Managing Serviceguard A.11.20, March 2013

Preface

This edition of the manual applies to Serviceguard Version A.11.20 for the March 2012 patch

release. Earlier versions are available at http://www.hp.com/go/hpux-serviceguard-docs ->

HP Serviceguard. The information in this manual has been updated for new features and

functionality introduced in the Serviceguard A.11.20 March 2012 patch (PHSS_42558). If the

Serviceguard A.11.20 March 2012 or one of its superseding patches has not been installed, some

of the information in this manual will not apply, therefore users should refer to the previous editions

of the Managing Serviceguard manual.

This guide describes how to configure Serviceguard to run on HP 9000 or HP Integrity servers

under the HP-UX operating system. The contents are as follows:

• “Serviceguard at a Glance” (page 21), describes a Serviceguard cluster and provides a

roadmap for using this guide.

• “Understanding Serviceguard Hardware Configurations” (page 27) provides a general view

of the hardware configurations used by Serviceguard.

• “Understanding Serviceguard Software Components” (page 40) describes the software

components of Serviceguard and shows how they function within the HP-UX operating system.

• “Planning and Documenting an HA Cluster ” (page 97) steps through the planning process

and provides a set of worksheets for organizing information about the cluster.

• “Building an HA Cluster Configuration” (page 163) describes the creation of the cluster

configuration.

• “Configuring Packages and Their Services ” (page 232) describes the creation of high availability

packages and the control scripts associated with them.

• “Cluster and Package Maintenance” (page 265) presents the basic cluster administration tasks.

• “Troubleshooting Your Cluster” (page 327) explains cluster testing and troubleshooting strategies.

• “Enterprise Cluster Master Toolkit ” (page 346) describes a group of tools to simplify the

integration of popular applications with Serviceguard.

• “Designing Highly Available Cluster Applications ” (page 347)gives guidelines for creating

cluster-aware applications that provide optimal performance in a Serviceguard environment.

• “Integrating HA Applications with Serviceguard” (page 360),” presents suggestions for

integrating your existing applications with Serviceguard.

• “Software Upgrades ” (page 363) shows how to move from one Serviceguard or HP-UX release

to another without bringing down your applications.

• “Blank Planning Worksheets” (page 375),” contains a set of empty worksheets for preparing

a Serviceguard configuration.

• “Migrating from LVM to VxVM Data Storage ” (page 380),” describes how to convert from

LVM data storage to VxVM data storage.

• “IPv6 Network Support” (page 384) describes the IPv6 addressing scheme and the

primary/standby interface configurations supported.

• Appendix I (page 391) describes the Serviceguard Manager GUI.

• “Maximum and Minimum Values for Parameters” (page 395) provides a reference to the

supported ranges for Serviceguard parameters.