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Troubleshooting

5-3

Hitachi Universal Storage Platform V/VM Configuration Guide for SGI

IRIX

Host Attachment

Calling the Hitachi Data Systems Support Center

If you need to call the Hitachi Data Systems Support Center, provide as much
information about the problem as possible. Include the circumstances

surrounding the error or failure, the exact content of any messages displayed
and the severity levels and reference codes of the R-SIMs on the R-SIM panel.

The Hitachi Data Systems customer support staff is available 24 hours/day,

seven days a week. If you need technical support, please call:

•

United States: (800) 446-0744

•

Outside the United States: (858) 547-4526

Содержание USP V

Страница 1: ...MK 96RD651 01 Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment FASTFIND LINKS Document Organization Product Version Getting Help Contents ...

Страница 2: ...i Data Systems applicable agreements All of the features described in this document may not be currently available Refer to the most recent product announcement or contact your local Hitachi Data Systems sales office for information on feature and product availability This document contains the most current information available at the time of publication When new and or revised information become...

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Страница 5: ...About the Hitachi Universal Storage Platform V 1 2 Device Types 1 4 Installation and Configuration Roadmap 1 11 Installing the USP V 2 1 Installation and Configuration Checklist 2 2 Preparing for the USP V Installation 2 4 Hardware Installation Considerations 2 4 LUN Manager Software Installation 2 5 Setting the Host Mode 2 6 Setting the Host Mode Options 2 7 Configuring the USP V Fibre Channel Po...

Страница 6: ... 8 EFS File System 3 8 XFS File System 3 9 Creating the Mount Directories and Mounting the Devices 3 10 Verifying the File Systems 3 10 Setting the Auto Mount Parameters 3 11 Configuring the New Disk Devices 4 1 Host Application Failover 4 2 SNMP Remote System Management 4 3 Troubleshooting 5 1 Troubleshooting Error Conditions 5 2 Calling the Hitachi Data Systems Support Center 5 3 SCSI TID Maps f...

Страница 7: ...on Intended Audience Product Version Document Revision Level Changes in this Revision Document Organization Referenced Documents Document Conventions Convention for Storage Capacity Values Getting Help Comments Note The Storage Navigator windows shown in this document were captured on a Windows system with the Internet Explorer web browser The Storage Navigator windows may display differently on o...

Страница 8: ...and the UNIX file system system commands and utilities The hardware hosting the SGI IRIX system The hardware used to attach the Hitachi Universal Storage Platform V to the SGI IRIX host including fibre channel cabling host bus adapters HBAs switches and hubs Product Version This document revision applies to Universal Storage Platform V microcode 60 01 3x and higher Document Revision Level Revision...

Страница 9: ...lover and SNMP Operation Describes how to configure the USP V for failover and SNMP Troubleshooting Provides information for identifying and resolving problems SCSI TID Maps for Fibre Channel Adapters Describes SCSI TID Maps for fibre channel adapters Online Device Installation Provides instructions for online installation of new devices Acronyms and Abbreviations Defines the acronyms and abbrevia...

Страница 10: ...document uses icons to draw your attention to certain information In order of how critical the information is to your system these items will be marked as note tip caution WARNING or DANGER Icon Meaning Description Note Notes call attention to important and or additional information Tip Tips provide helpful information guidelines or suggestions for performing tasks more effectively Caution Caution...

Страница 11: ...dges and or corners Failure to take appropriate precautions e g avoid touching or wear gloves could result in injury Convention for Storage Capacity Values The RAID storage system calculates physical storage capacity values e g disk drive capacity based on the following values 1 KB 1 000 bytes 1 MB 1 0002 bytes 1 GB 1 0003 bytes 1 TB 1 0004 bytes 1 PB 1 0005 bytes The RAID storage system calculate...

Страница 12: ...ing reference codes and severity levels displayed by Storage Navigator and or HiCommand Device Manager The Hitachi Data Systems customer support staff is available 24 hours day seven days a week If you need technical support please call United States 800 446 0744 Outside the United States 858 547 4526 Comments Please send us your comments on this document Make sure to include the document title nu...

Страница 13: ...Platform V VM Configuration Guide for SGI IRIX Host Attachment Introduction This chapter provides an overview of the USP V from Hitachi Data Systems About the Hitachi Universal Storage Platform V Device Types Installation and Configuration Roadmap ...

Страница 14: ...hensive and flexible platform for massive consolidation of storage systems with multi protocol requirements while delivering the software tools to monitor manage and optimize the environment to ensure application quality of service Simplified storage management Embedded second generation virtualization features allow multiple storage systems to be aggregated or consolidated into a single storage p...

Страница 15: ...r deploy a long term and secure data archive solution for regulatory compliance The USP V s virtual private storage machines are the ideal compliment to mainframe LPARs for providing workload isolation and optimum quality of service Application data mobility solutions The USP V is complemented by a rich suite of software solutions for managing storage across an entire heterogeneous storage pool Hi...

Страница 16: ...LU type e g OPEN 9 n and 2 n 36 For example a LUSE device created from 10 OPEN 3 LUs is designated as an OPEN 3 10 disk device This lets the host combine logical devices and access the data stored on the USP V using fewer LU numbers For more information about LUSE see the Hitachi Universal Storage Platform V LUN Expansion LUSE and Virtual LVI LUN User s Guide MK 96RD630 VLL Devices OPEN x VLL VLL ...

Страница 17: ...tachi Data Systems account team FX devices are not SCSI disk devices and must be installed and accessed as raw devices UNIX PC server hosts must use FX to access the FX devices as raw devices no file system no mount operation The 3390 3B devices are write protected from UNIX PC server access The USP V rejects all UNIX PC server write operations including fibre channel adapters for 3390 3B devices ...

Страница 18: ... n 512 3338 n 15 96 2347 n OPEN 8 n SCSI Disk HITACHI OPEN 8 n 14351040 n 512 9966 n 15 96 7007 n OPEN 9 n SCSI Disk HITACHI OPEN 9 n 14423040 n 512 10016 n 15 96 7042 n OPEN E n SCSI disk HITACHI OPEN E n 28452960 n 512 19759 n 15 96 13893 n OPEN L n SCSI disk HITACHI OPEN L n 71192160 n 512 49439 n 15 96 34761 n OPEN V n SCSI disk HITACHI OPEN V n 125827200 max Note 4 512 Note 5 15 128 Note 6 OP...

Страница 19: ...y device used for FX operations Device Type Note 1 Category see Note 2 Vendor Name Product Name of Blocks 512 byte blk Sector Size bytes of Data Cylinders of Heads of Sectors per Track Capacity MB Note 3 OPEN V n VLL SCSI disk HITACHI OPEN V n CVS Note 4 512 Note 5 15 128 Note 6 OPEN E n VLL SCSI disk HITACHI OPEN E n CVS Note 4 512 Note 5 15 96 Note 6 3390 3A FXotm mto HITACHI 3390 3A 5820300 512...

Страница 20: ...or FXoto Raw Device The SCSI disk devices can also be used as raw devices e g some database applications use raw devices Note 3 The BIOS or HBA can sometimes change the device capacity These device capacities are calculated based on 1 MB 10242 bytes rather than 10002 bytes Note 4 The number of blocks for a Virtual LVI LUN volume is calculated as follows of blocks of data cylinders of heads of sect...

Страница 21: ...capacity MB specified by user 16 15 Example For an OPEN V VLL volume with capacity 50 MB of cylinders 50 16 15 53 33 54 cylinders The number of data cylinders for a VLL LUSE volume except for OPEN V of cylinders capacity MB 1024 720 n Example For an OPEN 3 VLL LUSE volume with capacity 37 MB and n 4 of cylinders 37 1024 720 4 52 62 4 53 4 212 The number of data cylinders for an OPEN V VLL LUSE vol...

Страница 22: ...volume is specified by capacity in MB not number of cylinders The size of an OPEN V VLL volume can be specified by capacity in MB or number of cylinders The user specifies the volume size using the Virtual LVI LUN software For more information please see Hitachi Universal Storage Platform V LUN Expansion and Virtual LVI LUN User s Guide MK 96RD630 ...

Страница 23: ...n 3 Prepare the fibre channel HBAs for the installation 4 Connect the USP V to an SGI IRIX host 5 Verify recognition of the new devices 6 Partition the disk devices and enable command tag queuing 7 Create the file systems and mount directories and mount the devices 8 Verify the file systems and set the auto mount parameters Figure 1 1 Installation and Configuration Roadmap 2 Prepare the USP V Syst...

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Страница 25: ...achment Installing the USP V This chapter describes how to install the USP V on an SGI IRIX operating system Installation and Configuration Checklist Preparing for the USP V Installation Configuring the Host Fibre Channel HBA s Connecting the USP V System to the SGI IRIX Host Verifying New Device Recognition ...

Страница 26: ...stem version 6 5 x 6 5 16 and 6 5 24 are under evaluation Root login access to the SGI IRIX system is required Please contact Silicon Graphics to make sure that the most current OS patches are installed on the SGI systems s For the latest information about SGI IRIX version support contact your Hitachi Data Systems account team Fibre channel HBAs The USP V supports fibre channel HBAs equipped as fo...

Страница 27: ...age Platform V VM Configuration Guide for SGI IRIX Host Attachment Fibre channel drivers Do not install load the driver s yet When instructed in this guide to install the drives for your fibre channel HBA refer to the documentation for your adapter ...

Страница 28: ...sired number of OPEN x LUSE VLL VLL LUSE and multiplatform FX devices Installing the fibre channel HBAs and cabling The total fibre cable length attached to each fibre channel adapter must not exceed 500 meters 1 640 feet Do not connect any OFC type connectors to the USP V system Do not connect disconnect fibre channel cabling that is being actively used for I O This can cause the SGI IRIX system ...

Страница 29: ...alls the LUN Manager software For instructions about installing the LUN Manager software see the Hitachi Universal Storage Platform V Storage Navigator User s Guide MK 96RD621 For more information about LUN Manager see the Hitachi Universal Storage Platform V LUN Manager User s Guide MK 96RD615 Note If the LUN Manager feature is not installed the Hitachi Data Systems representative can configure f...

Страница 30: ...mode other than 00 for SGI IRIX You can use either the LUN Manager software Storage Navigator or the HiCommand Device Manager software to set the host mode Figure 2 1 shows the Add New Host Group panel from LUN Manager For more information about using LUN Manager see the Hitachi Universal Storage Platform V LUN Manager User s Guide MK 96RD615 WARNING Changing host modes on USP V systems that are a...

Страница 31: ...P V systems that are already installed and configured is disruptive and requires the server to be rebooted Table 2 2 Common Host Mode Options for the USP V No Host Mode Option Select if the Following Conditions are Met Remarks 13 SIM report at link failure SIM notification is required when the number of link failures detected between ports exceeds the threshold Optional You can use either the LUN ...

Страница 32: ... and Table 2 3 explains the panel settings For more information see the Hitachi Universal Storage Platform V LUN Manager User s Guide MK 96RD615 Table 2 3 Fibre Parameter Settings for the USP V Fabric Connection Provides Enable FC AL FL port fabric port Enable Point to Point F port fabric port Disable FC AL NL port private arbitrated loop Disable Point to Point Not supported Note The USP V support...

Страница 33: ...Installing the USP V 2 9 Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment Figure 2 2 Setting the Fibre Channel Port Parameters ...

Страница 34: ...I TID See Appendix A for a description of the AL PA to TID translation Table 2 4 Available AL PA Values EF CD B2 98 72 55 3A 25 E8 CC B1 97 71 54 39 23 E4 CB AE 90 6E 53 36 1F E2 CA AD 8F 6D 52 35 1E E1 C9 AC 88 6C 51 34 1D E0 C7 AB 84 6B 4E 33 1B DC C6 AA 82 6A 4D 32 18 DA C5 A9 81 69 4C 31 17 D9 C3 A7 80 67 4B 2E 10 D6 BC A6 7C 66 4A 2D 0F D5 BA A5 7A 65 49 2C 08 D4 B9 A3 79 63 47 2B 04 D3 B6 9F...

Страница 35: ...M Configuration Guide for SGI IRIX Host Attachment Configuring the Host Fibre Channel HBA s Configure the fibre channel HBA s connected to the USP V The HBAs have many configuration options For more information refer to the documentation for your fibre channel HBA s ...

Страница 36: ...cting the USP V Shut down the SGI system When shutdown is complete power off the SGI IRIX display Power off all peripheral devices except for the USP V system Power off the host system You are now ready to connect the USP V system 3 Connect the USP V system Hitachi Data Systems representative Install fibre channel cables between the USP V and the SGI system Follow all precautions and procedures in...

Страница 37: ...recommends that the devices should be installed and formatted with the fibre ports configured before the host system is powered on Enter the cfgmgr command to force the system to check the buses for new devices To verify new device recognition 1 Log in to the host system as root 2 Display the peripheral device information using the hinv command see Figure 2 3 and Figure 2 4 3 Verify that the syste...

Страница 38: ...SI controller 8 Disk drive unit 0 lun 1 on SCSI controller 8 TID 0 LUN 1 SCSI controller 8 Disk drive unit 0 lun 2 on SCSI controller 8 TID 0 LUN 2 SCSI controller 8 Disk drive unit 0 lun 3 on SCSI controller 8 Disk drive unit 0 lun 4 on SCSI controller 8 Disk drive unit 0 lun 5 on SCSI controller 8 Disk drive unit 0 lun 6 on SCSI controller 8 Disk drive unit 0 lun 7 on SCSI controller 8 Disk driv...

Страница 39: ...999 port 0 lun 0 on SCSI controller 8 Fabric Disk node 50000e10ff809999 port 0 lun 1 on SCSI controller 8 Fabric Disk node 50000e10ff809999 port 0 lun 2 on SCSI controller 8 Fabric Disk node 50000e10ff809999 port 0 lun 3 on SCSI controller 8 Fabric Disk node 50000e10ff809999 port 0 lun 4 on SCSI controller 8 Fabric Disk node 50000e10ff809999 port 0 lun 5 on SCSI controller 8 Fabric Disk node 50000...

Страница 40: ...unlun spartition vh vol ccontroller pport dev dsk nodename lunlun spartition ccontroller pport Example dev rdsk 50000e10ff809999 lun1vol c8p50000e10ff80 9999 Note When the Brocade SilkWorm 2800 fabric switch is used the WWN information is displayed by the nsShow command see Figure 2 5 The PortName column 4 is the WWN and the NodeName is the device port number switch admin nsShow The Local Name Ser...

Страница 41: ...Installing the USP V 2 17 Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment Note PortName WWN NodeName device port number ...

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Страница 43: ... Mount Directories and Mounting the Devices Verifying the File Systems Setting the Auto Mount Parameters Note The USP V logical devices are defined to the host as SCSI disk devices even though the interface is fibre channel For information about configuring USP V for failover and SNMP see Chapter 4 For information about SCSI TID maps for fibre channel adapters see Appendix A For information about ...

Страница 44: ...into a maximum of sixteen partitions primary partition 0 through 15 The maximum capacity per partition is not limited Partition 8 vh and partition 9 are reserved and are used for storing disk management information Partition 10 is also reserved Therefore the number of available partitions per device is thirteen 0 7 and 11 15 WARNING Do not partition or label a disk device that will be accessed as ...

Страница 45: ...tion menu partitions part type blocks Megabytes base size 0 xfs 266240 2048000 130 1000 1 xfs 2052096 2048000 1002 1000 8 volhdr 0 4096 0 2 10 volume 0 4806720 0 2347 capacity is 4806720 blocks please choose one for help to quit this menu ro otdrive o ptiondrive e xpert u srrootdrive re size fx repartition e Å Enter e for expert menu Warning you will need to re install all software and restore use...

Страница 46: ...23 128 1024 after type xfs block 2097152 1024 MB len 2097152 blks 1024 MB fx repartition expert change partition 2 2 Å Enter partition number before type xfs block 0 0 MB len 0 blks 0 MB fx repartition expert partition type xfs xfs Å Enter partition type fx repartition expert base in megabytes 0 2050 fx repartition expert size in megabytes max 299 0 297 after type xfs block 4194304 2048 MB len 608...

Страница 47: ...ing dev rdsk 50000e10ff809999 lun2vol c8p50000e10ff809999 drive selftest OK Scsi drive type HITACHI OPEN 3 5245 please choose one for help to quit this menu exi t d ebug l abel a uto b adblock exe rcise r epartition fx r Å Enter r for partition menu Figure 3 2 Partitioning and Labeling a Device Connected via Fabric Switch prtvtoc dev dsk dks8d0l15s0 Å Verifying partition 0 of LUN 15 TID 0 controll...

Страница 48: ...t sar command IRIX64 sgi 6 5 ALPHA 1276737220 09080737 IP27 10 17 00 11 01 02 device busy avque r w s blks s w s wblks s avwait avserv Å Response 11 01 03 dks0d1 0 0 0 0 0 0 0 0 0 0 0 0 0 time msec dks0d6 0 0 0 0 0 0 0 0 0 0 0 0 0 dks14d0 100 4 0 2 0 133 2 0 133 1745 0 290 0 dks14d0l1 100 5 5 3 9 500 1 0 125 1117 5 285 0 dks14d0l2 100 4 5 2 0 250 0 0 0 955 0 510 0 dks14d0l3 100 5 2 3 9 2219 1 0 2 ...

Страница 49: ...arameters Transfer of bad data blocks disabled fx label set parameters Auto bad block reallocation write enabled fx label set parameters Auto bad block reallocation read enabled fx label set parameters Read ahead caching enabled fx label set parameters Write buffering enabled fx label set parameters Drive disable prefetch 0 fx label set parameters Drive minimum prefetch 0 fx label set parameters D...

Страница 50: ...ystems The file system created is application dependent Make sure to select the correct file system for your operational setup Note Do not create a file system on partition 8 or 10 WARNING Do not create a file system on a disk device that will be accessed as a raw device e g some database applications use raw devices EFS File System To create an EFS file system 1 Use the mkfs command to create an ...

Страница 51: ...create an XFS file system For example to create an XFS file system for controller 8 drive TID 0 logical unit 15 partition 0 enter mkfs t xfs d name dev rdsk dks8d0l15s0 Note For fabric connected devices use the fabric device file name see section 2 5 1 e g dev rdsk 50000e10ff809999 lun2sl c8p50000e10ff809999 2 Repeat step 1 for each device partition on which you want to create an XFS file system ...

Страница 52: ...mount directories using the mkdir command For example to create a mount directory for logical unit 0 on the USP V enter mkdir USP_LU00 2 Mount all new USP V devices using the mount command For example to mount partition 0 of LUN 15 drive TID 0 controller 8 enter mount dev dsk dks8d0l15s0 USP_LU00 Verifying the File Systems Verify the file systems for the new USP V disk devices using the df command...

Страница 53: ...mount table 1 First make a backup copy of the mount table cp etc fstab etc fstab backup 2 Add each desired new device to the mount table as shown in Figure 3 7 Table 3 2 describes the auto mount parameters cp etc fstab etc fstab backup Make backup vi etc fstab Å Edit mount table dev root xfs rw raw dev rroot 0 0 dev dsk dks8d0l15s0 DKC310_LU00 xfs rw noquota 0 1 Å Enter new device c d e f g h Å Se...

Страница 54: ...3 12 Configuring the New Disk Devices Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment ...

Страница 55: ...host SNMP is used to transport management information between the USP V and the SNMP manager on the host The SNMP agent sends status information to the host s when requested by the host or when a significant event occurs This chapter describes how failover and SNMP operations are supported on the USP V storage system The topics covered in this chapter are Host Application Failover SNMP Remote Syst...

Страница 56: ...SGI Advanced Cluster Environment ACE software products for the SGI IRIX operating system The user must make sure to configure the host failover software and any other high availability HA software as needed to recognize and operate with the newly attached USP V devices For assistance with IRIS FailSafe and or SGI ACE operations refer to the user documentation or contact SGI technical support ...

Страница 57: ...ons is made in real time providing the UNIX PC server user with the same level of monitoring and support available to the mainframe user The SIM reporting via SNMP enables the user to monitor the USP V from the UNIX PC server host When a SIM occurs the USP V SNMP agent initiates trap operations which alert the SNMP manager of the SIM condition The SNMP manager receives the SIM traps from the SNMP ...

Страница 58: ...4 4 Configuring the New Disk Devices Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment ...

Страница 59: ...on to help you identify and resolve problems in the unlikely event you encounter a problem with the USP V The topics covered in this chapter are Troubleshooting Error Conditions Calling the Hitachi Data Systems Support Center Note For additional troubleshooting information refer to the Hitachi Universal Storage Platform V User and Reference Guide MK 96RD635 ...

Страница 60: ...m are ON Make sure that the fibre cables are correctly installed and firmly connected Make sure that the LUNs are properly configured The LUNs for each target ID must start at 0 and continue sequentially without skipping any numbers Make sure that the SCSI IDs unit IDs on each bus are unique Do not connect two devices with the same SCSI ID on the same bus The SGI system does not reboot properly af...

Страница 61: ...s much information about the problem as possible Include the circumstances surrounding the error or failure the exact content of any messages displayed and the severity levels and reference codes of the R SIMs on the R SIM panel The Hitachi Data Systems customer support staff is available 24 hours day seven days a week If you need technical support please call United States 800 446 0744 Outside th...

Страница 62: ...5 4 Troubleshooting Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment ...

Страница 63: ...tem maps a TID to each AL PA The host maps SCSI protocol to fibre channel protocol and detects and accesses fibre connected devices using device files dev dsk c t d and dev rdsk c t d in the same way as for SCSI connected devices The device files for fibre connected devices are configured in a different way than SCSI connected devices because fibre supports 126 addresses per path while SCSI suppor...

Страница 64: ...9 39 81 55 D9 8 C3 24 A7 40 80 56 D6 9 BC 25 A6 41 7C 57 D5 10 BA 26 A5 42 7A 58 D4 11 B9 27 A3 43 79 59 D3 12 B6 28 9F 44 76 60 D2 13 B5 29 9E 45 75 61 D1 14 B4 30 9D 46 74 62 CE 15 B3 31 9B 47 73 63 72 64 55 80 3A 96 23 112 71 65 54 81 39 97 23 113 6E 66 53 82 36 98 1F 114 6D 67 52 83 35 99 1E 115 6C 68 51 84 34 100 1D 116 6B 69 4E 85 33 101 1B 117 6A 70 4D 86 32 102 18 118 69 71 4C 87 31 103 17...

Страница 65: ...art the SGI system These procedures are to be performed after logging in as a super user Figure B 1 shows the two commands that must be executed to cause the SGI IRIX system to recognize newly added targets Use the scsiha p command is the controller number to scan the existing controller for new devices Use the ioconfig f hw command to add the new device information to the hardware graph scsiha p ...

Страница 66: ...B 2 Online Device Installation Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment ...

Страница 67: ...ystem Connection IBM trademark for optical channels ExSA Extended Serial Adapter FC fibre channel FCA fibre channel adapter FC AL fibre channel arbitrated loop FCP fibre channel protocol FX Hitachi Cross OS File Exchange fx IRIX disk utility GB gigabyte Gbps gigabits per second I O IO input output kB kilobytes LDEV logical device LU logical unit LUN logical unit number logical unit LUSE LUN Expans...

Страница 68: ... array of independent disks SCSI small computer system interface SGI Silicon Graphics Incorporated SIM service information message SNMP simple network management protocol SVP service processor TID target ID USP Universal Storage Platform VLL Virtual LVI LUN WWN worldwide name XFS IRIX extended file system XLV extended logical volume manager ...

Страница 69: ...Hitachi Universal Storage Platform V VM Configuration Guide for SGI IRIX Host Attachment ...

Страница 70: ...5050 2627 U S A Phone 1 408 970 1000 www hds com info hds com Asia Pacific and Americas 750 Central Expressway Santa Clara California 95050 2627 U S A Phone 1 408 970 1000 info hds com Europe Headquarters Sefton Park Stoke Poges Buckinghamshire SL2 4HD United Kingdom Phone 44 0 1753 618000 info eu hds com ...

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