Red Hat ENTERPRISE LINUX 4 - DM MULTIPATH Manuale di Servizio Scaricare il pdf (Pagina 3)

Contents

Aboutthisguide .......................... 5

Intendedaudience...................................... 5

Documentconventionsandsymbols .............................. 5

HPtechnicalsupport..................................... 6

Helpfulwebsites....................................... 6

1IntroductiontoHPDMMultipath................... 7

Overview.......................................... 7

Features .......................................... 7

What’sNew ...................................... 7

SoftwareComponents .................................... 8

HPDMMultipathOperation.................................. 8

2InstallingHPDMMultipath ..................... 9

HPDMMultipathSupportMatrix................................ 9

PrerequisitesforHPDMMultipathInstallation.......................... 10

Installing/UpgradingHPDMMultipathTools........................... 11

SettingupHPDMMultipath................................ 11

ConﬁguringQLogicHBAParameters.......................... 11

ConﬁguringEmulexHBAParameters ......................... 12

3ConﬁguringHPDMMultipath.................... 13

Using/etc/multipath.confFile................................ 13

StartingHPDMMultipath.................................. 17

4UsingHPDMMultipath...................... 19

Creating an Alias using /etc/multipath.conf ﬁle ........................ 19

UsingMultipathMap.................................. 19

PathGrouping .................................. 21

ClusteringSolutionswithHPDMMultipath........................... 22

ConﬁguringHPServiceGuardwithHPDMMultipathDevices................. 22

ConﬁguringSteelEyeLifeKeeperwithHPDMMultipathDevices................ 23

5RemovingHPDMMultipathTools ................. 25

RemovingHPDMMultipathTools............................... 25

6Troubleshooting . ........................ 27

7 Abbreviations . . . . . ..................... 29

Device Mapper Multipath Enablement Kit for HP StorageWorks Disk Arrays

1 2 3 4 5 6 7 8 ... 28 29

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Red Hat ENTERPRISE LINUX 4 - DM MULTIPATH Manuale di Servizio Pagina 3