Sun Cluster Overview for Solaris OS


SunTM Cluster Overview for Solaris OS introduces the Sun Cluster product by explaining the purpose of the product and the means by which Sun Cluster achieves this purpose. This book also explains key concepts for Sun Cluster. The information in this document enables you to become familiar with Sun Cluster features and functionality.

Related Documentation

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




Sun Cluster Overview for Solaris OS


Sun Cluster Concepts Guide for Solaris OS

Hardware installation and administration 

Sun Cluster 3.0-3.1 Hardware Administration Manual for Solaris OS

Individual hardware administration guides 

Software installation 

Sun Cluster Software Installation Guide for Solaris OS

Data service installation and administration 

Sun Cluster Data Services Planning and Administration Guide for Solaris OS

Individual data service guides 

Data service development 

Sun Cluster Data Services Developer’s Guide for Solaris OS

System administration 

Sun Cluster System Administration Guide for Solaris OS

Error messages 

Sun Cluster Error Messages Guide for Solaris OS

Command and function references 

Sun Cluster Reference Manual for Solaris OS

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

Documentation, Support, and Training

Sun Function 




Download PDF and HTML documents, and order printed documents 

Support and Training

Obtain technical support, download patches, and learn about Sun courses 

Getting Help

If you have problems installing or using the Sun Cluster 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 

scinstall -pv

Displays Sun Cluster software release and package version information 


Provides a snapshot of the cluster status 

scconf -p

Lists cluster configuration information 

scrgadm -p

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

Also have available the contents of the /var/adm/messages file.

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



Command-line 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