OCFS2 Integration with HP Serviceguard for Linux Administrator's Guide, First Edition, November 2008

Table of Contents

About This Document.........................................................................................................7

Intended Audience.................................................................................................................................7

Document Organization.........................................................................................................................7

Typographic Conventions......................................................................................................................7

Related Information................................................................................................................................8

Publishing History..................................................................................................................................8

HP Encourages Your Comments............................................................................................................8

1 Introduction......................................................................................................................9

Overview of OCFS2................................................................................................................................9

Features of OCFS2.............................................................................................................................9

Overview of HP Serviceguard for Linux..............................................................................................10

Features of HP Serviceguard for Linux...........................................................................................10

Benefits of OCFS2 in an HP Serviceguard for Linux Environment......................................................11

2 Integrating OCFS2 with HP Serviceguard for Linux.................................................13

Overview of the Integration..................................................................................................................13

Guidelines for Integrating OCFS2 with HP Serviceguard for Linux..............................................13

Supported Operating Systems..............................................................................................................13

Prerequisites for Integrating OCFS2 with HP Serviceguard for Linux................................................13

Installing OCFS2 in a Serviceguard for Linux Environment................................................................15

Pre-configuration Steps.........................................................................................................................15

Planning the OCFS2 cluster timeouts..............................................................................................15

Configuring the O2NET_IDLE_TIMEOUT Parameter..............................................................16

Configuring the O2CB_HEARTBEAT_THRESHOLD Parameter.............................................17

Configuring the O2CB_KEEPALIVE_DELAY_MS Parameter...................................................19

Configuring the O2CB_RECONNECT_DELAY_MS Parameter................................................19

Creating the OCFS2 File System......................................................................................................19

Controlling OCFS2 Resources using Serviceguard Packages...............................................................20

Using the System Multi-node Package............................................................................................20

Using the Mount Point Packages.....................................................................................................20

3 Working with Administrative Commands..................................................................21

Overview of Commands.......................................................................................................................21

Using the ocfs2cluster Command.........................................................................................................21

Using the ocfs2mntadm Command......................................................................................................22

A Blank Planning Worksheets........................................................................................25

Cluster Timeout Planning Worksheet...................................................................................................25

Glossary............................................................................................................................27

Index.................................................................................................................................29

Table of Contents 3