Sun Cluster Geographic Edition Overview


Sun Cluster Geographic Edition Overview introduces the SunTM Cluster Geographic Edition software by explaining the purpose of the product and the means by which Sun Cluster Geographic Edition achieves this purpose. This book also explains key concepts for Sun Cluster Geographic Edition. This document contains information about Sun Cluster Geographic Edition features and functionality.

Note –

This release of Sun Cluster Geographic Edition supports the following releases of Sun's availability suite software:

In this manual, references to Sun StorageTek Availability Suite software also apply to Sun StorEdge Availability Suite software unless specifically stated otherwise.

Using UNIX Commands

This document contains information about commands that are used to install, configure, or administer a Sun Cluster Geographic Edition configuration. This document might not contain complete information on basic UNIX® commands and procedures such as shutting down the system, booting the system, and configuring devices.

See one or more of the following sources for this information:

Related Documentation

Information about related Sun Cluster Geographic Edition topics is available in the documentation that is listed in the following table. All Sun Cluster Geographic Edition documentation is available at




Sun Cluster Geographic Edition Overview


Sun Java Enterprise System Glossary

Hardware administration 

Individual hardware administration guides 

Software installation 

Sun Cluster Geographic Edition Installation Guide

System administration 

Sun Cluster Geographic Edition System Administration Guide

Sun Cluster Geographic Edition Data Replication Guide for Sun StorageTek Availability Suite

Sun Cluster Geographic Edition Data Replication Guide for Hitachi TrueCopy

Sun Cluster Geographic Edition Data Replication Guide for EMC Symmetrix Remote Data Facility

Command and function references 

Sun Cluster Geographic Edition Reference Manual

For a complete list of Sun Cluster documentation, see the release notes for your Sun Cluster software at

Getting Help

If you have problems installing or using the Sun Cluster Geographic Edition system, contact your service provider and provide the following information:

Use the following commands to gather information about each node on your system for your service provider.



prtconf -v

Displays the size of the system memory and reports information about peripheral devices 

psrinfo -v

Displays information about processors 

showrev –p

Reports which patches are installed 

prtdiag -v

Displays system diagnostic information 

clnode show-rev -v

Displays Sun Cluster Geographic Edition software release and package version information 

cluster status

Provides a snapshot of the cluster status 

cluster show

Lists cluster configuration information 

clresource show, clresourcegroup show, clresourcetype show

Displays information about installed resources, resource groups, and resource types 

geoadm status

Displays runtime status of the local cluster 

Also have available the contents of the /var/adm/messages file and the log files in /var/opt/SUNWcacao/logs.

Typographic Conventions

The following table describes the typographic changes that are used in this book.

Table P–1 Typographic Conventions

Typeface or Symbol 




The names of commands, files, and directories, and onscreen computer output 

Edit your .login file.

Use ls -a to list all files.

machine_name% you have mail.


What you type, contrasted with onscreen computer output 

machine_name% su



Placeholder: replace with a real name or value 

The command to remove a file is rm filename.


Book titles, new terms, and terms to be emphasized 

Read Chapter 6 in the User's Guide.

Perform a patch analysis.

Do not save the file.

[Note that some emphasized items appear bold online.] 

Shell Prompts in Command Examples

The following table shows the default system prompt and superuser prompt for the C shell, Bourne shell, and Korn shell.

Table P–2 Shell Prompts



C shell prompt 


C shell superuser prompt 


Bourne shell and Korn shell prompt 


Bourne shell and Korn shell superuser prompt