HP 500 G2 Safety guide

HP StorageWorks
Smart Array Multipath software user guide
Part number: 354907-006
Sixth edition: June 2008

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 12.211 and
12.212, Commercial Computer Software, Computer Software Documentation, and Technical Data for Commercial Items are licensed
to the U.S. Government under vendor’s standard commercial license.
The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth
in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting
an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
Microsoft, Windows, Windows XP, and Windows NT are U.S. registered trademarks of Microsoft Corporation.

Contents
Aboutthisguide .......................... 7
Intendedaudience...................................... 7
Relateddocumentation.................................... 7
Documentconventionsandsymbols .............................. 8
HPtechnicalsupport..................................... 9
HP-authorizedreseller .................................... 9
1Overview ............................ 11
Softwareoverview...................................... 11
Softwaredistribution..................................... 11
Minimumrequirements.................................... 11
Supportedoperatingsystems ................................ 12
Microsoftfeaturesupport ................................ 12
Linuxfeaturesupport.................................. 12
Multipleoperatingsystemfeaturesupport......................... 12
Supported four-node configurations.............................. 12
Two-server external boot configuration .......................... 12
Two-server internal boot configuration........................... 13
Two-server mixed boot configuration ........................... 13
Two-server cluster configuration ............................. 13
Three-server external boot configuration.......................... 14
Three-server internal boot configuration.......................... 14
Three-server mixed boot configuration........................... 14
2InstallationandoperationinMicrosoftenvironments .......... 17
Pre-installationhardwaresetupforMicrosoft.......................... 17
InstallingSmartArrayMultipathsoftware ........................... 18
Installing Smart Array Multipath software in cluster configurations................. 18
Post-installationhardwaresetupforMicrosoft.......................... 19
UninstallingSmartArrayMultipathsoftware.......................... 19
Usingsilentinstallation................................... 19
InstallingSmartArrayMultipathsoftware ......................... 20
UninstallingSmartArrayMultipathsoftware........................ 21
StaticLUNbalancing.................................... 21
3InstallationandoperationinRedHatEnterpriseLinux3.0and4.0
environments........................... 23
Pre-installationhardwaresetupforRedHatEnterpriseLinux3.0and4.0.............. 23
MultipathinstallationforRedHatEnterpriseLinux3.0and4.0.................. 23
Post-installation configurationforRedHatEnterpriseLinux3.0and4.0............... 24
Static load (read-only) balancing in Red Hat Enterprise Linux 3.0 and 4.0 . . . . . . . . . . . . . 25
4 Installation and operation in Novell SUSE Linux Enterprise Server 9.0
environments........................... 27
Pre-installationhardwaresetupforNovellSUSELinuxEnterpriseServer9.0............. 27
MultipathinstallationforNovellSUSELinuxEnterpriseServer9.0................. 27
Post-installation configurationforNovellSUSELinuxEnterpriseServer9.0.............. 28
Static load (read-only) balancing in Novell SUSE Linux Enterprise Server 9.0 . . . . . . . . . . . . 30
Smart Array Multipath software user guide 3

5 Troubleshooting . . ........................ 31
Problemdiagnosis..................................... 31
Problemsduringinstallation................................. 31
HBAfailure........................................ 32
Cablefailure ....................................... 32
AAcronymsandabbreviations ................... 33
Index .............................. 35
4

Tables
1Documentconventions............................... 8
2Two-server external boot configuration....................... 13
3Two-server internal boot configuration ....................... 13
4Two-server mixed boot configuration........................ 13
5Two-server cluster configuration.......................... 14
6Three-server external boot configuration ...................... 14
7Three-server internal boot configuration ...................... 14
8Three-server mixed boot configuration ....................... 15
9Listofcommonreturnvalues ........................... 20
Smart Array Multipath software user guide 5

6

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.
Related documentation
To learn more about HP and HP products, services, and support, visit the HP website: http://www.hp.com.
For FAQs, software updates, and contact information for HP products, visit the HP Support website:
http://www.hp.com/support.
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Smart Array Multipath software user guide 7

Document conventions and symbols
Table 1 liststheconventionsusedinthisdocument.
Table 1 Document conventions
Convention Element
Medium blue text: Related
documentation Cross-reference links and e-mail addresses
Medium blue, underlined text
(http://www.hp.com)Website addresses
Bold font
•Key names
•Text typed into a GUI element, such as into a box
•GUI elements that are clicked or selected, such as menu and list
items, buttons, and check boxes
Italic font Text emphasis
Monospace font
•File and directory names
•System output
•Code
•Text typed at the command line
Monospace, italic font •Code variables
•Command-line variables
Monospace, bold font Emphasis of file and directory names, system output, code, and text
typed at the command line
CAUTION:
Indicates that failure to follow directions can result in damage to equipment or data.
IMPORTANT:
Provides clarifying information or specific instructions.
NOTE:
Provides additional information.
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8About this guide

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
•Applicable error messages
•Operating system type and revision level
•Detailed, specificquestions
For continuous quality improvement, calls may be recorded or monitored.
HP recommends that customers sign up online using Subscriber’s choice website:
http://www.hp.com/go/e-updates.
•Subscribing to this service provides you with e-mail updates on the latest product enhancements,
newer versions of drivers, and firmware documentation updates, as well as instant access to
numerous other product resources.
•After signing up, you can quickly locate your products by selecting Business support and then
Storage under Product Category.
HP-authorized reseller
For the name of your nearest HP-authorized reseller:
•In the United States, call 1-800-345-1518.
•In Canada, call 1-800-263-5868.
•Elsewhere, visit the HP web site: http://www.hp.com,andclickContact HP to find locations and
telephone numbers.
Smart Array Multipath software user guide 9

10 About this guide