HP StorageWorks 500 - G2 Modular Smart Array Software User's Manual
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HP StorageWorks 500 - G2 Modular Smart Array Software User's Manual

HP StorageWorks 500 - G2 Modular Smart Array Software User's Manual

Hp storageworks smart array multipath software user guide (354907-006, may 2008)
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HP StorageWorks
Smart Array Multipath software user guide
Part number: 354907-006
Sixth edition: June 2008

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Summary of Contents for HP StorageWorks 500 - G2 Modular Smart Array

  • Page 1 HP StorageWorks Smart Array Multipath software user guide Part number: 354907-006 Sixth edition: June 2008...
  • Page 2 Legal and notice information © Copyright 2008 Hewlett-Packard Development Company, L.P. Confidential computer software. Valid license from HP required for possession, use or copying. Consistent with FAR 12.21 1 and 12.212, Commercial Computer Software, Computer Software Documentation, and Technical Data for Commercial Items are licensed to the U.S.

  • Page 3: Table Of Contents

    Contents About this guide ......Intended audience ........Related documentation .
  • Page 4 5 Troubleshooting ......31 Problem diagnosis ........Problems during installation .
  • Page 5 Tables 1 Document conventions ....... 2 Two-server external boot configuration ..... . . 3 Two-server internal boot configuration .

  • Page 7: About This Guide

    About this guide This guide discusses the following topics: • Smart Array Multipath software • Installing the product • Uninstalling the product • Troubleshooting Intended audience This guide is intended for: • Network Engineers • Administrators • Any one who wants to install, monitor, or manage the HP Smart Array Multipath software NOTE: HP assumes you are qualified in the servicing of computer equipment and trained in recognizing hazards in products with hazardous energy levels.

  • Page 8: Document Conventions And Symbols

    Document conventions and symbols Table 1 lists the conventions used in this document. Table 1 Document conventions Convention Element Medium blue text: Related Cross-reference links and e-mail addresses documentation Medium blue, underlined text Website addresses (http://www.hp.com) • Key names • Text typed into a GUI element, such as into a box Bold font •...

  • Page 9: Hp Technical Support

    HP technical support Telephone numbers for worldwide technical support are listed on the HP support website: http://www.hp.com/support/ Collect the following information before calling: • Technical support registration number (if applicable) • Product serial numbers Product model names and numbers • •...
  • Page 10 About this guide...

  • Page 11: Overview

    1 Overview This chapter discusses the following topics: • Software overview • Software distribution • Minimum requirements • Supported operating systems • Supported four-node configurations Software overview Smart Array Multipath software delivers dual path functionality, and supports failover capability for a redundant HBA in a server with redundant cabling to an HP StorageWorks Modular Smart Array 500 Generation 2 storage system.

  • Page 12: Supported Operating Systems

    Supported operating systems The Smart Array Multipath software supports the following operating systems: • Microsoft • Windows 2000 Server and Advanced Server with Service Pack 4 • Windows Server 2003 with Service Pack 1 (x86) • Windows Server 2003 R2 •...

  • Page 13: Two-Server Internal Boot Configuration

    Table 2 Two-server external boot configuration Server Port (bus) Boot volume location Data volume location Storage system* Storage system Storage system* Storage system * Red Hat Enterprise Linux operating systems support boot volumes on servers only. For a mixed or external boot configuration in a multiple operating system environment, always locate the Linux boot volumes on servers.

  • Page 14: Three-Server External Boot Configuration

    Table 5 Two-server cluster configuration Server Port (bus) Boot volume location Data volume location Server 1 Storage system Server 2 Storage system Three-server external boot configuration All boot and data volumes reside on the MSA500 G2 storage system. One server connects to two ports. Table 6 lists the boot volume and data volume location for the two-server cluster configuration.

  • Page 15: Three-Server Mixed Boot Configuration

    Table 8 Three-server mixed boot configuration Server Port (bus) Boot volume location Data volume location Storage system* Storage system Server 2 Storage system Server 3 Storage system * Red Hat Enterprise Linux operating systems support boot volumes on servers only. For a mixed or external boot configuration in a multiple operating system environment, always locate the Linux boot volumes on servers.
  • Page 16 Overview...

  • Page 17: Installation And Operation In Microsoft Environments

    2 Installation and operation in Microsoft environments This chapter discusses the following topics: • Pre-installation hardware setup for Microsoft • Installing Smart Array Multipath software • Installing Smart Array Multipath software in cluster configurations • Post-installation hardware setup for Microsoft •...

  • Page 18: Installing Smart Array Multipath Software

    Installing Smart Array Multipath software CAUTION: Before installing Smart Array Multipath software, update the HBA and MSA500 G2 controller drivers. To install the Smart Array Multipath software, complete the following steps: NOTE: You can install this software prior to attaching the hardware. Ensure that only a single path is connected to the storage devices.

  • Page 19: Post-Installation Hardware Setup For Microsoft

    Using Cluster Administrator, perform the following tasks: Restore failback for all groups containing resources, as needed. Redistribute cluster, resources as desired. Post-installation hardware setup for Microsoft To prepare for software operation, complete the following steps: Reconnect the SCSI cable from the redundant HBA to the MSA500 G2 storage system. Cycle the server power.

  • Page 20: Installing Smart Array Multipath Software

    file and write the MPSInstallLog.txt (provided there is write permission in the directory). <Default_Target_Dir> = C:\Program Files\Hewlett-Packard\HP MPIO DSM\SMART ARRAY DSM <User_Target_Dir> = a directory on the system on which the new installation is to be done or the directory of an existing installation.

  • Page 21: Uninstalling Smart Array Multipath Software

    • To install only the DSM component (when the Microsoft MPIO Framework already exists on your system), edit the renamed default setup.iss file, as follows: In line 34, replace Component-count=2 with Component-count=1. Remove line 35. In line 36, replace Component-1=DSM with Component-0=DSM. If you want to install in a directory other than the default directory, replace szDir = <Default_Target_Dir>...
  • Page 22 Installation and operation in Microsoft environments...

  • Page 23: Installation And Operation In Red Hat Enterprise Linux 3.0 And

    3 Installation and operation in Red Hat Enterprise Linux 3.0 and 4.0 environments This chapter discusses the following topics: • Pre-installation hardware setup for Red Hat Enterprise Linux 3.0 and 4.0 • Multipath installation for Red Hat Enterprise Linux 3.0 and 4.0 •...

  • Page 24: Post-Installation Configuration For Red Hat Enterprise Linux 3.0 And

    Mount the CD-ROM. Change to the Linux directory. List the contents of the directory, and select the proper RPM for the current operating system. Install the proper RPM using the following command: #rpm -Uhv --replacefiles cpq_cciss_<os version> .i686.rpm After successful installation, reboot the server. Repeat steps 1 through 7 for each server connected to the MSA500 G2 storage system.

  • Page 25: Static Load (Read-Only) Balancing In Red Hat Enterprise Linux 3.0 And

    IMPORTANT: You can also review status by entering the following command: cat /proc/mdstat The output displayed must be similar to the following: Personalities : [multipath] read_ahead 1024 sectors md0 : active multipath cciss/c2d0p2[0] cciss/c1d0p2[1] 14683328 blocks [2/2] [UU] unused devices : <none> To format the volume, enter the following command: mkfs –t ext2 /dev/md0 To mount the volume, enter the following command:...
  • Page 26 Installation and operation in Red Hat Enterprise Linux 3.0 and 4.0 environments...

  • Page 27: Installation And Operation In Novell Suse Linux Enterprise Server

    4 Installation and operation in Novell SUSE Linux Enterprise Server 9.0 environments This chapter discusses the following topics: • Pre-installation hardware setup for Novell SUSE Linux Enterprise Server 9.0 • Multipath installation for Novell SUSE Linux Enterprise Server 9.0 • Post-installation configuration for Novell SUSE Linux Enterprise Server 9.0 •...

  • Page 28: Post-Installation Configuration For Novell Suse Linux Enterprise Server

    Open a console prompt. Mount the CD-ROM. Change to the Linux directory. List the contents of the directory, and select the proper RPM for the current operating system. Install the proper RPM using the following command: #rpm -Uhv --replacefiles cpq_cciss_<os version> .i686.rpm After successful installation, reboot the server.
  • Page 29 \_ 1:0:0:2 sdag 66:0 [ready ][active] \_ 0:0:0:2 sdc 8:32 [ready ][active] Ensure that the MSA500 G2 storage system contains two identical MSA500 G2 controllers connected to the same logical volume. To create multipath device /dev/md0, enter the following command: mdadm -–create -–level multipath –n 2 /dev/md0 /dev/cciss/c1d0p2 /dev/cciss/c2d0p2 To review the status, enter the following command:...

  • Page 30: Static Load (Read-Only) Balancing In Novell Suse Linux Enterprise Server 9.0

    Static load (read-only) balancing in Novell SUSE Linux Enterprise Server 9.0 The Smart Array Multipath software and Linux operating system support static load (read-only) balancing functionality. To create, add, or extend logical volumes, use ACU Version 7.10 or later. Locate ACU on the SmartStart CD.

  • Page 31: Troubleshooting

    5 Troubleshooting This chapter discusses the following topics: • Problem diagnosis • Problems during installation • HBA failure • Cable failure Problem diagnosis If the problem is related to the multipath I/O, consult the Insight Management Agents and do one of the following: •...

  • Page 32: Hba Failure

    HBA failure If one of the HBAs in the server fails, the redundant HBA performs all I/O operations. To replace the failed HBA, complete the following steps: Power down the HBA in one of the following ways: • For a PCI-based HBA in a Microsoft operating system environment, use the PCI Hot Plug functionality in the server, to power down the HBA while the server is online.

  • Page 33: A Acronyms And Abbreviations

    A Acronyms and abbreviations direct attached storage device manager extension Device specific modules host bus adapter logical block addressing logical unit number MPIO Multipath IO Modular Storage Array Red Hat Package Manager SCSI Small Computer System Interface Selective Storage Presentation VHDCI Very High Density Cable Interconnect Smart Array Multipath software user guide...
  • Page 34 Acronyms and abbreviations...

  • Page 35: Index

    Index Symbols Management Agents, 31 2-Port Shared Storage Module, 1 1 management pack overview, 1 1 4-Port Shared Storage Module, 1 1 Microsoft procedures, 17 Microsoft support, 12 Minimum hardware configuration, 1 1 multipath operations, 25, 30 ACU (Array Configuration Utility), 25, 30 multipath software, overview, 1 1...

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