Preface

Sun^TM 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 http://docs.sun.com.

Topic	Documentation
Concepts	Sun Cluster Concepts Guide for Solaris OS
Overview	Sun Cluster Overview for Solaris OS
Glossary	Sun Java Enterprise System 2003Q4 Glossary
Hardware administration	Sun Cluster Hardware Administration Manual for Solaris OS Individual hardware administration guides
Software installation	Sun Cluster Software Installation Guide for Solaris OS
Data service administration	Sun Cluster Data Service 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 http://docs.sun.com.

Accessing Sun Documentation Online

The docs.sun.com^SM Web site enables you to access Sun technical documentation online. You can browse the docs.sun.com archive or search for a specific book title or subject. The URL is http://docs.sun.com.

Ordering Sun Documentation

Sun Microsystems offers select product documentation in print. For a list of documents and how to order them, see “Buy printed documentation” at http://docs.sun.com.

Getting Help

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

• Your name and email address (if available)

• Your company name, address, and phone number

• The model and serial numbers of your systems

• The release number of the operating environment (for example, Solaris 9)

• The release number of the Sun Cluster software (for example, 3.1 4/04)

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

Command	Function
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
scstat	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	Meaning	Example
AaBbCc123	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.
AaBbCc123	What you type, contrasted with onscreen computer output	machine_name% su Password:
AaBbCc123	Command-line placeholder: replace with a real name or value	To delete a file, type rm filename.
AaBbCc123	Book titles, new terms, or terms to be emphasized	Read Chapter 6 in User's Guide. These are called class options. You must be root to do this.

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

Shell	Prompt
C shell prompt	machine_name%
C shell superuser prompt	machine_name#
Bourne shell and Korn shell prompt	$
Bourne shell and Korn shell superuser prompt	#