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Oracle Solaris Cluster Concepts Guide     Oracle Solaris Cluster
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Document Information


1.  Introduction and Overview

2.  Key Concepts for Hardware Service Providers

3.  Key Concepts for System Administrators and Application Developers



The Oracle Solaris Cluster Concepts Guide contains conceptual information about the Oracle Solaris Cluster product on both SPARC and x86 based systems.

Note - This Oracle Solaris Cluster release supports systems that use the SPARC and x86 families of processor architectures: UltraSPARC, SPARC64, AMD64, and Intel 64. In this document, x86 refers to the larger family of 64-bit x86 compatible products. Information in this document pertains to all platforms unless otherwise specified.

Who Should Use This Book

This document is intended for the following audiences:

To understand the concepts that are described in this book, you should be familiar with the Oracle Solaris Operating System and have expertise with the volume manager software that you can use with the Oracle Solaris Cluster product.

You should determine your system requirements and purchase the required equipment and software. The Oracle Solaris Cluster Data Services Planning and Administration Guide contains information about how to plan, install, set up, and use the Oracle Solaris Cluster software.

How This Book Is Organized

The Oracle Solaris Cluster Concepts Guide contains the following chapters:

Chapter 1, Introduction and Overview provides an overview of the overall concepts that you need to know about Oracle Solaris Cluster.

Chapter 2, Key Concepts for Hardware Service Providers describes the concepts hardware service providers should understand. These concepts can help service providers understand the relationships between hardware components. These concepts can also help service providers and cluster administrators better understand how to install, configure, and administer cluster software and hardware.

Chapter 3, Key Concepts for System Administrators and Application Developers describes the concepts system administrators and developers who will use the Oracle Solaris Cluster application programming interface (API) should know. Developers can use this API to turn a standard user application, such as a web browser or database, into a highly available data service that can run in the Oracle Solaris Cluster environment.

Related Documentation

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

Hardware installation and administration
Oracle Solaris Cluster 3.3 Hardware Administration Manual and individual hardware administration guides
Software installation
Data service installation and administration
Data service development
System administration
Software upgrade
Error messages
Command and function references

For a complete list of Oracle Solaris Cluster documentation, see the release notes for your version of Oracle Solaris Cluster software.

Getting Help

If you have problems installing or using the Oracle Solaris Cluster software, contact your service provider and provide the following information:

Use the following commands to gather information about your systems 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
SPARC: prtdiag -v
Displays system diagnostic information
/usr/cluster/bin/clnode show-rev
Displays Oracle Solaris Cluster release and package version information

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

Documentation, Support, and Training

See the following web sites for additional resources:

Oracle Welcomes Your Comments

Oracle welcomes your comments and suggestions on the quality and usefulness of its documentation. If you find any errors or have any other suggestions for improvement, go to and click Feedback. Indicate the title and part number of the documentation along with the chapter, section, and page number, if available. Please let us know if you want a reply.

Oracle Technology Network offers a range of resources related to Oracle software:

Typographic Conventions

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

Table P-1 Typographic Conventions

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.

A cache is a copy that is stored locally.

Do not save the file.

Note: Some emphasized items appear bold online.

Shell Prompts in Command Examples

The following table shows the default UNIX system prompt and superuser prompt for shells that are included in the Oracle Solaris OS. Note that the default system prompt that is displayed in command examples varies, depending on the Oracle Solaris release.

Table P-2 Shell Prompts

Bash shell, Korn shell, and Bourne shell
Bash shell, Korn shell, and Bourne shell for superuser
C shell
C shell for superuser