gt lt lom_io h gt int main uint_t timeout 30 lom dogctl_t dogctl int fd dogctl reset_enable dogctl dog_enable 1 fd open dev ntwdt Set timeout ioctl fd LOMIOCDOGTIMI Enable watchdog ioctl fd LOMIOCDOGCTL Keep patting while 1 ioctl fd LOMIOC 30 seconds a sh Example Watchdog Program Continued x T O_EXCL t
62. is any device identifier from the table in the procedure To Unconfigure a Device Manually on page 46 Note The device identifiers are not case sensitive You can type them as uppercase or lowercase characters You can use the ILOM set Device Identifier component_state enabled command to reconfigure any device that you previously unconfigured with the set Device Identifier component_state disabled command Displaying System Fault Information ILOM software enables you to display current valid system faults Chapter 2 Managing RAS Features and System Firmware 47 VW To Display Current Valid System Faults Type gt show SP faultmgmt This command displays the fault ID the faulted FRU device and the fault message to standard output The show SP faultmgmt command also displays POST results For example gt show SP faultmgmt SP faultmgmt Targets 0 SYS PS1 Properties Commands cd show For more information about the show SP faultmgmt command refer to the ILOM guide and the ILOM supplement for your server W To Clear a Fault Type gt set SYS component clear_fault_action true Setting clear_fault_action to true clears the fault at the component and all levels below it in the SYS tree 48 Sun Netra T5440 Server Administration Guide April 2010 Storing FRU Information W To Store Information in Available FRU PROMs At the gt prompt
63. ise use the server manufacturer s logo oem banner No default oem banner true false false If true use custom OEM banner ansi terminal true false true If true enable ANSI terminal emulation screen columns 0 n 80 Sets number of columns on screen screen rows 0 n 34 Sets number of rows on screen ttya mode 9600 8 n 1 9600 8 n 1 Serial management port baud rate bits output device input device auto boot on error load base auto boot virtual conso le screen virtual conso le keyboard true false 0 n true false virtual conso le virtual conso le false 16384 true 88 Sun Netra T5440 Server Administration Guide April 2010 parity stop handshake The serial management port only works at the default values Power on output device Power on input device If true boot automatically after system error Address If true boot automatically after power on or reset TABLE C 1 OpenBoot Configuration Variables Stored on the System Configuration Card Continued Variable Possible Values Default Value Description network boot arguments boot command boot file boot device multipath boot boot device index use nvramrc nvramrc error reset recovery protocol key value variable name pci 0 pci 0 pc i 2 scsi true false 0 n true false variable name boot sync none none boot disk net false 0 false non
64. it it as needed hardwire dv dev term b br 9600 el C S Q U D ie 0e D Note If you intend to use the system s serial port A rather than serial port B edit this entry by replacing dev term b with dev term a m If the number displayed by the uname r command is less than 5 0 m Check the etc remote file and add the following entry if it does not already exist hardwire dv dev ttyb br 9600 e1 C S Q U D ie 0e D Note If you intend to use the system s serial port A rather than serial port B edit this entry by replacing dev ttyb with dev ttya The etc remote file is now properly configured Continue establishing a Tip connection to the Sun Netra T5440 server system console See Accessing the System Console Through a Tip Connection on page 12 If you have redirected the system console to ttyb and want to change the system console settings back to use the serial management and network management ports see System Console OpenBoot Configuration Variable Settings on page 26 Accessing the System Console Through an Alphanumeric Terminal Use this procedure when you are accessing the Sun Netra T5440 server system console by connecting the serial port of an alphanumeric terminal to the serial management port SER MGT of the server Chapter 1 Configuring the System Console 15 V To Access the System Console Through an Alphanumeric Terminal 1 Attach one end of
65. l management port After you log in to your ILOM account the ILOM service processor command prompt gt appears and you can enter ILOM service processor commands If the command you want to use has multiple options you can either enter the options individually or grouped together as shown in the following example gt stop force script SYS gt start script SYS Logging In To ILOM All environmental monitoring and control is handled by ILOM on the ILOM service processor The ILOM service processor command prompt gt provides you with a way of interacting with ILOM For more information about the gt prompt see ILOM gt Prompt on page 20 For instructions on connecting to the ILOM service processor see m Accessing the Service Processor on page 7 a Activating the Network Management Port on page 8 Note This procedure assumes that the system console is directed to use the serial management and network management ports the default configuration V To Log In To ILOM 1 At the ILOM login prompt enter the login name and press Return The default login name is root Integrated Lights Out Manager 2 0 Please login root 30 Sun Netra T5440 Server Administration Guide April 2010 2 At the password prompt enter the password and press Return to get to the gt prompt Please Enter password gt Note The default user is root and the password is changeme For m
66. le member to enable or disable the watchdog function An error EINVAL is displayed if the watchdog is disabled but reset is enabled Note If LOMIOCDOGTIME has not been issued to set up the timeout period prior to this IOCTL the watchdog is not enabled in the hardware Rearming the Watchdog The LOMIOCDOGPAT IOCTL rearms or pats the watchdog so that the watchdog starts ticking from the beginning that is to the value specified by LOMIOCDOGTIME This IOCTL requires no arguments If the watchdog is enabled this IOCTL must be used at regular intervals that are less than the watchdog timeout or the watchdog expires Appendix A Watchdog Timer Application Mode 79 Obtaining the State of the Watchdog Timer The LOMIOCDOGSTATE IOCTL gets the state of the watchdog and reset functions and retrieves the current time out period for the watchdog If LOMIOCDOGSTATE was never issued to set up the timeout period prior to this IOCTL the watchdog is not enabled in the hardware The argument is a pointer to the lom_dogstate_t structure which is described in greater detail in Finding and Defining Data Structures on page 80 The structure members are used to hold the current states of the watchdog reset circuitry and current watchdog timeout period This timeout period is not the time remaining before the watchdog is triggered The LOMIOCDOGSTATE IOCTL reguires only that open be successfully called This IOCTL can be run any number of t
67. ly The gt prompt is the first prompt you see when you log in to the system through the serial management port or network management port regardless of host s power state Sun Netra T5440 Server Administration Guide April 2010 Note When you access the ILOM service processor for the first time the default username is root and the default password is changeme For more information on navigating to or from the ILOM prompt see the following m To Obtain the ok Prompt on page 25 m Switching Between the Service Processor and the System Console on page 18 Access Through Multiple Controller Sessions Up to five ILOM sessions can be active concurrently one session through the serial management port and up to four SSH sessions through the network management port Users of each of these sessions can issue commands at the gt prompt However only one user at a time can access the system console and then only if the system console is configured to be accessible through the serial and network management ports For more information see m Accessing the Service Processor on page 7 m Activating the Network Management Port on page 8 Any additional ILOM sessions afford passive views of system console activity until the active user of the system console logs out Reaching the gt Prompt There are several ways to obtain the gt prompt m If the system console is directed to the serial management and net
68. m Tip line connected to another computer These devices provide for secure access at the installation site Sun Netra T5440 Server Administration Guide April 2010 FIGURE 1 2 Rear Panel Connectors LEDs and Features on the Sun Netra T5440 Server Figure Legend 1 PCI Slots 0 3 left to right PCI X Slot 0 25 W maximum load PCI X Slot 1 25 W maximum load PCle Slot 2 25 W maximum load PCle Slot 3 25 W maximum load 2 PCI or XAUI Slots 4 9 left to right PCIe or XAUI Slot 4 15 W maximum load PCIe or XAUI Slot 5 15 W maximum load PCle Slot 6 15 W maximum load PCle Slot 7 15 W maximum load PCle Slot 8 15 W maximum load PCle Slot 9 15 W maximum load 3 Service Processor Serial Management Port 4 Service Processor Network Management Port 5 Gigabit Ethernet Ports left to right NETO NET1 NET2 NET3 6 Power Supply 0 LEDs top to bottom Output On LED green Service Required LED yellow Input Power OK LED green 7 Power Supplies PSs left to right PS 0 PS 1 PS 2 PS 3 USB ports left to right USB2 USB3 TTYA Serial Port The service processor serial management port is the default console connection Using a Tip line enables you to use windowing and operating system features on the system making the connection to the server Chapter 1 Configuring the System Console 5 The serial management port is not
69. ng the Watchdog 79 Obtaining the State of the Watchdog Timer 80 Finding and Defining Data Structures 80 Example Watchdog Program 80 Watchdog Timer Error Messages 61 Alarm Library libtsalarm 83 OpenBoot Configuration Variables 87 Index 91 Contents vii viii Sun Netra T5440 Server Administration Guide April 2010 Preface The Sun Netra T5440 Server Administration Guide is for experienced system administrators The guide includes general descriptive information about the Sun Netra T5440 server from Oracle and detailed instructions for configuring and administering the server To use the information in this document you must have working knowledge of computer network concepts and terms and advanced familiarity with Oracle Solaris Operating System Note For information about changing the hardware configuration of your server or about running diagnostics see the Sun Netra T5440 Server Service Manual How This Document Is Organized m Chapter 1 describes the system console and how to access it m Chapter 2 describes the tools used to configure system firmware including system controller environmental monitoring Automatic System Recovery ASR and multipathing software In addition the chapter describes how to unconfigure and reconfigure a device manually m Chapter 3 describes redundant array of independent disks RAID concepts and how to configure and manage RAID disk volumes using your server s onboar
70. ntation may provide access to or information on content products and services from third parties Oracle Corporation and its affiliates are not responsible for and expressly disclaim all warranties of any kind with respect to third party content products and services Oracle Corporation and its affiliates will not be responsible for any loss costs or damages incurred due to your access to or use of third party content products or services Copyright 2008 2010 Oracle et ou ses affili s Tous droits r serv s Ce logiciel et la documentation qui l accompagne sont prot g s par les lois sur la propri t intellectuelle Ils sont conc d s sous licence et soumis des restrictions d utilisation et de divulgation Sauf disposition de votre contrat de licence ou de la loi vous ne pouvez pas copier reproduire traduire diffuser modifier breveter transmettre distribuer exposer ex cuter publier ou afficher le logiciel m me partiellement sous quelque forme et par quelque proc d que ce soit Par ailleurs il est interdit de proc der toute ing nierie inverse du logiciel de le d sassembler ou de le d compiler except des fins d interop rabilit avec des logiciels tiers ou tel que prescrit par la loi Les informations fournies dans ce document sont susceptibles de modification sans pr avis Par ailleurs Oracle Corporation ne garantit pas qu elles soient exemptes d erreurs et vous invite le cas ch ant lui en
71. o the Sun Netra T5440 server through the system s serial port This connection is established and maintained even when the server is completely powered off or just starting up Note Use a shell tool or a terminal such as dtterm not a command tool Some Tip commands might not work properly in a command tool window Modifying the etc remote File This procedure might be necessary if you are accessing the Sun Netra T5440 server using a Tip connection from a system running an older version of the Solaris OS software You might also need to perform this procedure if the etc remote file on the system has been altered and no longer contains an appropriate hardwire entry V To Modify the etc remote File 1 Log in as superuser to the system console of a system that you intend to use to establish a Tip connection to your server 2 Determine the release level of Solaris OS software installed on the system Type uname r The system responds with a release number 14 Sun Netra T5440 Server Administration Guide April 2010 3 Take one of the following actions depending on the number displayed m If the number displayed by the uname r command is 5 0 or higher m The Solaris OS software shipped with an appropriate entry for hardwire in the etc remote file If you have reason to suspect that this file was altered and the hardwire entry modified or deleted check the entry against the following example and ed
72. ole and Service Processor Channels Network management or Serial management port System console prompt Service processor prompt If the system console is configured to be accessible from the serial management and network management ports when you connect through one of these ports you can access either the ILOM command line interface or the system console You can switch between the ILOM service processor prompt and the system console at any time but you cannot access both at the same time from a single terminal window or shell tool The prompt displayed on the terminal or shell tool tells you which channel you are accessing m The or prompt indicates that you are at the system console and that the Solaris OS is running m The ok prompt indicates that you are at the system console and that the server is running under OpenBoot firmware control m The gt prompt indicates that you are at the service processor Note If no text or prompt appears it might be because no console messages were recently generated by the system Pressing the terminal s Enter or Return key should produce a prompt Chapter 1 Configuring the System Console 19 20 VW To Access the System Console Through a Local Graphics Monitor 1 To reach the system console from the service processor type the start SP console command at the gt prompt 2 To reach the service processor from the system console type the service processor escape
73. onfigured unconfigured unconfigured unconfigured unconfigured unconfigured unconfigured unconfigured Condition unknown unknown unknown unknown unknown unknown unknown ok ok ok ok ok ok ok Note The logical device names might appear differently on your system depending on the number and type of add on disk controllers installed The al options return the status of all SCSI devices including buses and USB devices In this example no USB devices are connected to the system Chapter 3 Managing Disk Volumes 67 68 Note While you can use the Solaris OS cfgadm install_device and cfgadm remove_device commands to perform a hard drive hot plug procedure these commands issue the following warning message when you invoke them on a bus containing the system disk cfgadm x remove device c0 dsk c0t1d0 Removing SCSI device devices pci 1f 4000 scsi 3 sd 1 0 This operation will suspend activity on SCSI bus c0 Continue yes no y dev devices pci 780 pci 0 pci 9 scsi 0 sd 1 0 cfgadm Hardware specific failure failed to suspend Resource Information dev dsk c0t0d0s0 mounted filesystem dev dsk c0t0d0s6 mounted filesystem usr This warning is issued because these commands attempt to guiesce the SAS SCSI bus but the server firmware prevents it This warning message can be safely ignored in the Sun Netra T5440 server but the following step avoids this warning message al
74. or These variables are discussed in more detail in Appendix A Chapter 1 Configuring the System Console 27 28 Sun Netra T5440 Server Administration Guide April 2010 CHAPTER 2 Managing RAS Features and System Firmware This chapter describes how to manage reliability availability and serviceability RAS features and system firmware including ILOM on the service processor and automatic system recovery ASR In addition this chapter describes how to unconfigure and reconfigure a device manually and introduces multipathing software This chapter contains the following sections m Location of the Bezel Server Status and Alarm Status Indicators on page 34 m Status Indicators on page 31 m OpenBoot Emergency Procedures on page 38 m Automatic System Recovery on page 40 m Unconfiguring and Reconfiguring Devices on page 45 a Displaying System Fault Information on page 47 Multipathing Software on page 49 m Storing FRU Information on page 49 Note This chapter does not cover detailed troubleshooting and diagnostic procedures For information about fault isolation and diagnostic procedures refer to the Sun Netra T5440 Server Service Manual 29 ILOM and the Service Processor The ILOM service processor supports a total of five concurrent sessions per server four SSH connections available through the network management port and one connection available through the seria
75. ore information refer to the Sun Netra T5440 Server Installation Guide the Integrated Lights Out Management User s Guide and the Integrated Lights Out Management 2 0 Supplement for the Sun Netra T5440 Server Caution To provide optimum system security change the default system password during initial setup Using the ILOM service processor you can monitor the system turn the Locator LED on and off or perform maintenance tasks on the ILOM service processor itself For more information refer to the ILOM User s Guide and the ILOM supplement for your server V To View System Fault Information 1 Log in to the ILOM service processor 2 Use the following command to display a list of faults currently on the system show SP faultmgmt Note You do not need ILOM administrator permissions to use this command Status Indicators The system has LED indicators associated with the server itself and with various components The server status indicators are located on the bezel and repeated on the back panel The components with LED indicators to convey status are the dry contact alarm card power supply units Ethernet port and hard drives The topics in this section include m Interpreting System LEDs on page 32 Chapter 2 Managing RAS Features and System Firmware 31 m Bezel Server Status Indicators on page 33 m Alarm Status Indicators on page 35 m Controlling the Locator LED on page
76. ore attempting to enable the watchdog timer LOMIOCDOGCTL The argument is a pointer to an unsigned integer This integer holds the new timeout period for the watchdog in multiples of 1 second You can specify any timeout period in the range of 1 second to 180 minutes 78 Sun Netra T5440 Server Administration Guide April 2010 If the watchdog function is enabled the time out period is immediately reset so that the new value can take effect An error EINVAL is displayed if the timeout period is less than 1 second or longer than 180 minutes Note The LOMIOCDOGTIME is not intended for general purpose use Setting the watchdog time out to too low a value might cause the system to receive a hardware reset if the watchdog and reset functions are enabled If the timeout is set too low the user application must be run with a higher priority for example as a real time thread and must be rearmed more often to avoid an unintentional expiration Enabling or Disabling the Watchdog The LOMIOCDOGCTL IOCTL enables or disables the watchdog and it enables or disables the reset capability See Finding and Defining Data Structures on page 80 for the correct values for the watchdog timer The argument is a pointer to the lom_dogct1_t structure This structure is described in greater detail in Finding and Defining Data Structures on page 80 Use the reset_enable member to enable or disable the system reset function Use the dog_enab
77. our server s manufacturer to connect the patch panel to the server FIGURE 1 3 Patch Panel Connection Between a Terminal Server and a Sun Netra T5440 Server Chapter 1 Configuring the System Console 11 If the pinouts for the serial management port do not correspond with the pinouts for the RJ 45 ports on the terminal server you need to make a crossover cable that connects each pin on the Sun Netra T5440 server serial management port to the corresponding pin in the terminal server s serial port Serial Port RJ 45 Connector Pin Terminal Server Serial Port Pin Pin 1 RTS Pin 1 CTS Pin 2 DTR Pin 2 DSR Pin 3 TXD Pin 3 RXD Pin 4 Signal Ground Pin 4 Signal Ground Pin 5 Signal Ground Pin 5 Signal Ground Pin 6 RXD Pin 6 TXD Pin 7 DSR DCD Pin 7 DTR Pin 8 CTS Pin 8 RTS The following table shows the crossovers that the cable must perform for connecting to a typical terminal server 2 Open a terminal session on the connecting device and type ssh P address of terminal server port number For example for a Sun Netra T5440 server connected to port 10000 on a terminal server whose IP address is 192 20 30 10 you would type ssh 192 20 30 10 10000 Accessing the System Console Through a Tip Connection Use this procedure to access the Sun Netra T5440 server system console by connecting the serial managemen
78. possible or impractical to shut down the system gracefully you can get to the ok prompt if you have an alphanumeric terminal attached to the server by pressing the Break key 1 Type set HOST send_break_action break to force a running Sun Netra T5440 server to drop to a menu gt set HOST send_break_action break Set send_break_action to break gt start SP console Are you sure you want to start SP console y n y Serial console started To stop type H 2 Press the Enter key The server responds with c ontinue s ync r eboot h alt 3 Type c to get OpenBoot firmware control When init 0 is used the server drops to this menu r eboot o k prompt h alt From this menu you can type o to get OpenBoot firmware control If the operating system is already halted you can use the start SP console command instead of set HOST send_break_action break to reach the ok prompt Note After forcing the system into OpenBoot firmware control be aware that issuing certain OpenBoot commands such as probe scsi probe scsi all or probe ide might hang the system Note These methods of reaching the ok prompt will only work if the system console has been redirected to the appropriate port For details see System Console OpenBoot Configuration Variable Settings on page 26 24 Sun Netra T5440 Server Administration Guide April 2010 Access Method Manual System Reset
79. pplication Mode The watchdog mechanism detects a system hang or an application hang or crash should they occur The watchdog is a timer that is continually reset by a user application as long as the operating system and user application are running When the application is rearming the application watchdog an expiration can be caused by m Crash of the rearming application m Hang or crash of the rearming thread in the application m System hang 75 When the system watchdog is running a system hang or more specifically the hang of the clock interrupt handler causes an expiration The system watchdog mode is the default If the application watchdog is not initialized then the system watchdog mode is used The application mode enables you to m Configure the watchdog timer Your applications running on the host can configure and use the watchdog timer enabling you to detect fatal problems from applications and to recover automatically m Program Alarm3 This capability enables you to generate this alarm in case of critical problems in your applications The setupsc command an existing command for the ALOM CMT compatability CLI in ILOM can be used to configure the recovery for the system watchdog only sc gt setupsc The recovery configuration for the application watchdog is set using input output control codes IOCTLs that are issued to the ntwdt driver Watchdog Timer Limitations The limitations of the watc
80. prior to use with the Solaris Operating System see To Configure and Label a Hardware RAID Volume for Use in the Solaris Operating System on page 61 Because of this limitation raidct1 1M blocks the creation of a hardware RAID volume if any of the member disks currently have a file system mounted This section describes the procedure required to create a hardware RAID volume containing the default boot device Since the boot device always has a mounted file system when booted an alternate boot medium must be employed and the volume 58 Sun Netra T5440 Server Administration Guide April 2010 created in that environment One alternate medium is a network installation image in single user mode refer to the Solaris 10 Installation Guide for information about configuring and using network based installations 1 Determine which disk is the default boot device From the OpenBoot ok prompt type the printenv command and if necessary the devalias command to identify the default boot device For example ok printenv boot device boot device disk ok devalias disk disk pci 0 pci 0 pci 2 scsi 0 disk 0 0 2 Type the boot net s command ok boot net s 3 Once the system has booted use the raidct1 1 utility to create a hardware mirrored volume using the default boot device as the primary disk See To Create a Hardware Mirrored Volume on page 55 For example raidctl c r 1 c0t0d0 c0t1d0 Creating R
81. rd and mouse 17 cfgadm Solaris command 67 cfgadm install device Solaris command cautions against using 68 cfgadm remove _ device Solaris command cautions against using 68 Cisco AS2511 RJ Terminal Server connecting 10 command prompts explained 19 communicating with the system about 1 options table 2 console configuration connection alternatives explained 6 critical alarm 36 D default system console configuration 4 device reconfiguration manual 47 device unconfiguration manual 45 device disabling 46 device enabling 47 disabling a device 46 disk configuration RAID 0 52 RAID 1 53 91 disk drives LEDs Activity 69 OK to Remove 68 69 logical device names table 54 disk hot plug mirrored disk 65 nonmirrored disk 66 disk slot number reference 55 disk volumes about 51 deleting 64 dtterm Solaris utility 14 Dynamic Host Configuration Protocol DHCP client on network management port 10 E enabling a device 47 environmental information viewing 31 error handling summary 41 escape sequence service processor 21 G graceful system halt 23 25 graphics monitor accessing system console from 16 connecting to PCI graphics card 17 restrictions against using for initial setup 16 restrictions against using to view POST output 16 H halt gracefully advantages of 23 25 hardware disk mirror about 54 hot plug operation 65 hardware disk mirrored volume c
82. ress separate from the main server IP address and is dedicated for use only with the ILOM service processor To Activate the Network Management Port 1 2 gt set SP network state enabled Set state to enabled Vv Set pendingipaddress to XX XXX XX XXX Set pendingipdiscovery to static Set pendingipnetmask to 255 255 252 0 Set pendingipgateway to XX XXX XX XXX Set commitpending to true Connect an Ethernet cable to the network management port Log in to the ILOM service processor through the serial management port See the ILOM 2 0 User s Guide for instructions Type one of the following commands m If your network uses static IP addresses type the following set of commands set SP network pendingipaddress xx XXX XX XXX Vv set SP network pendingipdiscovery static set SP network pendingipnetmask 255 255 252 0 Vv Vv set SP network pendingipgateway xx xxx xx xxx v set SP network commitpending true Chapter 1 Configuring the System Console 9 Note If you have configured your server to use static IP addresses but you wish to reset your network to use Dynamic Host Configuration Protocol DHCP type the following commands gt set SP network pendingipdiscovery dhcp Set pendingipdiscovery to dhcp gt set SP network commitpending true Set commitpending to true 4 Type the following command to verify ne
83. riables for 26 system reset scenarios 42 system status LEDs Locator 37 system status LEDs Locator 37 T terminal server accessing system console from 4 10 connection through patch panel 11 pinouts for crossover cable 12 tip Solaris command 14 tip connection accessing system console 12 accessing terminal server 12 tip connection accessing system console 12 U uadmin Solaris command 23 uname Solaris command 15 uname r Solaris command 14 user alarm 37 W watchdog timer APls 78 application mode 75 data structures 80 disabling 79 enabling 79 error messages 81 example program 80 getting state of 80 IOCTLs 78 limitations 76 rearming 79 setting timeout period 78 94 Sun Netra T5440 Server Administration Guide April 2010
84. ribed in Sun Netra T5440 Server Service Manual 7 Configure the new hard drive Type the following command cfgadm c configure Apd For example f cfgadm c configure cl dsk c0t3d0 The green Activity LED flashes as the new disk at c1t3d0 is added to the device tree 8 Verify that the new hard drive is in the device tree Type the following command cfgadm al Ap Id Type c0 scsi bus Condition unknown Receptacle connected Occupant configured Chapter 3 Managing Disk Volumes 69 70 c0 dsk c0t0d0 c0 dsk c0t1 0 c0 dsk c0t2d0 c0 dsk c0t3d0 c1 cl dsk c1t0d0 usb0 1 usb0 2 usb1 1 usb1 1 usb1 1 usb1 1 usb1 2 S OM H disk disk disk disk scsi bus CD ROM unknown unknown unknown unknown unknown unknown unknown connected connected connected connected connected connected empty empty empty empty empty empty empty configured configured configured configured configured configured unconfigured unconfigured unconfigured unconfigured unconfigured unconfigured unconfigured unknown unknown unknown unknown unknown unknown ok ok ok ok ok ok ok Note c0t3d0 is now listed as configured Sun Netra T5440 Server Administration Guide April 2010 CHAPTER 4 Logical Domains Software Oracle s Sun Netra T5440 server supports the Logical Domains LDoms 1 0 3 software that is used to create and manage logical
85. roller m Integrated Stripe or IS volumes RAID 0 m Integrated Mirror or IM volumes RAID 1 Integrated Stripe Volumes RAID 0 Integrated Stripe volumes are configured by initializing the volume across two or more physical disks and sharing the data written to the volume across each physical disk in turn or striping the data across the disks 52 Sun Netra T5440 Server Administration Guide April 2010 Integrated Stripe volumes provide for a logical unit LUN that is equal in capacity to the sum of all its member disks For example a three disk IS volume configured on 72 gigabyte drives will have a capacity of 216 gigabytes FIGURE 3 1 Graphical Representation of Disk Striping Caution There is no data redundancy in an IS volume configuration Thus if a single disk fails the entire volume fails and all data is lost If an IS volume is manually deleted all data on the volume is lost IS volumes are likely to provide better performance than IM volumes or single disks Under certain workloads particularly some write or mixed read write workloads I O operations complete faster because the I O operations are being handled in a round robin fashion with each sequential block being written to each member disk in turn Integrated Mirror Volumes RAID 1 Disk mirroring RAID 1 is a technique that uses data redundancy two complete copies of all data stored on two separate disks to protect against loss of data due to di
86. rror messages to a local graphics monitor Accessing the Service Processor The following sections describe methods of accessing the service processor Using the Serial Management Port This procedure assumes that the system console uses the serial management and network management ports the default configuration When you are accessing the system console using a device connected to the serial management port you first access the ILOM service processor and its gt prompt After connecting to the ILOM service processor you can switch to the system console For more information about the ILOM serv ice processor refer to the ILOM user s guide and the Integrated Lights Out Management 2 0 Supplement for the Sun Netra T5440 Server To Use the Serial Management Port 1 Ensure that the serial port on your connecting device is set to the following parameters m 9600 baud Chapter 1 Configuring the System Console 7 m 8 bits m No parity m 1 stop bit m No handshaking 2 Establish an ILOM service processor session See the ILOM user s guide for instructions 3 To connect to the system console at the ILOM command prompt type gt start SP console The start SP console command switches you to the system console 4 To switch back to the gt prompt type the Hash Period escape sequence ok 8 Characters are not echoed to the screen For instructions on how to use the ILOM service processor re
87. sk failure One logical volume is duplicated on two separate disks FIGURE 3 2 Graphical Representation of Disk Mirroring O o Chapter3 Managing Disk Volumes 53 Whenever the operating system needs to write to a mirrored volume both disks are updated The disks are maintained at all times with exactly the same information When the operating system needs to read from the mirrored volume the OS reads from whichever disk is more readily accessible at the moment This functionality can result in enhanced performance for read operations data on the member disks The disk controller s volume initialization procedure reserves a portion of each physical disk for metadata and other internal information used by the controller Once the volume initialization is complete you can configure the volume and label it using the format 1M utility You can then use the volume in the Solaris OS Caution Creating RAID volumes using the on board disk controller destroys all Hardware Raid Operations On the Sun Netra T5440 server the SAS controller supports mirroring and striping using the Solaris OS raidct1 utility A hardware RAID volume created under the raidct1 utility behaves slightly differently than one created using volume management software Under a software volume each device has its own entry in the virtual device tree and read write operations are performed to both virtual devices Under hardware RAID volumes only one devic
88. t of the Solaris OS on application watchdog expiration the value of the following property in the ntwdt driver s configuration file ntwdt conf is used ntwdt boottimeout 600 In case of a panic or an expiration of the application watchdog the ntwdt driver reprograms the watchdog time out to the value specified in the property Appendix A Watchdog Timer Application Mode 77 Assign a value representing a duration that is longer than the time it takes to reboot and perform a crash dump If the specified value is not large enough the system controller resets the host if reset is enabled Note that this reset by the system controller occurs only once Understanding the User API The ntwdt driver provides an application programming interface by using IOCTLs You must open the dev ntwdt device node before issuing the watchdog IOCTLs Note Only a single instance of open is allowed on dev ntwdt More than one instance of open will generate the following error message EAGAIN The driver is busy try again You can use the following IOCTLs with the watchdog timer m LOMIOCDOGTIME m LOMIOCDOGCTL m LOMIOCDOGPAT m LOMIOCDOGSTATE m LOMIOCALSTATE Using the Watchdog Timer Setting the Timeout Period The LOMIOCDOGTIME IOCTL sets the timeout period of the watchdog This IOCTL programs the watchdog hardware with the time specified in this IOCTL You must set the timeout period LOMIOCDOGTIME bef
89. t port SER MGT to the serial port of another system FIGURE 1 4 12 Sun Netra T5440 Server Administration Guide April 2010 FIGURE 1 4 Tip Connection Between a Sun Netra T5440 Server and Another System SSS lt lt See ss pmm m an an SERRE LL LL EL _ seus be rr Tp W Omm Da Em EEO a e lel l l i V To Access the System Console Through the Tip Connection 1 Connect the RJ 45 serial cable and if reguired the DB 9 or DB 25 adapter provided The cable and adapter connect between another system s serial port typically ttyb and the serial management port on the back panel of the Sun Netra T5440 server Chapter1 Configuring the System Console 13 2 Ensure that the etc remote file on the other system contains an entry for hardwire Most releases of Solaris OS software shipped since 1992 contain an etc remote file with the appropriate hardwire entry However if the system is running an older version of Solaris OS software or if the etc remote file has been modified you might need to edit the file See Modifying the etc remote File on page 14 for details 3 In a shell tool window on the other system type tip hardwire The system responds by displaying connected The shell tool is now a Tip window directed t
90. the serial cable to the alphanumeric terminal s serial port Use a null modem serial cable or an RJ 45 serial cable and null modem adapter Connect this cable to the terminal s serial port connector 2 Attach the opposite end of the serial cable to the serial management port on the Sun Netra T5440 server 3 Connect the alphanumeric terminal s power cord to an AC DC outlet 4 Set the alphanumeric terminal to receive m 9600 baud m 8 bits m No parity m 1 stop bit m No handshake protocol Refer to the documentation accompanying your terminal for information about how to configure the terminal You can now issue system commands and view system messages using the alphanumeric terminal Continue with your installation or diagnostic procedure as needed When you are finished type the alphanumeric terminal s escape seguence For more information about connecting to and using the ILOM service processor refer to the ILOM User s Guide and the Sun Integrated Lights Out Management ILOM x x Supplement for the Sun Netra T5440 Server Accessing the System Console Through a Local Graphics Monitor Though it is not recommended the system console can be redirected to the graphics frame buffer After initial system installation you can install a local graphics monitor and configure it to access the system console You cannot use a local graphics monitor to perform initial system installation nor can you use a local graphics monitor to vie
91. together 3 Remove the hard drive from the device tree To remove the hard drive from the device tree type the following command cfgadm c unconfigure Ap Id For example cfgadm c unconfigure c0 dsk c0t3d0 This example removes c0t3d0 from the device tree The blue OK to Remove LED lights Sun Netra T5440 Server Administration Guide April 2010 4 Verify that the device has been removed from the device tree Type the following command cfgadm al Ap_Id Type Receptacle Occupant Condition c0 scsi bus connected configured unknown c0 dsk c0t0d0 disk connected configured unknown c0 dsk c0t1d0 disk connected configured unknown c0 dsk c0t2d0 disk connected configured unknown c0 dsk c0t3d0 unavailable connected configured unknown cl scsi bus connected unconfigured unknown cl dsk c1t0d0 CD ROM connected configured unknown usb0 1 unknown empty unconfigured ok usb0 2 unknown empty unconfigured ok usb1 1 1 unknown empty unconfigured ok usb1 1 2 unknown empty unconfigured ok usb1 1 3 unknown empty unconfigured ok usb1 1 4 unknown empty unconfigured ok usb1 2 unknown empty unconfigured ok Note that c0t3d0 is now unavailable and unconfigured The corresponding hard drive OK to Remove LED is lit 5 Remove the hard drive as described in Sun Netra T5440 Server Service Manual The blue OK to Remove LED goes out when you remove the hard drive 6 Install a new hard drive as desc
92. ts to the ok prompt m When the operating system is halted the system transitions to run level 0 in an orderly way m When the operating system crashes the system reverts to OpenBoot firmware control m During the boot process when there is a serious hardware problem that prevents the operating system from running the system reverts to OpenBoot firmware control m When a serious hardware problem develops while the system is running the operating system transitions smoothly to run level 0 m When you deliberately place the system under firmware control in order to execute firmware based commands the OpenBoot firmware is in control It is the last of these scenarios that most often concerns you as an administrator since there will be times when you need to reach the ok prompt Several ways to do this are outlined in Reaching the ok Prompt on page 23 For detailed instructions see To Obtain the ok Prompt on page 25 Sun Netra T5440 Server Administration Guide April 2010 OpenBoot ok Prompt Not Available After the Solaris OS Starts The OpenBoot firmware is not available and might be removed from memory once the Solaris OS starts To reach the ok prompt from the Solaris OS you must first halt the domain Use the Solaris OS halt 1M command to halt the domain Reaching the ok Prompt There are several ways to reach the ok prompt depending on the state of the system and the means by which you are accessing the
93. twork settings gt show SP network To connect through the network management port use ssh to the IP address you specified in Step 3 Accessing the System Console Through a Terminal Server The following procedure assumes that you are accessing the system console by connecting a terminal server to the serial management port SER MGT of your server Vv To Access the System Console Through a Terminal Server 1 Complete the physical connection from the serial management port to your terminal server The serial management port on the Sun Netra T5440 server is a data terminal equipment DTE port The pinouts for the serial management port correspond with the pinouts for the RJ 45 ports on the serial interface breakout cable supplied by Cisco for use with the Cisco AS2511 RJ terminal server If you use a terminal server made by another manufacturer check that the serial port pinouts of the Sun Netra T5440 server matches those of the terminal server you plan to use If the pinouts for the server serial ports correspond with the pinouts for the RJ 45 ports on the terminal server you have two connection options 10 Sun Netra T5440 Server Administration Guide April 2010 m Connect a serial interface breakout cable directly to the Sun Netra T5440 server See Accessing the Service Processor on page 7 m Connect a serial interface breakout cable to a patch panel and use the straight through patch cable supplied by y
94. type gt set SP customer_frudata data Multipathing Software Multipathing software enables you to define and control redundant physical paths to I O devices such as storage devices and network interfaces If the active path to a device becomes unavailable the software can automatically switch to an alternate path to maintain availability This capability is known as automatic failover To take advantage of multipathing capabilities you must configure the server with redundant hardware such as redundant network interfaces or two host bus adapters connected to the same dual ported storage array For the Sun Netra T5440 Server three different types of multipathing software are available m Solaris IP Network Multipathing software provides multipathing and load balancing capabilities for IP network interfaces a VERITAS Volume Manager VVM software includes a feature called Dynamic Multipathing DMP which provides disk multipathing as well as disk load balancing to optimize I O throughput m Sun StorageTek Traffic Manager is an architecture fully integrated within the Solaris OS beginning with the Solaris 8 release that enables I O devices to be accessed through multiple host controller interfaces from a single instance of the 1 0 device For More Information For instructions on how to configure and administer Solaris IP Network Multipathing consult the IP Network Multipathing Administration Guide provided with your spe
95. urs de sauvegarde de redondance et autres mesures n cessaires son utilisation dans des conditions optimales de s curit Oracle Corporation et ses affili s d clinent toute responsabilit quant aux dommages caus s par l utilisation de ce logiciel ou mat riel pour ce type d applications Oracle et Java sont des marques d pos es d Oracle Corporation et ou de ses affili s Tout autre nom mentionn peut correspondre des marques appartenant d autres propri taires qu Oracle AMD Opteron le logo AMD et le logo AMD Opteron sont des marques ou des marques d pos es d Advanced Micro Devices Intel et Intel Xeon sont des marques ou des marques d pos es d Intel Corporation Toutes les marques SPARC sont utilis es sous licence et sont des marques ou des marques d pos es de SPARC International Inc UNIX est une marque d pos e conc d e sous licence par X Open Company Ltd Ce logiciel ou mat riel et la documentation qui l accompagne peuvent fournir des informations ou des liens donnant acc s des contenus des produits et des services manant de tiers Oracle Corporation et ses affili s d clinent toute responsabilit ou garantie expresse quant aux contenus produits ou services manant de tiers En aucun cas Oracle Corporation et ses affili s ne sauraient tre tenus pour responsables des pertes subies des co ts occasionn s ou des dommages caus s par l acc s des contenus produits ou services tiers ou a leur
96. w power on self test POST messages To install a local graphics monitor you must have the following items m Supported PCI based graphics accelerator card and software driver m Monitor with appropriate resolution to support the frame buffer m Supported USB keyboard 16 Sun Netra T5440 Server Administration Guide April 2010 Supported USB mouse W To Access the System Console Through a Local Graphics Monitor 1 Install the graphics card into an appropriate PCI slot Installation must be performed by a qualified service provider For further information refer to the service manual for your server or contact your qualified service provider Attach the monitor s video cable to the graphics card s video port Tighten the thumbscrews to secure the connection Connect the monitor s power cord to an AC DC outlet Connect the USB keyboard cable to one USB port and the USB mouse cable to the other USB port on the Sun Netra T5440 server back panel FIGURE 1 2 Obtain the ok prompt For more information see To Obtain the ok Prompt on page 25 Set OpenBoot configuration variables appropriately From the existing system console type ok setenv input device keyboard ok setenv output device screen Note There are many other system configuration variables Although these variables do not affect which hardware device is used to access the system console some of them affect which diagnostic tests
97. work management ports you can type the ILOM escape sequence m You can log in directly to the service processor from a device connected to the serial management port See Accessing the Service Processor on page 7 m You can log in directly to the service processor using a connection through the network management port See Activating the Network Management Port on page 8 Chapter 1 Configuring the System Console 21 22 OpenBoot ok Prompt A Sun Netra T5440 server with the Solaris OS installed operates at different run levels For a full description of run levels refer to the Solaris system administration documentation Most of the time you operate a Sun Netra T5440 server at run level 2 or run level 3 which are multiuser states with access to full system and network resources Occasionally you might operate the system at run level 1 which is a single user administrative state However the lowest operational state is run level 0 At this state it is safe to turn off power to the system When a Sun Netra T5440 server is at run level 0 the ok prompt appears This prompt indicates that the OpenBoot firmware is in control of the system There are a number of scenarios under which OpenBoot firmware control can occur m By default before the operating system is installed the system comes up under OpenBoot firmware control m When the auto boot OpenBoot configuration variable is set to false the system boo

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