Software User Manual easyRAID S8A2 PCIe
Contents
1. Follow the onscreen instructions Click Finish to complete the installation RAlDGuard X Installation 1 2 Insert the CD ROM into the CD ROM drive of the server or PC Execute CD ROM Windows installer GUI easyRAID_IP_Win_ 1 5 exe Follow the onscreen instructions Select complete to install the server and client Select custom to choose which applications client or server to install when installing on a remote computer Click Finish to complete the installation Restart the computers US Note Storport and miniport are new storage drivers created by Microsoft for Windows Server 2003 and future Windows operating systems RAIDGuard X User s Manual Chapter 3 This chapter details the installation setup and configuration process for RAIDGuard X on the Mac operating system RAIDGuard X client must be installed on each computer that will monitor or administer the RAID system Driver Installation 1 2 3 4 Insert the CD ROM into the CD ROM drive of the server or PC Execute CD ROM MAC Driver easyRAID DR_MAC_1 5 0 easyRAID_DR_MAC_1 5 0 pkg Follow the onscreen instructions Click Finish to complete the installation RAIDGuard X Installation 1 2 Insert the CD ROM into the CD ROM drive of the MAC Execute CD ROM MAC Installation easyRAID_lIO MAC_1_5 0 mpkg Follow the onscreen instructions Select complete to install the server and client whe2. Ask your systems administer for SMTP Server details Mailing List To Email Address esupporidMeasyraid com v Remove Send Test Email SMTP Setting Mail Server Name leasyraid com From Email Address lesupport easyraid com Y SMTP Server requires authentication for user name and password User Name mis Password pernos Y SMTP POST event OK Cancel 29 RAIDGuard X User s Manual PART Chapter 7 Advanced Configuration Chapter 7 This chapter details the advanced usage of the RAIDGuard X Client It covers such functionality as alarms and modes slicing and expansion W Preferences The preferences button allows administrators to set the conditions of the controller such as performance modes caching and miscellaneous functions There are 3 tabs under Preferences Mode Cache and Misc Mode Disk Lag Proof Mode Check this box to activate Disk Lag Proof Mode A disk I O lag on a single drive of a RAID set introduces delays in delivering data from an entire RAID set Disk Lag Proof Mode limits these delays by regenerating data from parity and returns data to the host on time In return for limiting the delays there is a minor performance loss when this mode is enabled 7 Note This function does not support JBOD and NRAID NCQ Check this box to activate Native Command Queuing It allows several outstanding commands to be given to the drives at
3. EFI EFI is a replacement for the original BIOS firmware Originally developed by Intel it redefines how firmware communicates with the operating system It contains such information as platform related details boot and runtime service calls 47 RAIDGuard X User s Manual Appendix B This chapter details the icons used in this application and their use ICON Description Main Menu Icons b RAIDGuard X Server icon The icon that is on the desktop E and notification area Add Delete a controller Select the controller to administer Create Delete an Array Change the arrays within the E RAID Preferences for additional functions for Array operation Activate alarms mode settings cache settings password and controller card time Option Set the Slice expansion migration health disk locking LUNs and take a snapshot of the array Option Menu Icons y Slicing an array into several parts LUN Map Assign a LUN to a slice a 5 Expand an array to larger capacity by adding disks gt 3 Migrate from one RAID level to target RAID level Snapshot Create a backup of a slice m Health Center Repair Maintain Arrays Unlock Fix locked drives 48 Appendix B RAIDGuard X Icons ICON Description Application Icons A drive belongs to Array 1 2 3 4 A drive being deleted in Array 1 2 3 4 a perm easyRAID S8A2 PETT 49 RAIDGuard X User
4. Initialization type RE Select this option for normal use The data and parity will be initialized automatically font e Fy initialization x The performance will degrade to some degree during the initialization process Jv Assign LUN automatically g Summary Array 2 will be created Create Array Cancel 27 RAIDGuard X User s Manual Delete an Array Deleting an array removes the selected array and allows the drives to be used in another array or reconfigured for a new array Follow the steps to delete an array Step 1 Click on the disks containing the array to be deleted Step 2 Check the Confirm box when you understand that all the data on the disks will be lost Click Delete Array to complete the process 28 Chapter 6 Basic Configuration using RAIDGuard X Client Email It maybe necessary for network administrators to be send e mails in the event of errors alerts and changes to the RAID array These alerts can be e mailed to a maximum of 20 e mail addresses Mailing List Enter the e mail address es of people to receive controller errors Click Remove to delete e mail addresses from the list Click Send Test Email to check that the e mail is working SMTP Setting Mail Server Name Enter the address of the mail server From E Mail Address Enter the e mail address of the mail server SMTP Server Requires authentication Check this box if your mail server requires a username and password
5. a Level 1 array 52 Appendix D Contact Us TE RAID 0 1 RAID 0 1 combines mirroring and striping functions on a minimum of four hard disks Mirroring provides full redundancy and protects data in case of multiple drive failure providing that data on one of each mirrored pair of drives is intact RAID 0 1 Combination of striping and mirroring Characteristics m This configuration provides optimal speed and reliability m Requires even number of disks minimum 4 disks The diagram below represents the writing of data on a RAID 0 1 array composed of four HDDS connected to the controller The controller creates a RAID O array from two RAID 1 sub arrays Arrangement of data blocks saved on a Level 0 1 array RAIDGuard X User s Manual RAID 5 RAID 5 uses a mathematical expression that compares data from two drives and calculates a third piece of data called parity Should one of the drives fail parity data can be used to rebuild the failed data Under RAID 5 parity data is stored across all drives in the array This maximizes the amount of storage capacity available from all drives in the array while still providing data redundancy Data on RAID 5 is block interleaved RAID 5 ndependent data disks with distributed parity blocks Characteristics Recommended use m Each entire data block is written on a data disk m File and application Parity for blocks in the same rank is generated servers on Writes r
6. interface enables easy monitoring of the status of a RAID in an intuitive format Chapter 1 Introduction ee EVENT NOTIFICATION Email event notification keeps the administrator informed of the status of the RAID system Remote Monitoring The RAlDGuard X client must be installed on a Java based computer in order to view the details of the RAID system away from the server Operating systems supported Windows Windows 2000 Professional Server SP4 Advance SP4 Server SP4 Windows 2003 Server Server R2 Enterprise Server Edition Enterprise Enterprise Edition SP1 Edition SP1 Edition 32 64 32 64 bits 32 64 bits bits Others Windows XP Windows Vista Professional 32 64 bits SP2 Mac OS X OSX 10 4 7 for Intel Xeon OSX 10 4 7 for PPC Linux Fedora core 5 for SMP platform Red Hat core 6 for SMP core 6 for none platform SMP platform core 5 for none SMP platform Enterprise 4 for Enterprise 4 for SMP platform none SMP platform SUSE 10 1 for SMP SUSE 10 1 for Platform none SMP Platform 2 6 16 13 4 2 6 16 13 4 default default RAIDGuard X User s Manual Installation prerequisites RAIDGuard X is designed to be used in conjunction with easyRAID S8A2 PETT easyRAID S8A2 PER2 RAID system Users require the following Hardware requirements e CD ROM drive e Ethernet Connection for remote monitoring e easyRAID S8A2 PETT easyRAID S8A2 PER2 installed Softwar
7. many channels and drives tea G m Any application requiring Fastest and most efficient array type but offers no high bandwidth fault tolerance m Storage capacity No of disks x capacity of smallest disk The diagram below represents the writing of data on a RAID O array composed of four HDDS connected to the controller Data blocks are distributed across all disks in the array Arrangement of data blocks saved on a Level 0 RAID 91 RAIDGuard X User s Manual RAID 1 RAID 1 is commonly referred to as Disk Mirroring Disk Shadowing or Disk Duplexing as all data is duplicated across both disks RAID 1 can only be performed with two hard drives with four drives RAID 0 1 is configured automatically As data is identical on both disks storage capacity is that of the smaller disk RAID 1 has poor performance for write operations but very high performance for read intensive operations RAID 1 Mirroring Characteristics Recommended use Better Read transaction rate then single disks m Accounting same Write transaction rate as single disks Payroll m 100 redundancy of data means no rebuild of Financial data is necessary in case of disk failure just a copy to the replacement disk All the disks have the same data m Any application requiring high availability RAID level 1 requires two drives Storage capacity Capacity of smaller disk ee A B ojo ojojo Arrangement of data blocks saved on
8. one reason or another have stopped being recognized by the controller Follow the steps below to select a drive to unlock or change the ID Locked drives prevent the accidental loss of user data when disk drives are installed one at a time or a RAID member is accidentally removed while the system is powered on The meta data and user data on the locked drives are preserved for online offline recovery If users don t need the data of the locked drive any longer the locked drive can be changed into a spare drive by the command of Unlock Drive Step 1 Select the drive with the amp icon It will change to the 2 icon Step 2 Check the Confirm box and then Unlock Drive 1 Select locked drives to unlock 1342420 2 I understand that updating locked drive s status will cause all data on locked drive s to be lost D Summary Unlock Drive Cancel During rebuilding the following screen will be displayed ddddadddd Show e Array Drives Information Value Array No 1 a Status Degraded RAID Type On The Fly Stripe Size 128 KB RAID Level RAID 5 Rebuilding RAID 4 W Capacity 1117 GB Slice 0 1117 GB LUN 0 44 RAIDGuard X User s Manual Appendix A Array See Disk Array Cache Controller memory used to speed up data transfer to and from a disk Disk Array A collection of disks from one or more commonly accessible disk controllers combined with a b
9. overview of all disks 6 i e pod lFaefae 127 0 0 1 ST3500641NS 57340083245 an om 424 WwW NHN Ks Snapshot The progress of the snapshot is displayed in the snapshot tab To enable the snapshot function see Options gt Snapshot E omen 1127 0 0 1 10007362000540077 162000 Connected 23 RAIDGuard X User s Manual Events Displays a list of the most recent events These events are automatically saved in Ca Program Files easyRAID RAIDGuard Xi Client Log as txt files To clear the log click File gt Clear Log File Controller Help greeeeeeaggeageeseneesnes 4 O BBY ee Add Controller Remove Controller Create Array Delete Array Preference Email Option Serial Number 5003661000540073 Controller Name IFAE 61000 110 10 889 174 Connected jaccusys testsy ie ES Controller Array Drive Snapshot Event Time Event Message 06 1207 14 18 19 Create Shot 1 Start 06 12 07 11 34 00 Array 1 RAID Initislization Succeed 06 12 07 11 33 59 Array 1 RAID Initialization Start 06 12 07 11 10 30 Array 1 RAID Initialization Succeed 06 12 07 11 10 29 Array 1 RAID Initialization Start 06112 07 10 52 53 System Boot Succeed 06 12 07 10 52 52 Drive 4 Plug In 06 12 07 10 52 52 Drive 3 Plug In 06 12 07 10 52 51 Drive 2 Plug In 06 12 07 10 52 50 Drive 1 Plug In 06 12 07 10 52 49 Drive 8 Plug In 06 12 07 10 52 49 Drive 7
10. GB Available 817 GB Step 3 Check the Confirm box and then the OK 36 Chapter 7 Advanced Configuration 33 LUN Map A LUN is a unique identifier used on a SCSI bus that enables it to differentiate between up to eight separate devices Use the LUN map to attach a unique identifier to a slice Follow the steps below to map a LUN Step 1 Select the Array to map Step 2 Choose a LUN and from the drop down list select a series to map to Step 3 Check the Confirm box and then OK TA Note For an explanation of LUNs see Appendix A Glossary Select an existing array or JBOD to map LUN dddddddd 2 Set LUN map LUN O 15 LUN 16 31 LUN 32 47 LUN 48 63 LUM O v m 1 Po Jun 2 fo J tus Py LUM 4 J LUN 5 Sse LUM 6 LUM 7 A LUN S LUNs fo rj 10 Po tu 1 Py LUN 12 ka LUN 13 o rji 14 fo J tu 15 y 3 I understand that modifying the LUM map setting will cause the host volume linkage to be altered Confirm T Summary E Cancel 37 RAIDGuard X User s Manual ea Expansion Expansion allows the adding of extra drives to an array with the need to rebuild the array This is carried out online without the need to stop data transfer Follow the steps below to select an array to expand Step 1 Select the array to add additional disks to and select the number of disks to be added A sign is added above the disk s to be added Step 2 Check the Co
11. Plug In x 24 Chapter 6 Basic Configuration using RAIDGuard X Client Removing To remove a controller select a controller and then click the Remove Controller button to remove the controller from the table File Controller Help Serial Number Controller Name Controller Array Drive Snapshot Event Firmware Hardware Vendor System Version Model Name Boot Version Controller Name BIOS Version Serial No EFI Version Memory 25 RAIDGuard X User s Manual ES Creating and Deleting Arrays Administrators can choose how best to distribute the disks available Once an array has been created it can be further administered in the Options section Creating and Array When the RAID system is first configured an Array needs to be setup This array tells the RAID system how many disks to use and what their function should be The easyRAID S8A2 PETT easyRAID S8A2 PER2 support the following RAID levels 0 1 5 6 0 1 and JBOD Follow the steps below to create an array Step 1 Select the RAID level from the drop down menu Available levels are 0 1 5 6 0 1 and JBOD Each level has a minimum disk requirement and this is shown in the information to the right of the drop down list UE Note Details on the RAID levels are in Appendix C Introduction to RAID Levels Step 2 Select the stripe size from the drop down menu Available stripe sizes ar
12. Scheduling radio button Step 3 Select the required shot by clicking on the Shot No radio button From the respective drop down menus select the Source Slice and Destination Slice Unavailable shots are greyed out Step 4 Check the Check the Confirm box and then OK to split the snapshot Resynchronize shot Resynchronize the selected shot This function can speed up mirror for previously snap shot Step 1 Select the Resynchronize shot function from the drop down menu Step 2 Select the required shot by clicking on the Shot No radio button You only can select splitting shot for resynchronize Step 3 Check the Check the Confirm box and then OK to split the snapshot 41 RAIDGuard X User s Manual 1 The destination slice must be larger than the source slice 2 The Source Slice and the Destination Slice can be on different arrays 3 The Destination Slice must NOT be mapped to a LUN 4 A shot will not be deleted if the details of the array change The only way to delete a shot is using the delete function under Snapshot The progress of the snapshot is displayed in the snapshot tab of the front window File Controller Help T GC E E UJS Add Controller Remove Controller Create Array Delete Array Preference Email Option Serial Number 003661000540073 Controller Name FAE 61000 Connected 7 jeasyRAIDtestey 10 10 88 174 Controller Array Drive Snapshot Event No Status
13. Source Destination Progress Export Date Time j st i 0706 12 14 32 F4 2 Available 3 Available 4 Available 5 Available 6 Available 7 Available 8 Available 42 Chapter 7 Advanced Configuration El Health Center If there are problems with the array then the health center can help to resolve them Follow the steps below to select an array to verify rebuild or condition Step 1 Select the Array to verify rebuild or condition Step 2 Click the radio button to Rebuild parity data Rebuilding parity on an array uses the data on the array to create new parity data not repair problems with the data Verify parity data verification that the data is free of errors Refresh array data and parity If choosing Refresh array data choose the priority between Low Med or High It Scans rewrites and scrubs bad data conditions caused by excessive vibration during disk I Os or Adjacent Track Interference ATI that causes data degradation Step 3 Click OK to start the operation 4 Select an existing array to verify rebuild or condition Deive os Model STs500641N5 Revision 3 4E Capacity 476544 ME ddddddid 2 Select a task Rebuild parity data Verify parity data Operation Start f Stop f Pause Priority 6 Low Middle High 1 Summary Selected Array No 1 OK Cancel 43 Y Unlock drives RAlDGuard X User s Manual Locked drives are drives that for
14. an necessary and has poor performance JBOD is a method of arranging multiple disks that is not technically a RAID at all Under JBOD Just a Bunch of Disks all disks are treated as a single volume and data is spanned across them JBOD provides no fault tolerance or performance improvements over the independent use of its constituent drives This appendix provides a summary of the features of each RAID level to enable users with differing requirements to make the best choice 50 Appendix D Contact Us SS EEE RAID 0 RAID 0 links each drive in the array as one huge drive Storage capacity is determined by the smallest drive in the array That capacity is then applied to format all other drives in the array If using a 40 GB 60 GB and 50 GB drive in a RAID 0 array your system will see one huge drive of 120 GB 40 GBx3 RAID 0 offers double or more performance under sustained data transfers when one drive per ATA port is used In such a configuration unlike Fibre ATA drives are always available to the system Fibre requires more management of the Fibre bus RAID 0 Striped disk array without fault tolerance Characteristics Recommended use RAID 0 implements a striped disk array the data m Video production and is broken down into blocks and each block is editing written to a separate disk drive m Image editing m O performance is greatly improved by spreading Pre press applications the I O load across
15. cscecescecescscusescesescesecs 19 CREATING AND DELETING ARRAY a AR 26 A ss beeen T haat E tee 29 CHAPTERZT ADVANCED CONFIGURATION 1 cccccccccsccccccccccccceccccccccccsccscces 31 PREFERENCES sta 31 AA A A SREY a A en Ree er 34 SE A ee ca lc e eta Os e o ca lo 35 PAIS Peer E ar tes en a nt e ts E 37 INS ON ee a do e e ed no e 38 NE A A A en 39 NS O arena at cee Meee IN AE eT A cen Ne 40 HEAT CENTER nl lt o ere dr dd in e 43 RUIN Ts OGG DRIVES a a ld lame att es 44 APPENDIEX A GLOSSARY a a 46 APPENDIX B RAIDGUARD X ICONS 2 c ccccccccccsccccccccccccccccccccccccccccccccccccccccees 48 APPENDIX C INTRODUCTION TO RAID LEVELS ccccccsccsscecccccccscceces 50 RAIDGuard X User s Manual PART ONE Introduction Chapter 1 Introduction Using this section Part 1 The RAIDGuard X User Manual supplements the user s manuals supplied with easyRAID S8A2 PETT easyRAID S8A2 PER2 It is intended to be read in a linear manner Users may prefer to skip more familiar sections but each of the steps below must be completed Gt Install Install RAIDGuard X client and server on your system G2 Configure Configure the RAlDGuard X Client to manage the RAID Arrays Manage Manage the RAID Arrays fix problems and be alerted to any problems The set up procedures in Windows versions MAC and Linux environments are different although the steps above are the same for bot
16. e 4 256KB The greater the stripe size the faster the I O output for each drive This speeds up disk access For an explanation of Stripe Sizes see Appendix A Glossary Step 3 Click the drives to be added to the array Note The image displayed will vary depending on which controller is being used 26 Chapter 6 Basic Configuration using RAIDGuard X Client Optional From the drop down menu select either On The Fly Initialization or Performance Evaluation On the Fly Initialization The default setting is for normal use The data and parity will be initialized automatically The performance will degrade to some degree during the initialization process Performance Evaluation Choose to evaluate the performance of the target array Data and parity are not initialized No data protection when this mode is on To automatically assign a LUN check the box Summary Informs on the Array to be created Click Create Array to complete the process Select a RAID level RAID 5 provides data error correction information and offers the mix of RAID Level 5 ka Kensie excellent performance and good fault tolerance Requires a minimum of 3 drives 2 Select stripe size Stripe size is a chunk of continuous data on the drives measured 256 KB in 512 bytes Generally use larger stripe when you have many large files and vice versa Otherwise please leave itas default 3 Select drives
17. e requirements e RAIDGuard X GUI follow the instructions in the relevant Setup section to download from the website http www easyRAID com e Supported operating system eo Java based application environment RAIDGuard X User s Manual Installation flowchart The set up process follows these steps Install eo Install the appropriate driver Drivers Install e Install RAIDGuard X Server or and Client on your RAIDGuard X host machine eo install RAIDGuard X Client on your workstation s for the remote connection Configure eo Launch RAlDGuard X Client on your host or RAIDGuard X workstation s e Choose a target controller to configure e Configure controller settings disk arrays preferences email notifications etc Administer the RAID Array e RAIDGuard X Client can also be installed on workstations to remotely access this controller through the same network Chapter 2 Installing the driver and RAIDGuard X on Windows Chapter 2 This chapter details the installation setup and configuration process for RAIDGuard X on a Windows operating system RAIDGuard X client must be installed on each computer that will monitor or administer the RAID system Driver Installation 1 2 3 4 Insert the CD ROM into the CD ROM drive of the server or PC Execute CD ROM Windows installer Driver IA64 x32 and x64 2000 XP 2003 and vista easyRAID DR_Win_xxxxport_xx xx_1 5 0 0 msi
18. easyRAID S8A2 PCle Host Interface 42 30000 5106 PCle to Serial ATA II Disk Array System Version 1 1 PCle to Serial ATA Il Disk Array System easyRAID S8A2 Software Manual Preface Notice Product features and specifications described in this manual are subject to change without notice The manufacturer shall not be liable for any damage or for the loss of information resulting from the performance or use of the information contained herein Trademarks The names of products and logos referenced herein are trademarks and or service marks or registered trademarks and or service marks Microsoft Windows Windows NT Windows 2000 Windows 2003 Windows XP Windows Vista and MS DOS are either trademarks or registered trademarks of Microsoft Corporation Intel and Pentium are registered trademarks of Intel Corporation Mac Mac OS and Macintosh are either registered trademarks or trademarks of Apple Other product and company names mentioned herein may be trademarks and or service marks of their respective owners All contents of this manual are copyrighted The information contained herein is the exclusive property and shall not be copied transferred photocopied translated on paper film electronic media or computer readable form or otherwise reproduced in any way without the express written permission Manual version 1 1 Copyright 2007 All rights reserved RAIDGuard X User s Manual About this man
19. ecorded in a distributed location and y Database servers heck R A ee ea eee l a WWW E mail and News m Highest Read data transaction medium Write servers data transaction rate Relatively low ratio of ECC Parity disks to data disks means high efficiency compared to other RAID levels Good aggregate transfer rate Storage capacity No of disks 1 x capacity of smallest disk m Intranet servers Most versatile RAID level The diagram below represents the writing of data on a RAID 5 array composed of four HDDS connected to the controller Parity blocks are represented by the letter P Arrangement of data and parity blocks saved on a Level 5 RAID 94 Appendix D Contact Us SS EEE RAID 6 RAID 6 Is stripes blocks of data and parity across an array of drives like RAID 5 except that is calculates two sets of parity information for each parcel of data The goal of this duplication is solely to improve fault tolerance RAID 6 can handle at most one fault Performance wise RAID 6 is generally slightly worse than RAID 5 in terms of writes due to the added overhead of more parity calculations but may be slightly faster in random reads due to spreading of data over one more disk As with RAID levels 4 and 5 performance can be adjusted by experimenting with different stripe size RAID 6 Independent data disks with double parity blocks Characteristics Recommended use m Array Capacity size of smal
20. er 6 Basic Configuration using RAIDGuard X Client File Controller Help Controller Array Drive Snapshot Event Firmware Hardware Vendor System Version Model Name Boot Version Controller Name BIOS Version Serial No EFI Version Memory Controller Update Update Firmware Click to update the firmware of the controller card Update Boot Code Click to update the boot code of the controller card Update BIOS amp EFI Click to update the BIOS and EFI of the controller card A Caution Before updating the firmware Boot code or BIOS check the Remove from Windows Startup label under the windows server icon on the windows notification area RAIDGuard X User s Manual Update Boot Code Lookin Boot Code y My Recent Documents 5 0 bin EsjeasyRAID BIOS 1 My Documents wr O My Computer e File name easyRAID_BIOS_1 5 0 bin Open My Network Places Files of type fai Files Cancel 7 Note Do NOT unzip the gzip file before installation Help About RAIDGuard X RAID Displays information about the RAlDGuard X version Help Center Displays the help for RAIDGuard X Chapter 6 Basic Configuration using RAIDGuard X Client Adding and Removing Controllers In order to administer a controller it first needs to be added to the network Once added the administrator is given full control over
21. es to pre fetch The default is 32 this is the recommended number Drive Cache Choose which drives to cache When more than one application accesses the database the first applications cache needs to synchronize with the second Each drive contains a built in write cache checking these boxes chooses which drives to enable the caching on Caching improves the efficiency and speed of data transfer 32 Chapter 7 Advanced Configuration Mode Cache MISC Controller Cache O Synchronize Cache Read Pre fetch 22 stripes l Drive Cache 1 Drive 1 8 Drive 9 16 Drive 17 24 Drive 1 Drive 2 Drive 3 Drive 4 Drive 5 Drive 6 Drive 7 Drive 8 41 Drive Cache On o ra MISC Controller Time Click this button to see a calendar and to change the time of the controller Password Enter the new controller password The default password is 00000000 8 zeros Type another 8 characters Controller Time 07 06 04 06 35 AM Password 8 character Format Password Confirmation OK Cancel 33 RAIDGuard X User s Manual S Options The Options menu provides the methods for changing the details of and fixing problems with the array Click the required option and then click Next to proceed Slicing Divides an existing array into multiple slices or merge multiple slices together O LUN Map Maps volumes of s
22. h gt Windows users should refer to Chapter 2 gt Apple Mac users should refer to Chapter 3 gt Linux users should refer to Chapter 4 RAIDGuard X User s Manual Chapter 1 This chapter introduces the features and capabilities of the RAIDGuard X software You will find gt A full introduction to your RAID system gt Details of key features Overview RAIDGuard X is a powerful tool which supports remote monitoring of multiple RAID system that are connected to the same network The software comes with 2 components Server and Client Server Enables the server to recognize the RAID system Client The client software can be installed on any computer that needs to administer the RAID system The client software works on any computer running Java 1 5 09 or above and is used to administer RAID system lt contains all the functionality needed to configure and administer RAID arrays Use the software to e add and delete arrays fix problems with disks manage the arrays and disks set audio and e mail alerts monitor the status of multiple system Key Features RAIDGuard X is designed to be used in conjunction with easyRAID S8A2 PETT easyRAID S8A2 PER2 Supports multiple easyRAID S8A2 PETT easyRAID S8A2 PER2 per host Java Based Graphical User Interface GUI Multi platform and Operating System support Remote monitoring Event notification Snapshot function RAIDGUARD X CLIENT GUI The graphical user
23. ing options A O IAEA 1 Run at Windows Startup Uncheck to prevent RAlDGuard X Server from starting when Windows starts Default 2 Remove from Windows Startup Check to remove RAIDGuard X Server from the Windows startup menu 3 Exit Close RAIDGuard X Server T J Note If the server icon is not displayed go to Start gt Programs gt easyRAID gt RAIDGuard X gt RAIDGuard X Server If the server isn t visible then reinstall the software If a RAID card cannot be found the following message will be displayed Click OK to clear it Mac Users RAIDGuard X server will automatically load itself and run as a daemon program during Mac OS system startup 15 RAIDGuard X User s Manual Chapter 6 This chapter details the basic usage of the RAIDGuard X Client Use this application to administer RAID system It covets such functionality as adding and removing systems and arrays and e mailing alerts to administrators Starting Before starting ensure that the RAID controller has been configured in the BIOS of the controller card To start RAlIDGuard X Client either click the desktop icon or go to Start gt Programs gt easyRAID gt RAIDGuard X gt RAIDGuard X Client The menu bar across the top contains the following functions File Exit Closes the program Clear Log Clear the event log These events are automatically saved in RAIDGuard X Application Log as txt files Chapt
24. lest drive x m File and application number of drives 2 servers m Storage Efficiency If all drives are the same Database servers sizes then number of drives 2 number of a WWW E mail and News drives servers Fault Tolerance very good to excellent m Intranet servers Requires a minimum of four drives m Apply to high reliability servers environment Disk1 Disk2 Disk3 Disk4 55 RAIDGuard X User s Manual JBOD JBOD Just a Bunch of Disks reports the individual drives The operating system will see each drive in the JBOD mode as a individual drive There is no RAID protection in the JBOD mode The JBOD mode allows the user to connect more hard drives without taking up IDE connections on the motherboard JBOD Spanned disk array without fault tolerance Characteristics Recommended use JBOD reports individual disks For most uses not requiring fault tolerance RAID 0 is better JBOD has the advantage if you Storage capacity Sum of constituent drive are using several drives Capacities of different capacities No fault tolerance Poorer I O performance than RAID 0 al Disk 1 Disk 2 Logical Volumes rs Disk N Host PCl e RAID Controller Physical Drive Disk N Disk 2 Disk 1 Arrangement of data saved on a JBOD array 56
25. lices to the logical unit number of the host O Expansion Increases total capacity of an array by adding spare drives O Migration Misrates current RAID level to other desired RAID level Snapshot Allows you to create minor s of existing volumes of array for backup O Health Center Allows you to repair and maintain RAID arrays Unlock drives Changes the locked dives status 34 Chapter 7 Advanced Configuration pil Slicing Hard drive slicing partitions the drives of an array so that it appears as a separate volume without reducing the speed Follow the steps below to select an array to slice or merge Step 1 Select the array to slice or merge by clicking on a disk with an array number 1 Select an existing array to slice or merge 33222223 2 Set slice size Slice O 7 slice 8 15 Slice O tab Slice 1 56 Slice 2 fl fa Slice 3 0 Gb Slice 4 Uta Slice 5 Ob Slice 6 TERE Slice 7 tae ll 3 T understand that slicing an array or merging slices will cause data on the array to be lost Confirm ce Summary GE Cancel Step 2 Click the slice to create and use the slider bar or buttons to adjust the size Click OK to complete TI Note Slices must be adjusted in order ie Slice 0 Slicel Slice 2 etc Each array supports a maximum of amp slices 35 RAIDGuard X User s Manual Input Slice Size ES Array 1 Slice 1 Setting Size 673
26. migrating an array will cause data on the migrated drive s to be lost fv Confirm m Summary Selected Array Mo 1 Migrate Cancel 39 RAIDGuard X User s Manual Snapshot The snapshot function mirrors the data from one slice onto another thereby backing up the data From the drop down menu select Create Shot Delete Shot and Split Shot Create Shot Creates a snapshot of the selected slice A maximum of 8 shots can be created Once all shots have been used older shots must be deleted before new ones can be taken Step 1 Step 2 Step 3 Delete Shot Select the Create Shot function from the drop down menu Select the required shot by clicking on the Shot No radio button From the respective drop down menus select the Source Slice and Destination Slice Unavailable shots are greyed out Check the Confirm box and then OK to take a snapshot 4 Select Mirror Snapshot function Split Shot v Split an existing shot or change scheduling Create Shot Delete Shot Split Shot ShotNo Soruce slice Destination slice Status t Scheduling Cancel Scheduling Shot1 Array 1 Slice 0 y Array 1 Slice 1 y Syne Available Available Available Available Available Available Available 3 I understand that having snapshot could affect the overall performance C Confirm 2 Summary Deletes the selected shot Step 1 Step 2 Step 3 Select the Delete Shot function from
27. n the controller is installed in this computer Select custom to choose which applications client or server to install when installing on a remote computer Click Finish to complete the installation Restart the computers Chapter 4 Installing the driver and RAIDGuardX on Linux Chapter 4 This chapter details the installation process for RAID Guide X Server and Client on a Linux operating system RAIDGuard X client must be installed on each computer that will monitor or administer the RAID system Driver Installation 1 Insert the CD ROM into the CD ROM drive of the server or PC 2 Open CD ROM Linux Installation folder 3 Select your OS description txt file and follow the instructions RAIDGuard X Installation 1 Insert the CD ROM into the CD ROM drive of the server or PC 2 Open CD ROM Linux Installation folder 3 Select readme_GUI txt description txt file and follow the instructions RAIDGuard X User s Manual PART THREE Basic RAID Configuration Chapter 5 RAlDGuard X Server Chapter 5 The RAIDGuard X Server is responsible for communicating with the RAID system its purpose is to identify that the RAID system is connected to the server Windows Once installed the RAID Server will look for available xi RAID Cards and display the following message Click OK a r to clear it An icon will be added to the windows notification area Right click on the icon to display the follow
28. nfirm box and then Expand Array 4 Select an existing array to expand and the additional drives used For the expansion Drive 56 Model 5T3400853215 Revision 3 05 Capacity 361455 ME ddddddid Mumber of additional drives to be added to this array f drive ka 1 drive 2 I understand that expanding an array will cause data on the drive s being added to be lost W Confirm a Summary Selected Array Ho Added Drivels 2 H Expand Array Cancel It is only the number of drives that can be chosen not the specific disk 38 Chapter 7 Advanced Configuration Migration Migration allows RAID types to be changed without the need to delete the array and rebuild This can be useful when new disks have been added and a new array type needs to be created Follow the steps below to select an array to migrate This changes the RAID type eg from RAID 1 to RAID 5 Step 1 Select the Array to migrate From the drop down menu select the RAID Level to Migrate to then select the Total Drives to include in the array A sign is added above the disk s to be added and a sign above the disk s to be removed Step 2 Check the Confirm box and then Migrate a Select an array and choose the RAID level to migrate Eo ER oh bd oe Model ST3500641N5 Revision 3 4EC Capacity 476544 ME Migrate to RAID Level 0 Total drives 2 drives 2 I understand that
29. ody of Array Management Software Array Management Software controls the disks and presents them to the array operating environment as one or more virtual disks Firmware See Array Management Software Host Computer Any computer system to which disks are directly attached and accessible for I O Mainframes and servers as well as workstations and personal computers can all be considered host computers in the context of this manual as long as they have disks attached to them LUN A LUN Logical Unit Number is a unique identifier used on a SCSI bus that enables it to differentiate between up to eight separate devices or logical unit Each LUN is a unique number that identifies a specific logical unit which may be an end user a file or an application Native Command Queuing NCQ NCQ allows several outstanding commands to be given to the drives at one time The commands are carried out in sequence instead of the order they are given Rather like pressing buttons in a lift the lift goes to the next floor in the list not the order that the buttons are pressed This speeds up the disk access and reduces the load on the drives Parity Parity information is redundancy information calculated from actual data values If any single piece of data is lost the remaining data and the parity information can be used together to calculate the lost data Parity information can either be stored on a separate dedicated drive or be mixed wi
30. one time therefore increasing the performance of the hard dives Note For an explanation of NCQ see Appendix A Glossary SMART Mode Check this box to activate SMART Mode Choose from 1 minute to 8 hours the number of minutes for SMART Mode to be active SMART Mode monitors the performance of the hard drives to predict hard drive failure 31 RAIDGuard X User s Manual For an explanation of SMART Mode see Appendix A Glossary Beeper Sound an audible alarm on the controller in the event of an error Equalization Mode Check this box to smooth the performance of sequential I Os and reduce fluctuation peak performance will be reduced For video editing enable equalization to prevent video frame drops Mode Cache MISC _ Disk Lag Proof Equalization Mode a A Cache Controller Cache Check this box to enable the system cache This speeds up the data transfer to and from the disks Synchronize Cache Check this box to enable cache synchronization When Synchronize Cache mode is disabled the RAID system works correctly but does not actually perform any cache flushing For video capture disable synchronization because the video capture needs to be able to constantly write data to the RAID system without long SYNCHRONIZE CACHE latency Read Pre fetch Identifies sequential access patterns and aggressively pre fetches patterns into cache From the drop down list choose the number of strip
31. r 6 Basic Configuration using RAIDGuard X Client E _ The Hardware tab details the Controller Temperature and fan speed The Power tab details battery status and power status 21 Array RAIDGuard X User s Manual The Array amp Drives tab provides details on the status of the drives eg which array they are assigned to It also has 2 radio buttons Array and Drives The image opposite will change depending on whether the easyRAID S8A2 PETT easyRAID S8A2 PER2 is installed The number above the drive displays the array number Clicking the Array radio button displays information about the array The Array No Status RAID Type Stripe Size RAID Level Capacity and Slice Clicking the Drives radio button displays information about individual drives Click on each drive image to see its details Disk No Status OK or Failed Type RAID or Spare Model Revision and Capacity Controller 4rray Drive Snapshot Event dddddddd Show is Arrak O Drives Information Value Array Mo 1 de Status On line RAID Type Evaluation Stripe Size 178 KB RAID Level RAID 5 Capacity 745 GB Slice O 350 GBCLUM 0 395 GE LUN 14 poles EE Show Array Drives Information Value Drive No 1 se status OK Type RAID Model STIS00641 NS Revision SAEC Capacity 465 GB a 22 Chapter 6 Basic Configuration using RAIDGuard X Client E Drive Display the
32. re put in Boldface font Table of Contents PREFACE ice AER RYO 1 NOTICE eee ee ne een Ree a ERT Rt em E O me NE en ae 1 TRADEMARKS rts Pett atthe paradas sadi caidas 1 ABOUT TELS EAI Ui usarlos iosadi ota ea 2 GUIDETOCONVENTION S usada SI 2 TABLE OF CONTENTS sesessesecscseseccesecccsesecsesesccsesecccsescosesesecseseocoseseosesesecseseseeseseo 3 USING TAS SECTION e EA A E 5 CHAPTERT INTRODUCTION cocida 6 OVER VIEW A T N 6 KEY PEA TURES dee a ce cdi a 6 RATDGUARD X CUENTO UE die econ Esad 6 EVI NT NOTIFICATION gt nde sates 7 REMO MON eee tO A 7 OPERATING SYSTEMS SUPPORTED csccsceccsceccsceccscecscscascscasescesescesescssescssescscescscasences 7 NA A A A 7 IO TA II A A A 7 IT ASA A A A 7 INSTALLATION PREREQUISITES 30d tac tess 8 Hardware FEQUIFCINOTIS A A A E EE S DO NWAaTe TEQUITCM CNIS a A al S INSTALLATION FLOW CHAR cata tain a a N a a a a 10 CHAPTER2 INSTALLING THE DRIVER AND RAIDGUARD X ON WINDOWS 11 CHAPTER 3 INSTALLING THE DRIVER AND RAIDGUARD X ON MAC OS 12 CHAPTER 4 INSTALLING THE DRIVER AND RAIDGUARDX ON LINUX 13 CHAPTER 5 RAIDGUARD X SERVER esesecsesesceseseosesesccseseocosesecccsescococeseseosesesecsesesees 15 TTE A RENEA EEE EE IEEE E A N NAE ET A 15 WAAC TS NCIS eles eae E EE E IEN A O 15 CHAPTER 6 BASIC CONFIGURATION USING RAIDGUARD X CLIENT 16 STARTING o sl es e e ade ai tt e ek ll 16 ADDING AND REMOVING CONTROLLERS sceccececcececcsceccsceccscuc
33. s Manual Appendix C The easyRAID S8A2 PETT easyRAID S8A2 PER2 can support the following RAID levels 0 1 0 1 5 6 and JBOD Which is the right level for you The answer depends on the application you use your RAID for RAID Level 0 offers high transfer rates and is ideal for large blocks of data where speed is of importance Computer Aided Design Graphics Scientific Computing Image and Multimedia applications are all good examples If one drive in a RAID O array fails however the data on the whole array is lost RAID Level 1 may be an appropriate choice if cost and performance are of significantly less importance than fault tolerance and reliability RAID Level 0 1 offers a compromise between the reliability and tolerance of level 1 and the high transfer rates provided by level 0 RAID Level 5 arrays offer high I O transaction rates and are the ideal choice when used with on line transaction processing applications such as those used in banks insurance companies hospitals and all manner of office environments These applications typically perform large numbers of concurrent requests each of which makes a small number of disk accesses If one drive in a RAID 5 array fails the lost data can be rebuilt from data on the functioning disks RAID Level 6 is similar to RAID level 5 A second set of parity information is written across all the drives This is equivalent to double mirroring This level may be more fault tolerant th
34. th the data across all the drives in the array 46 Appendix A Glossary RAID Redundant Array of Independent Inexpensive Disks A disk array in which part of the storage capacity is used to store redundant information about user data stored on the remainder of the storage capacity The redundant information enables regeneration of user data in the event that one of the array member disks or the access path to it fails See Parity Different RAID levels offer different data throughput speeds and fault tolerance data redundancy RAID 0 does not feature redundant information but is nonetheless considered a type of RAID SMART Self Monitoring Analysis and Reporting Technology Mode SMART Mode monitors the performance of the hard drives to predict hard drive failure Stripe Size Stripe size is the maximum number of sectors the RAID system can access without accessing another disk The stripe size is also the size of the cache for the RAID A larger stripe is preferable since it reduces the number of I O requests made to a physical disk and lets the buffer cache work more efficiently Slicing Unlike striping slicing allows the creation of arrays from a single disk without a loss of speed as the disk fills up This is because when striping across disks the center of the disk fills up and when it s being written to it slows down Slicing creates new disk partitions with similar characteristics therefore keeping the speed the same
35. the controller Adding Click the Add Controller button to display a list of available controllers on the network Click on the one to administer enter the password the default password for the easyRAID S8A2 PETT easyRAID S8A2 PER2 is 00000000 8 zeros and click Add Controller Name A Controller s nick name You can assign a name to the controller T J Note The maximum number of controllers that can be displayed is 100 Password aes Controller Name l 2000 Add Cancel Once the controller has been added the following screen is displayed the 5 tabs Controller Info Array Drives Snapshot and Events are populated 19 RAIDGuard X User s Manual File Controller Help E E B BL JG Add Controller Remove Controller Create Array Delete Array Preference Email Option A es PES Connected Firmware Hardware Power vendor easyRAID System Version 1 4 Model Name S8A2 PETT Book version 1 2 Controller Name 62000 BIOS Version 22 EFI Version 09 Serial Mo 0007362000540077 Memory 512 MB RAID System Info The controller info tab provides details on the Vendor Model Name and Serial No It also has 3 tabs Firmware Hardware and Power Firmware Hardware Power The Firmware tab details the System Version Boot version Bios version and EFI Version System version 1 4 Boot version 1 2 BIOS Version 22 EFI Version 09 20 Chapte
36. the drop down menu Select the required shot by clicking on the Shot No radio button From the respective drop down menus select the Source Slice and Destination Slice Unavailable shots are greyed out Check the Confirm box and then OK to delete a snapshot 40 Chapter 7 Advanced Configuration Split Shot Split Now Splits the selected shot The shot is split and read as two separate shots therefore it becomes two separate slices after being split Step 1 Select the Split Shot function from the drop down menu Step 2 Select the Split Now radio button Step 3 Select the required shot by clicking on the Shot No radio button From the respective drop down menus select the Source Slice and Destination Slice Unavailable shots are greyed out Step 4 Check the Check the Confirm box and then OK to split the snapshot Split Scheduling It can set any time to split shot Step 1 Select the Split Shot function from the drop down menu Step 2 Select the Split Scheduling radio button Step 3 Set split time Step 4 Select the required shot by clicking on the Shot No radio button From the respective drop down menus select the Source Slice and Destination Slice Unavailable shots are greyed out Step 5 Check the Check the Confirm box and then OK to split the snapshot Cancel Scheduling Cancel the split shot scheduling Step 1 Select the Split Shot function from the drop down menu Step 2 Select the Cancel
37. ual Thank you for choosing an RAID storage solution This manual takes you step by step through the installation and configuration of the RAlDGuard X software PART ONE Introduction Chapter 1 Introduction provides an overview of the software and its features PART TWO Software Installation Chapter 2 Installing RAIDGuard X on Windows Chapter 3 Installing RAIDGuard X on Mac OS Chapter 4 Installing RAIDGuard X on Linux PART THREE Basic RAID Configuration Chapter 5 RAIDGuard X Server Chapter 6 Basic Configuration using RAlDGuard X Client PART FOUR Advanced RAID Configuration Chapter 7 Advanced Configuration PART FIVE Appendices Appendix A Glossary defines relevant technical terms used in this manual Appendix B RAIDGuard X GUI Icons lists the icons and their functions used in the application Appendix C Introduction to RAID Levels describes all available RAID levels available from this software Appendix D Contact Us lists contact details of business units around the world Guide to conventions Important information that users should be aware of is indicated with the following icons AN Caution This icon indicates the existence of a potential hazard that could result in personal injury damage to your equipment or loss of data if the safety instruction is not observed Mote This icon indicates useful tips on getting the most from your software Important terms commands and programs a
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