RAIDGuard X Server
Contents
1. 10 16 08 15 50 58 ROM image 2 check succeeded 10 16 08 15 50 57 ROM image 1 check succeeded 10 1 6 08 15 50 55 Memory module 1 check succeeded Accusys ag LNG aa RAIDGuard X User s Manual Removing To remove a controller select a controller and then click the Remove Controller button to remove the controller from the table When the popup window appears select Yes File Controller Help A WG YG A Option Add Controller Remove Controller Create Array Delete Array Email Preference _ Net Serial Number Controller Name Status oO localhost 169 254 178 70 5001962100501088 Connected localhost 169 254 178 70 S000362100501088 2 Connected Controller Array Drives Snapshot Event Drive Status Type Model Revision Capacity 9 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB e 10 On line RAID WDC WD1000FYPS 01ZKB0 02 01B01 931 GB 11 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 12 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 13 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 14 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 15 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 16 On line RAID WDC WD1000FYP5 01ZKBO 02 01801 931 GB Remove Controller x Are you sure Chapter 6 Basic Configuration using RAIDGuard X Client e Creating and Deleting Arrays Administrators can choose how best to distribute the a2. Physical Drive Disk N Disk 2 Disk 1 Arrangement of data saved on a JBOD array Accusys 61 y LG Pali Bat H RAIDGuard X User s Manual Appendix D Taiwan Headquarters e 5F No 38 Taiyuan St Jhubei City Hsinchu County Taiwan 302 R O C e TEL 886 3 5600288 e FAX 886 3 5600299 e WEB www accusys com tw e SALES sales accusys com tw e SUPPORT support accusys com tw Taiwan Factory e No 263 Neli Sec Guanpu Rd Hsinpu Hsinchu County Taiwan 30544 R O C e TEL 886 3 5895500 e FAX 886 3 897700 e 45120 Pawnee Drive Fremont CA 94539 e Tel 1 510 661 0800 e FAX 1 510 661 9800 e WEB www accusys com e SALES maggie accusys com tw China Beijing office e No 9A Tower B Yingdu Mansion No 48 Zhichun Street Haidian District Beijing 100098 China e TEL 86 10 58734580 81 82 83 e FAX 86 10 58734585 e WEB http www accusys cn e SALES sales accusys com cn e SUPPORT support accusys com cn e FTP ftp accusys com cn ACCUSUS Appendix D Contact Us China Accusys Technology Shanghai e Rm 203 No 678 Kirin Tower Gubei Road Changning Area Shanghai 200336 China e TEL 86 21 62708599 e FAX 86 21 62708580 e WEB http www accusys tw e SALES stone accusys com cn Korea e Baegang B D SF Shinsa Dong 666 14 Kangnam Gu Seoul Korea e TEL 82 6245 9050 e FAX 82 3443 9050 e WEB http accusys co kr e SALES 8 SUPPORT sales accusys co kr ACCU
3. The controller info tab provides details on the vendor model name controller name serial number and memory size It also has 3 tabs Firmware Hardware and Power The Firmware tab details the system The Hardware tab details the CPU version boot version BIOS version temperature controller temperature and and EFI version fan speeds System Version 1 9P CPU Temperature 63 C Boot Version 1 2 system Temperature 37 C BIOS Version 37 Fan 1 3245 rpm EFI Version NONE Fan 2 3183 rpm Fan 3 3245 rpm RAIDGuard X User s Manual The Power tab details the battery module battery capacity and power status Hardware Battery Module Disconnected Battery Capacity Power SuppiyiR Normal Power SuppiyiL Normal ACCUSUS Chapter 6 Basic Configuration using RAIDGuard X Client N Array The Array amp Drives tab provides details on the status of the drives such as which array they are assigned to It also has 2 radio buttons Array and Drives The icons next to each drive will change depending on whether the Accusys PCle controller is installed The number above the drive indicates the array number 3333 Jagan 3332 3332 Clicking the Array radio button displays ERI Z Array Dives information about the array the array number status RAID type stripe size sector size RAID Information value Array No 1 Level capacity and slice Eerme ma RAID Type O
4. Any computer system to which disks are directly attached and accessible for 1 0 Mainframes servers 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 ACQUSUS RAIDGuard X User s Manual 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 with the data across all the drives in the array RAID Redundant Array of Independent Inexpensive Disks A disk array in which part of the storage capacity is used to store redundant information a
5. Characteristics Recommended use Each entire data block is written on a data disk m File andapplication Parity for blocks in the same rank is generated servers on Writes recorded in a distributed location and 4 Database servers dica niese WWW E mail and News Highest Read data transaction medium Write servers data transaction rate m Relatively low ratio of ECC Parity disks to data disks means high efficiency compared to other RAID levels Good aggregate transfer rate m Storage capacity No of disks 1 x capacity of smallest disk Intranet servers m 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 Accusys RAIDGuard X User s Manual RAID 6 RAID 6 stripes blocks of data and parity across an array of drives like RAID 5 except that it 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 experimen
6. f HOME inputrc J then INPUTRC etc inputre fi export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE INPUTRC for i in etc profile d sh do if r i then 1 fi done unset 1 unset pathmunge export JAVA HOME usr java jrel 6 0 14 export HRE HOME JAVA HOME 3 re export PATH JAVA HOME bin PATH export CLASSPATH JAVA HOME Lib JRE HOME lib reboot ACCUSUS Fa AL aa H RAIDGuard X User s Manual Chapter 5 This chapter details the usage of the RAIDGuard X Server Before you can access the RAID controller you must load the RAIDGuard X Server on the host server The RAIDGuard X Server is responsible for communicating with the RAID controller Its purpose is to identify that the RAID controller is connected to the host server Insert the software CD ROM into the host server CD ROM drive and select RAIDGuard X Server from the menu Windows Once installed the RAIDGuard X Server will look for available CEO x RAID controllers each time you enter the operating system When a Serial Number 5000362100501088 RAID controller is found a popup window appears An icon will be added to the Windows notification area Right click NRAIDsuard Server 1 8 5 on the icon to display the following options A by 10 52 AM 1 Run at Windows Startup Uncheck to prevent RAIDGuard X Server from starting when Windows starts Default 2 Remove from Windows Startup Check to remove RAIDGuard
7. LED 1 ABOUT THIS MANUAL sees ses osse des eke SE oe SE SERE ee ee Gie ge poel ske se eg e 2 GUIDE TO CON YENU 2 TABLE OF CONTENT S amadas toas vacios 3 USING THIS SECTION SE i CHAPTERI 8 INTRODUCTION 25643430 8 BA AY AE e n 8 KEY FEATURE AA AA AA 8 RAIDGUARD X CLIENT GUI rire 8 EVENT NOTIFTCA HON iaia 6 IMI aan 9 INSTALLATION PREREQUISITES ccsccssccssccscccsccesccscccsccsseuccesccuscenscesceuscesscesceuscenscs 9 Hardware requirements ooooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnss 9 DON WAre SG OR ORE tia 9 DEFORE VOU ER ie nea 9 INSTALLATION EEOWECHART ie sasies essensie rota 11 CHAPTER2 12 INSTALLING THE DRIVER AND RAIDGUARD X ON WINDOW S aa 12 CHAPTER3 13 INSTALLING THE DRIVER AND RAIDGUARD X ON CHAPTER4 14 INSTALLING THE DRIVER AND RAIDGUARDX ON CHAPTERS 18 RAIDGUARD X SERVER ss 18 414777472 OE EO OE OE N N Accusus EE RAIDGuard X User s Manual Maira 19 CHAPTER6 20 BASIC CONFIGURATION USING RAIDGUARD X CLIENTES OE EE 20 SPINE tects N TA OE N EO OE RE EE 20 ADDING AND REMOVING CONTROLLERS 1100000000 22 CREATING AND DELETING ARRAYS i 29 EE MERE OE EE EE O AA EE 32 CHAPTER7 35 ADVANCED CONFIGURATION cccccccccccccccccccocccoccsccoccocco0coocooes 35 PREFERENCES NAA NAN NUN DANE EE EEN 35 OPTIONS ii Es 39 AP roi ala 40 CONI liane 42 EXPAN TON RE EE 43 MIRI 44 AP ES EE AA OE E
8. respective drop down menus select the source volume and destination volume Unavailable shots are greyed out Step 4 Check the Confirm box and click OK to split the snapshot Resynchronize shot Resynchronize the selected shot This function can speed up mirroring for previous snapshots Step 1 Selectthe Resynchronize shot function from the drop down menu Step 2 Select the required shot by clicking on the Shot No radio button You can only select split shot for resynchronization Step 3 Check the Confirm box and click OK to split the snapshot 1 The destination volume must be larger than the source volume 2 The source volume and the destination volume can be on different arrays 3 The destination volume 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 Shot function under Snapshot Accusys Chapter 7 Advanced Configuration The progress of the snapshot is displayed in the snapshot tab of the front window File Controller Help E t BEB Ho DS Add Controller Remove Controller Create Array Delete Array Email Preference Option Met Ic sonnected Controller Array Drives Snapshot Event Pape nee eg eee Progress Array 1 Slice 1 Array 1 Slice 3 Sync Array 1 Slice O Array 1 Slice 2 Available Available Available Available Available Available Accusys RAIDGuard X User
9. 3 4 auto rebuild RAID Levels Accusys Appendix C Introduction to RAID levels Appendix C The Accusys PCle series 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 However if one drive in a RAID 0 array fails 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 VO 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 lf 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 equ
10. accidental loss of user data when drives are installed one at a time or a RAID member is accidentally removed while the controller 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 anymore the locked drive can be changed into a spare drive by the command of Unlock Drive Step 1 Select the drive with the icon It will change to the 42 icon Step 2 Check the Confirm box and click Unlock Drive EARAIDGUuard X 1 8 5 Unlock Drives 127 0 0 1 5000362100501088 l x 4 Select locked drive s to unlock Drivel installed Model WDC WD1000FYPS 01 ZKBO Revision 0201801 Capacity 9535773 MB E l understand that updating locked driveis status will cause all data on locked drive s to be lost Confirm D Summary Accusys RAIDGuard X User s Manual PART FIVE Appendices Accusys Appendix A Glossary 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 body of array management software The array management software controls the disks and presents them to the array operating environment as one or more virtual disks Firmware BIOS firmware is a type of boot loader run by the host server when first powered on Host Computer
11. be deleted before new ones can be taken Step 1 Select the Create Shot function from the drop down menu Step 2 Unavailable shots are greyed out Step 3 Check the Confirm box and click OK to take a snapshot 4 Select a mirror snapshot function Create shot Create a shot for an existing volume 2 Shot list Shot No Source volume Backup volume Shot 1 Array 1 Slice 1 Array 1 Slice 3 gt Shot 2 Array 1 Slice 0 Array 1 Slice 0 KA O Shot 3 Array 1 Slice 0 Array 1 Slice 0 O Shot 4 Array 1 Slice 0 Array 1 Slice 0 O Shot 5 Array 1 Slice 0 Array 1 Slice 0 v O Shot 6 Array 1 Slice 0 Array 1 Slice 0 gt O Shot 7 Array 1 Slice 0 Array 1 Slice 0 v O Shot 8 Array 1 Slice 0 Array 1 Slice 0 kA 3 understand that having snapshot could affect the overall performance Confirm 1 Summary Create shot 1 Delete Shot Deletes the selected shot Step 1 Step 2 Unavailable shots are greyed out Step 3 Accusys Status Available Available Available Available Available Available Available Available Select the required shot by clicking on the Shot No radio button From the respective drop down menus select the source volume and destination volume OK Cancel Select the Delete Shot function from the drop down menu Check the Confirm box and click OK to delete a snapshot Select the required
12. s Manual El Health Center If there are problems with the array 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 Verify that the data is free of errors Refresh array data and parity Select the priority between Low Med or High This process scans rewrites and scrubs bad data conditions caused by excessive vibration during drive l Os or data degradation caused by Adjacent Track Interference AT Step 3 Click OK to start the operation 1 Select an existing array to verify rebuild or condition AG Drivel installed Model WDC Dr OOOF YP S 014EB0 Revision 02 01801 i Capacity 953773 MB 3338 dddd d d d d d 3 d 2 Select a task Rebuild parity data C Verify parity data Refresh array data and parity Operation Start Stop 0 Pause Priority Low O Middle O High D Summary Selected Array Mo 1 Accusys Chapter 7 Advanced Configuration Unlock drives Locked drives are drives that for 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
13. shot by clicking on the Shot No radio button From the respective drop down menus select the source volume and destination volume RAIDGuard X User s Manual Split Shot Split Now Splits the selected shot or changes scheduling 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 volume and destination volume Unavailable shots are greyed out Step 4 Check the Confirm box and click OK to split the snapshot Split Scheduling 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 Click on the time and date button to 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 volume and destination volume Unavailable shots are greyed out Step 5 Check the Confirm box and click 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 Scheduling radio button Step 3 Select the required shot by clicking on the Shot No radio button From the
14. the top contains the following functions File Exit Close the program Clear Log Clear the event log Load Controller List Refresh the ontroller list Language English and Japanese are supported These events are automatically saved in RAIDGuard X Application Log as txt files Controller Manual Add Controller Enter the IP address serial number and password of a controller Update Update System Code Click to update the firmware of the controller Update Boot Code Click to update the boot code of the controller Update BIOS amp EFI Click to update the BIOS or EFI of the controller Chapter 6 Basic Configuration using RAIDGuard X Client Manual Add Controller Host Name IP 1 0 10 88 123 Serial No st 23456789AB 00000000 Password AN Caution Before updating the firmware Boot code or BIOS Right click the RAIDGuard X Server icon in the Windows notification area and check Remove From Windows Startup If you want to use Mac to boot please use EFI Elupdate System Code x con SEELE File Name 1 9P txt qz Please wait Note Do NOT unzip the gzip file before installation Help About RAlDGuard X Displays information about the RAlDGuard X version Help Center Displays the help for RAIDGuard X RAIDGuard X User s Manual T n Adding and Removing Controllers In order to administer a controller i
15. 5556 inband cmd 5003962100500088 jMsgFrame class mailBootMsg mailBootMsgl mail jar root localhost AP Accusys chmod 777 DIRGuiSrw root localhost AP Accusys DTRGui5rv ys MulticastReceiver class SendMailsSl class sendMail class sock2srvw class sockThread class srvGui req frame class UDPBombermanServer class UDPServer class RAIDGuard X User s Manual 3 Open CD ROM GUI Client x x Open a terminal window on the desktop and enter the following commands java version H F Check your JAVA version If your JAVA version is earlier than 1 6 please go to www java com to upgrade Example root localhost java version java version Java TM SE Runtime Environment build 1 6 0 14 b08 Java Hot5pot TM Client VM build 14 0 b16 mixed mode sharing root localhost R cd root unzip RAIDGuard X Client x x zip cd Client x x chmod 777 RAlDGuardX jar java jar RAIDGuardX jar PS To change the OS default JAVA path open a terminal window on the desktop and enter the following commands vi etc profile Insert the following context description into etc profile Replace the correct Java version that you installed in the following export JAVA_HOME usr java jre1 6 0_14 export JRE_HOME JAVA_HOME jre export PATH JAVA_HOME bin PATH export CLASSPATH JAVA_HOME lib JRE_HOME lib Example HOSTNAME bin hostname HISTSIZE 1000 if z INPUTRC a
16. ACCUSUS Installation flowchart The set up process follows these steps Install eo Install the appropriate driver drivers Install Install RAIDGuard X Server and or Client on the host server RAIDGuard X e Install RAIDGuard X Client on your workstation s for the remote connection e Launch RAIDGuard X Client on your host server or remote Configure computer RAIDGuard X e Choose a target controller to configure Configure controller settings disk arrays and system preferences Administer the e RAIDGuard X Client can also be installed on workstations to RAID array remotely access the controller through the same network Accusys RAIDGuard X User s Manual Chapter 2 This chapter details the installation setup and configuration process for RAIDGuard X on a Windows operating system RAIDGuard X Server must be installed on the host server RAIDGuard X Client must be installed on each computer that will monitor or administer the RAID controller s Driver Installation 1 2 3 4 Insert the CD ROM into the CD ROM drive of the server or PC Execute CD ROM Windows installation Driver x x x64 x32 and 1A64 2000 XP 2003 and Vista 2008 ACS6_xxxxport_xx msi Follow the onscreen instructions Click Finish to complete the installation RAlDGuard X Installation 1 2 3 4 Insert the CD ROM into the CD ROM drive of the server or PC Execute CD ROM Windows installation GUI x
17. 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 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 one time therefore increasing the performance of the hard dives For an explanation of NCO 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 For an explanation of SMART Mode see Appendix A Glossary Accusys RAIDGuard X User s Manual Beeper Check this box to sound an audible alarm in the event of an error Equalization Mode Check this box to smooth the performance of sequential l Os and reduce fluctuation peak performance will be reduced For video editing enable equalization to prevent video frame drops SAN Performance Equalization Mode Check this box to provide high sustained performance and prevent video frame drops in a SAN environment This option is for SAN environment only EA RalDGuard X 1 8 5 Preference 169 254 178 70 5000362100501088 x Mode Cache MISC _ Drive Lag Proof more NCQ Mode more Beep
18. E N AAA 45 HE A TA CEN T RE EE OE N EE OE EE OE 48 UNLOCK DRIVES se NAAN ALONE caps 49 APPENDIXA 51 GLTLOSSAR Y cima 51 APPENDIX B 53 RAIDGUARD X ICONS wi 53 APPENDIX C 55 INTRODUCTION TO RAID LEVELS cccceecccccccoccccccccccooooccccc0ees 55 APPENDIX D 62 CONTACTOS AI 62 TAIWAN HEADQUARTERS a 62 TWIN GULO NAA OE EE 62 lio inerte 62 CHINA BEDING OFFICE vestir rina paio 62 CHINA ACCUSYS TECHNOLOGY SHANGHATI 000 rr 63 A EI 63 Table of Contents lt lt gt aaaOOO Accusys RAIDGuard X User s Manual PART ONE Introduction CA Accusus Chapter 1 Introduction Using this section Part 1 The RAIDGuard X User s Manual supplements the ExaRAID eXpeRAID and RAlDer User s Manuals 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 Gy Install Install RAIDGuard X Server and Client on your system DNE 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 both gt Windows users should refer to Chapter 2 gt Apple Mac users should refer to Chapter 3 gt Linux users s
19. 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 Accusys and the names of Accusys products and logos referenced herein are trademarks and or service marks or registered trademarks and or service marks of Accusys Inc 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 by Accusys Inc The information contained herein is the exclusive property of Accusys Inc 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 of Accusys Inc Manual version 1 5 Copyright 2010 Accusys Inc All rights reserved Accusys RAIDGuard X User s Manual About this manual Thank you for choosing an Accusys RAID storage solution This manual takes you step
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21. TIFICATION Email event notification keeps the administrator informed of the status of the RAID controller Chapter 1 Introduction _ FF ITK Ni CDZhlhl W eeeiaii Remote Monitoring The RAlDGuard X Client must be installed on a Java based computer in order to view the details of the RAID controller away from the server Installation prerequisites RAlDGuard X is designed to be used in conjunction with Accusys PCle series Users require the following Hardware requirements e CD ROM drive e Accusys PCle controller and Re drive card installed Software requirements e RAIDGuard X GUI follow the instructions in the relevant Setup section to download from the Accusys website http www accusys com tw e Supported operating system Java based application environment Before You Start Before RAIDGuard X can be installed on Windows Mac and Linux platforms make sure you have completed the following Install the RAID controller and hard disk drives into the chassis Install the RAID Re drive card to your host server for ExaRAID users only See the ExaRAID User s Manual e Turn on the chassis for ExaRAlD and RAI Der users only e Launch the operating system and install the driver For Windows and Mac users the driver is packed into RAIDGuard X whereas Linux users have to install the driver separately Accusus Cia RAIDGuard X User s Manual PART Software Installation
22. X Server from the Windows startup menu 3 Exit Close RAIDGuard X Server ER If the RAIDGuard X Server icon is not displayed go to Start gt Programs gt Accusys gt RAIDGuard X gt RAIDGuard X Server If the RAIDGuard X Server is not visible reinstall the software Chapter 5 RAlDGuard X Server If a RAID controller cannot be found the following message will be DEUME al displayed Find no RAID Card UE Note If a controller is connected to the host server check that the RAID Re drive card is installed correctly and then restart the host server If a controller is not connected to the host server make sure RAIDGuard X Server is removed from Windows Startup Right click the RAIDGuard X Server icon and check Remove From Windows Startup Mac Users RAlDGuard X Server will automatically load itself and run as a daemon program during Mac OS system startup Accusys RAIDGuard X User s Manual Chapter 6 This chapter details the basic usage of the RAIDGuard X Client Use this application to administer RAID arrays It covers functions such as adding and removing controllers and arrays and e mailing alerts to administratots Starting Before starting ensure that the RAID controller has been configured in the BIOS of the RAID Re drive card To start RAIDGuard X Client either click the desktop icon or go to Start gt Programs gt Accusys gt RAlDGuard X gt RAlDGuard X Client The menu bar across
23. able g LUN 4 S2 526GB _ v LUNS Available v LUNG Available v LUN7 Available v 4 LUN 8 Available v Lung Available Available LUN 11 Available SO 404 GB Ch LUN 12 Available v LUN 13 54 400GB Available LUN 15 Available v 4 3 I understand that modifying the LUN map setting will cause the host volume linkage to be altered _ Confirm MD Summary OK Cancel Accusys Chapter 7 Advanced Configuration x A Expansion Expansion allows the adding of extra drives to an array without 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 Step1 Select the array to add additional drives to and select the number of drives to be added A sign appears above the drives to be added Step 2 Check the Confirm box and click Expand Array a J Select an existing array to expand and the additional drives used for the expansion Pe ee ORN Drive installed Model OC VO 000FYPS 01 Z B0 Revision 02 01601 Capacity 953773 MB O O O Number of additional drives to be added to this array adie sw 1 drive gt 2 drives 2 l understand that expanding an array will cause data on the drive s being 3 drives Confirm Summary selected Array No 1 Added Drivers 3 It is only the number of drives that can be chosen not the specific dr
24. ail Server Name Enter the address of the mail server From Email Address Enter the e mail address of the mail server SMTP Server requires authentication for user name and password Check this box if your mail server requires a user name and password SMTP POST event Check this box if you wish to create a log for error events Note Ask your systems administer for SMTP Server details Chapter 6 Basic Configuration using RAIDGuard X Client RAIDGuard X 1 8 5 Email 169 254 176 70 5001962100501088 Mailing List Remove Send Test Email SMTP Setting Mail Server Name Ims accusys com tw From Email Address laccusys accusys com tw SMTP Server requires authentication for user name and password User Name accusyst Password _ SMTP POST event Accusys RAIDGuard X User s Manual PART Accusys Chapter 7 Advanced Configuration Chapter 7 This chapter details the advanced usage of the RAIDGuard X Client It covers such functionality as alarms modes slicing and expansion Preferences This menu 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
25. aller disk Arrangement of data blocks saved on a Level 1 array Accusys ni Duo OP H RAlDGuard X User s Manual 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 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 0 array from two RAID 1 sub arrays Arrangement of data blocks saved on a Level 0 1 array ACCUSUS Appendix C Introduction to RAID levels N Zog _9ARO_b 5 5__5_j yJJOOEE NW x amp jJ oAX N Nv7 lbhOn n n k ri fi 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 Independent data disks with distributed parity blocks
26. bout user data that is 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 O 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 l 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 EFI Extensible Firmware Interface EFI is a replacement for the original BIOS firmware Originally developed by Intel it redefines how firmware communicates with the operating system lt contains such information as p
27. by step through the installation and configuration of the RAIDGuard 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 RAIDGuard 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 RAlDGuard X GUI Icons lists the icons and their functions used in the application Appendix C Introduction to RAID Levels describes all available RAID levels of this software Appendix D Contact Us lists contact details of Accusys business units around the world Guide to conventions Important information that users should be aware of is indicated with the following icons A 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 UE Note This icon indicates useful tips on getting the most from your software Important terms commands and programs are put in Boldface font Table of Contents PREFACE 1 NOTICE EE o EE N N EE N ON 1
28. cd Character devices comm cmcia ramdisk ACCUSUS mknod dev ACS_CDEVO c 0 Example root localhost cd root localhost cd root root localhost cd Desktop root localhost Desktop cd 6xxxx DR Linux 1 9 5 root localhost 6xxxx DR Linux 1 9 5 cd SourceCode root localhost SourceCode 15 acs ame c acs ame mod c built in o acs ame h acs ame mod o Makefile acs ame h bak acs ame o Makefile kernel2 4 acs ame ko ame h Makefile kernel2 4 x86 root localhost SourceCode insmod acs ame ko Module markers Module symvers rescan scsi bus sh 64 root localhost SourceCode mknod dev ACS CDEVO c 252 root localhost SourceCode mknod dev ACS CDEV1 c 253 root localhost cd root cd Linux AP DTRGuiSrv root localhost 1 9 3 root localhost root localhost Linux root localhost root localhost 1386 x86 64 root localhost root localhost AP Accusys root localhost root localhost activation jar DTRGuiSrv DTRGuiTmp DTRGuiTmp sh SourceCode unzip RAIDGuard X Server x x zip chmod 777 DTRGuiSrv Server Ls Server cd 1 9 3 1 9 3 ls 1 9 3 cd Linuxf Linux ls Linux cd i386 1386 ls i386 cd AP Accusys AP Accusys 15 event bin 5555555555555556 event bin 5003962100500088 event _5003962100500088 inband cmd 5555555555555556 EchoAlivelhread class EchoBack 1 class EchoBack57 class EchoBack class event_555555555555
29. er more _ Equalization Mode more JUNIN OK Cancel n RAIDGuard X 2 0 7 Preference 192 168 0 1 003662100501088 sg _ Drive Lag Proof C NCQ Mode Beeper SAN Performance Equalization Mode OK Cancel Accusys Chapter 7 Advanced Configuration WWWX Cache Controller Cache Check this box to enable the controller cache This soeeds 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 controller 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 storage 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 stripes 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 All Drives Cache On All Drives Cache Off Click thi
30. h applications Client or Server to install Click Finish to complete the installation Restart the computers us Can RAIDGuard X User s Manual Chapter 4 This chapter details the installation process for RAID Guide X Server and Client on a Linux operating system RAIDGuard X Server must be installed on the host server RAIDGuard X Client must be installed on each computer that will monitor or administer the RAID controller s Driver Installation 1 Insert the CD ROM into the CD ROM drive of the server or PC 2 Open CD ROM Driver Linux 6xxxx_DR_Linux_x x x It s necessary to have compiler tool in your Linux system before you install driver 3 If you want to boot the host server with RAID open the folder for your OS version and follow the instructions in the file readme txt 4 If your Linux system boots from local HDD refer to SourceCode readme Linux source code txt to build the drivers RAIDGuard X Installation Before installing RAIDGuard X make sure the RAID HBA driver is already installed in your Linux OS 1 Insert the CD ROM into the CD ROM drive of the server or PC 2 Open CD ROM GUI Server Linux AP i386 or x86 64 AP Accusys Open a terminal window on the desktop and enter the following commands cat proc devices Check the ACS CDEV device number For example if the ACS_CDEV device number is Example root localhost SourceCode insmod acs ame ko root localhost SourceCode
31. her words RAID data is not protected by parity Assign LUN automatically 1 Summary Array 2 will be created Create Array Cancel CA Accusys Chapter 6 Basic Configuration using RAIDGuard X Client KK EE EE EE EE EE EE EE EE EE EE EE Delete an Array Deleting an array removes the selected array and allows the drives to be used in another array or reconiigured for a new array Follow the steps to delete an array Step 1 Click on the drives containing the array to be deleted Step 2 Check the Confirm box Click Delete Array to complete the process 4 Select an existing array to delete Drive6 installed Model WDC VWWD1000FYPS 01ZKB0 Revision 02 01B01 Capacity 953773 MB 333 dodd aadd 2 l understand that deleting this array will cause all data on the array to be lost Confirm 1 Summary Selected Array No 2 Delete Array Cancel AN Caution When you delete an array all data on the hard disk drives will be lost Accusys RAIDGuard X User s Manual Email It may be necessary for network administrators to receive 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 error reports Click Remove to delete e mail addresses from the list Click Send Test Email to check that the e mail is working SMTP Setting M
32. hould refer to Chapter 4 Accusys 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 controller gt Details of key features A2 Overview RAIDGuard X is a powerful tool which supports remote monitoring of multiple controllers that are connected to the same network The software comes with 2 components Server and Client Server Enables the server to recognize the RAID controller s Client The Client software can be installed on any computer that needs to administer the controller s The Client software works on any computer running Java 1 6 or above and is used to administer the RAID controller s 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 controllers Key Features RAlDGuard X is designed to be used in conjunction with Accusys PCle series Supports multiple Accusys PCle Re drive cards per host Java Based Graphical User Interface GUI Multi platform and operating system support Remote monitoring Event notification e Snapshot function RAIDGUARD X CLIENT GUI The graphical user interface enables easy monitoring of the status of a RAID in an intuitive format EVENT NO
33. improved by spreading y Pre press the I O load across many channels and drives applications Fastest and most efficient array type but offers no y Any application fault tolerance requiring high m Storage capacity No of disks x capacity of bandwidth 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 Appendix C Introduction to RAID levels EES EE EE EE 0o _N SNNN Mmewe ik fi 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 m Better Read transaction rate then single disks 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 cn Any application copy to the replacement disk na requiring high All the disks have the same data availability RAID level 1 requires two drives Storage capacity Capacity of sm
34. is displayed in the snapshot tab To enable the snapshot function see Options gt Snapshot File Controller Help V EE WE i LG Add Controller Remove Controller Create Array Delete Array Email Preference Option Net Host P Serial Number Controller Name O localhost 169 254 178 7015 0003621005010838 fe onnected Progress Sync Array 1 Slice O Array 1 Slice 2 Available Available Available Available Available Available Chapter 6 Basic Configuration using RAIDGuard X Client Event Displays a list of the most recent events These events are automatically saved in RAIDGuard X Application Log as txt files To clear the log click File gt Clear Log File Controller Help t Br ni Add Controller Remove Controller Create Array Delete Array Email Preference localhost Serial Number 169254 178 70 5001962100501088 169 254 178 70 8000362100501088 Controller Name P gt ft Controller Array Drives Snapshot Event Date Time Event Message 10 16 08 15 51 07 System booted successfully 10 16 08 15 51 06 10 16 08 15 51 05 10 16 08 15 51 04 10 16 08 15 51 04 10 16 08 15 51 03 10 16 08 15 51 02 10 16 08 15 51 01 10 16 08 15 51 00 Drive 16 plugged in Drive 15 plugged in Drive 14 plugged in Drive 13 plugged in Drive 12 plugged in Drive 11 plugged in Drive 10 plugged in Drive 9 plugged in
35. ivalent to double mirroring This level may be more fault tolerant than 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 Accusys RAIDGuard X User s Manual RAID 0 RAID O 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 Video production and is broken down into blocks and each block is editing written to a separate disk drive Image editing m I O performance is greatly
36. ive Accusys RAIDGuard X User s Manual sd Migration Migration allows RAID types to be changed without the need to delete the array and rebuild This can be useful when new drives 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 such as 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 number of drives to include in the array A sign appears above the drive s to be added and a sign above the drive s to be removed Step 2 Check the Confirm box and click Migrate 1 Select an array and choose the RAID level to migrate to Drive1 installed Model YE WO1OOOFTFS O1ZKEO Revision 02 01601 Capacity 953773 ME 3333 dddd 332 3333 Migrate to RAID Level 0 v Total drives 2drives lw E understand that migrating an array will cause data on the migrated drive s to be lost Confirm 1 Summary Selected Array Mo 1 Accusys Chapter 7 Advanced Configuration The snapshot function mirrors the data from one slice onto another thereby backing up the data From the drop down menu select from Create shot Delete shot Split shot and Snapshot Resynchronize 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
37. latform related details boot and runtime service calls Appendix B RAlDGuard X Icons Appendix B This chapter details the icons used in this application and their use RAlDGuard X Server icon The icon that is on the desktop and notification area Add Delete a controller Select the controller to administer Create Delete an Array Change the arrays within the RAID Preferences Activate alarms mode settings cache settings password and controller card time w Email Set the addresses to send e mail alerts to Option Set the Slice expansion migration health disk locking ro LUNS and take a snapshot of the array Option Menu Icons zil Slicing an array into several parts LUN Map Assign a LUN to a slice 2 zi Expand an array to larger capacity by adding disks Migrate from one RAID level to another target RAID level Snapshot Create a backup of a slice Health Center Repair Maintain arrays Unlock Fix locked drives Accusus RAIDGuard X User s Manual Application Icons A drive belongs to Array 1 2 3 4 A drive being deleted in Array 1 2 3 4 a A JBOD drive being selected JBOD being deleted A drive being selected A drive being selected for expansion migration rebuilding A transition drive state during the array 1 2 3 4 migration A transition drive state during the array 1 2 3 4 migration A transition drive state during the array 1 2
38. n The Fly Stripe Size 256 KE Sector Size 512 Bytes RAID Level RAID 5 Capacity 6519 GE Slice 0 6519 GB LUN 0 Clicking the Drives radio button displays Show S arau Dires information about individual drives Click on each drive image to view the drive number IST Value status OK or Failed drive type RAID or stans ang Spare model revision status and capacity Type RAID Model WDC WD1ODOFTFS O1ZKBO Revision 02 01B01 Capacity 431 GE Accusys RAIDGuard X User s Manual Drive Displays the overview of all drives for the selected controller File Controller Help E C B6 B Z UE Add Controller Remove Controller Create Array Delete Array Email Preference Serial Number Controller Name localhost 169 254 178 70 5001962100501088 Connected localhost 169 254 178 70 5000362100501088 Connected Controller Array Drives Snapshot Event Drive Status Type Model Revision Capacity 9 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 10 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 11 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 12 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 13 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 14 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 15 On line RAID WDC WD1000FYPS 01ZKB0 02 01801 931 GB 16 On line RAID WDC wWD1000FYPS 01ZKB0 02 01801 931 GB Snapshot The progress of the snapshot
39. n click Next to proceed Slicing Divides an existing array into multiple slices or merge multiple slices together O LUN Map Maps volumes of slices to the logical unit number of the host O Expansion Increases total capacity of an array by adding spare drives O Migration Migrates current RAID level to a selected RAID level O Snapshot Allows you to create mirror s of existing volumes of array for backup O Health Center Allows you to repair and maintain arrays O Unlock Drives Changes the locked drive s status RAIDGuard X User s Manual y 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 drive with an array number The capacity is displayed By default Slice O contains the entire capacity of the disk array 1 Select an existing array to slice or merge Drivel installed Model WDC WD1000FYP5 01ZKBO Revision 02 01B01 Capacity 953773 MB 1332 dad TETI 3334 2 Set slice size Capacity 1862 GB Available 0 GB Slice 0 7 Slice 8 15 Slice 0 1862 GB Slice 1 Slice 2 Slice 3 Slice 7 Slice 4 Slice 5 Slice 6 3 understand that slicing an array or merging slices will cause data on the array to be lost _ Confirm 1 Summary OK Ca
40. ncel Step 2 Click on Slice 0 and use the slide bar or buttons to free space for creating other slices Click OK to confirm Accusys Chapter 7 Advanced Configuration x Input Slice Size Array 1 Slice 0 Setting Size 1256 GB Available 606 GB Step 3 Click on the slice to create and use the slider bar or buttons to adjust the size Click OK to confirm Step 3 Check the Confirm box and click OK Note Slices must be adjusted in order for example Slice 0 Slicel Slice 2 etc Each array supports a maximum of 8 slices Accusys RAIDGuard X User s Manual 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 by clicking on a drive with an array number Step 2 Choose a LUN and from the drop down list select a series to map to Repeat for multiple LUNs Step 3 Check the Confirm box and click OK For an explanation of LUNs see Appendix A Glossary a Select an existing array or JBOD to map LUN Drive1 installed Model WDC Y D1000FYPS 01ZKBO Revision 02 01B01 Capacity 953773 MB ddd d aadd 2 Set LUN map LUN0 15 LUN 16 31 LUN32 47 LUN 48 63 LUNO sO 404 GB g LUN 1 LUN2 Available v LUN 3 Avail
41. r s Manual 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 Select to evaluate the performance of the target array Data and parity are not initialized No data protection when this mode is on Assign LUN automatically Check this box to automatically assign a LUN Click Create Array to complete the process 1 Select a RAID level no Ea RAID 5 provides data error correction information and offers the mix of excellent RAID Level 5 performance and good fault tolerance Requires a minimum of 3 drives 2 Raid Level Decsription Stripe size is a chunk of continuous data on the drives measured in 512 bytes rn Generally use larger stripe size for many large files and vice versa Stripe size 256 KB _ A Default Support 51 bytes per sector For Windows 2003 Vista Linux and Mac Sector size 512 Bytes OSX 3 Select drives Select all spare drivers Drivel 4 installed Model WDC WD1OOOFYPS D1ZKBO Revision 0201801 Capacity 953773 MB d d d d 3333 dddd gt Initialization type _ Select this option for performance evaluation The data and parity will not be Performance evaluation w initialized In ot
42. s button to enable disable the caching on for all available drives Mode Cache MISC v Controller Cache more v Synchronize Cache more Read Pre fetch 32 stripes lw more Drive Cache more Drive 1 8 Drive 9 16 Drive 17 24 Drive 1 v Drive 2 v Drive 3 v Drive 4 Drive 5 v Drive 6 v Drive 7 v Drive 8 All Cache On OK Cancel MISC Controller Time Click this button to see a calendar and to change the time and date of the controller Password Enter the new controller password The default password is 00000000 8 zeros Type another 8 characters Password Confirmation Confirm the new controller password SNMP Notification Select SNMPv1 or SNMPv2 to receive notifications for error conditions and possible problems with the servers Accusys RAIDGuard X User s Manual SNMP Target Enter the IP address for receiving the SNMP notifications FARAlDGuard X 1 8 5 Preference 169 254 178 70 5000362100501088 xi Mode Cache MISC Controler Time Password 8 character format Password Confirmation sae Noti cation EE SNMP Target CO Chapter 7 Advanced Configuration Sa Options The Options menu provides the methods for changing the details of and fixing problems with the array Click on the radio button for the required option and the
43. t first needs to be added to the network Once added the administrator is given full control over 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 Accusys PCle controllers is 00000000 8 zeros and click Add Controller Name You can assign a name to the controller Note The maximum number of controllers that can be displayed is 100 Add Controller x am rn rn rr EET ii ita j sd ce gn n A localhost Local 001962100 50108 54 66085 LI SO Pa E OO localhost Local 2000362100501 DES Password a Controller Hame i ld Once the controller has been added five tables are displayed Controller Array Drives Snapshot and Event CA i Chapter 6 Basic Configuration using RAIDGuard X Client File Controller Help C E E Z JS Add Comtroller Remove Controller Create Array Delete Array Email Preference Option Serial Number Controller Name 5000362100501088 Connected 10 10 88 61 localhost Controller Array Drives Snapshot Event Firmware Hardware Power Vendor Accusys System Version 1 9P Model Name A16D PA A Boot Version 1 2 BIOS Version 37 Controller Name EH Version NONE Serial No S0003621005010284 Memory 512 MB Controller Info
44. ting with different stripe sizes RAID 6 Independent data disks with double parity blocks Characteristics Recommended use Array Capacity size of smallest drive x m File and application number of drives 2 servers Storage Efficiency If all drives are the same Database servers sizes then number of drives 2 number of WWW E mail and News drives servers Fault Tolerance very good to excellent Intranet servers Requires a minimum of four drives m Apply to high reliability servers environment Disk1 Disk2 Disk3 Disk4 Appendix C Introduction to RAID levels I JBOD JBOD Just a Bunch of Disks reports the individual drives The operating system will see each drive in the JBOD mode as an 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 m For most uses not m No fault tolerance requiring fault Poorer I O performance than RAID 0 kan le m Storage capacity Sum of constituent drive advantage if you are capacities using several drives of different capacities Disk 1 Disk 2 Logical Volumes Disk N Host PCl e RAID Controller
45. vailable hard disk drives Once an array has been created it can be further administered in the Options section Creating an Array When the RAID controller is first configured an array needs to be set up This array tells the controller how many disks to use and what their function should be The Accusys PCle controllers support 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 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 are 8 256KB The greater the stripe size the faster the VO output for each drive This speeds up disk access Select the sector size from the drop down menu Available sector sizes are 512 bytes default and 4096 bytes The sector size 4096 bytes is only supported by Windows 2000 XP and over 2 Terabyte function is used For another OS please select 512 bytes default Y Note For an explanation of stripe sizes see Appendix A Glossary Step 3 Click on the drives to be added to the array You can also click on Select all spare drivers A Note The image displayed will vary depending on which controller is being used Accusys RAIDGuard X Use
46. x 6xxxx IP Win x x exe Follow the onscreen instructions When installing on the host server select Complete to install the Server and Client When installing on a remote computer select Custom to choose which applications Client or Server to install Click Finish to complete the installation Restart the computers COP Storport and miniport are new storage drivers created by Microsoft for Windows Server 2003 and future Windows operating systems Chapter 3 Installing the driver and RAIDGuard X on MAC OS Chapter 3 This chapter details the installation setup and configuration process for RAIDGuard X on the Mac operating system RAIDGuard X Server must be installed on the host server RAIDGuard X Client must be installed on each computer that will monitor or administer the RAID controller s Driver Installation 1 2 3 4 Insert the CD ROM into the CD ROM drive of the server or MAC Execute CD ROM Drivers MAC 6xxxx DR MAC x x x pkg Follow the onscreen instructions Click Finish to complete the installation RAIDGuard X Installation 1 2 3 4 Accus agi DALA alpa H Insert the CD ROM into the CD ROM drive of the MAC Execute CD ROM MAC Installation Vx x 6xxxx IP MAC x x x mpkg Follow the onscreen instructions When installing on the host server select Complete to install the Server and Client When installing on a remote computer select Custom to choose whic
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