HP UX Serviceguard Storage Management Software manual Printing History

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Preface

The Veritas Storage Foundation™ 5.0 Cluster File System Administration Guide Extracts for the HP Serviceguard Storage Management Suite contains information extracted from the Veritas Storage Foundation™ Cluster File System Administration Guide - 5.0 - HP-UX, which has been modified to support the HP Serviceguard Storage Management Suite bundles that include the Veritas Storage Foundation™ Cluster File System by Symantec and the Veritas Storage Foundation™ Cluster Volume Manager by Symantec.

Printing History

The last printing date and part number indicate the current edition.

Table 1	Printing History

	Printing	Part	Edition	Changes
	Date	Number	Edition	Changes
	Date	Number

	June 2007	T2271-90034	First	Original release to support
			Edition	the HP Serviceguard
				Storage Management Suite
				A.02.00 release on HP-UX
				11i v2.

	January	T2271-90034	Reprint	CFS nested mounts are not
	2008		First	supported with HP
			Edition	Serviceguard

	April 2008	T2271-90045	Second	Second edition to support
			Edition	the HP Serviceguard
				Storage Management Suite
				version A.02.00 release on
				HP-UX 11i v3

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Contents Second Edition Legal Notices Contents Troubleshooting Cluster Volume Manager AdministrationPrinting History Printing HistoryPage Technical Overview Cluster File System Design Overview of Cluster File System ArchitectureCluster File System Failover Group Lock ManagerVxFS Functionality on Cluster File Systems Supported FeaturesCFS Supported Features CFS Unsupported Features Unsupported FeaturesCFS Unsupported Features Benefits and Applications Advantages To Using CFSWhen To Use CFS Benefits and Applications Chapter Cluster File System Architecture Role of Component Products Veritas Cluster Volume Manager FunctionalityCluster Communication Membership PortsAsymmetric Mounts About CFSCluster File System and The Group Lock Manager Primary and Secondary Mount Options Parallel I/OCluster File System Backup Strategies Synchronizing Time on Cluster File Systems Error Handling PolicyDistributing Load on a Cluster File System TuneablesExample of a Four-Node Cluster About Veritas Cluster Volume Manager FunctionalityPrivate and Shared Disk Groups Activation Modes for Shared Disk Groups Activation Modes for Shared Disk GroupsAllowed and conflicting activation modes Connectivity Policy of Shared Disk GroupsLimitations of Shared Disk Groups About Veritas Cluster Volume Manager Functionality Chapter Cluster File System Administration Cluster File System Administration Cluster Messaging GAB Cluster Communication LLT Volume Manager Cluster Functionality Overview Cluster and Shared Mounts Cluster File System OverviewAsymmetric Mounts Cluster File System Commands Cluster File System AdministrationGrowing a Cluster File System Time Synchronization for Cluster File SystemsFstab file Distributing the Load on a ClusterCluster File System Administration Snapshots for Cluster File Systems Cluster Snapshot CharacteristicsPerformance Considerations Creating a Snapshot on a Cluster File System# cfsumount /mnt1snap Cluster Volume Manager Overview of Cluster Volume Management Example of a 4-Node Cluster Disk group activation mode restrictions Either of the write modes on other nodes will fail # cfsdgadm display Behavior of Master Node for Different Failure Policies Disk Group Failure PolicyRecovery in a CVM Environment Troubleshooting Inaccessible System Installation IssuesIncorrect Permissions for Root on Remote System Resource Temporarily UnavailableInstallation Issues Mount Failures Cluster File System ProblemsUnmount Failures High Availability Issues Command FailuresPerformance Issues Cluster File System Problems Appendix a