Preface
The High Availability Administration Guide describes the high-availability
features of Sun JavaTM SystemApplication Server,
including how to:
-
Install, configure, and administer High Availability Database
(HADB).
-
Install, configure, and use the HTTP Load Balancer Plug-in.
-
Use named configurations to share server configuration attributes.
-
Set up and use highly-available clusters.
-
Configure node agents.
-
Configure and use high-availability session persistence.
-
Use other high availability features such as Java Message
service and RMI-IIOP failover.
Who Should Use This Book
This guide is intended for system administrators in production environments.
It assumes you are familiar with:
Before You Read This Book
Application Server can be purchased by itself or as a component of Sun JavaTM Enterprise System (Java ES),
a software infrastructure that supports enterprise applications distributed
across a network or Internet environment. If you purchased Application Server as
a component of Java ES, you should be familiar with the system documentation
at http://docs.sun.com/coll/1286.1.
How This Book Is Organized
Chapter 1, Application Server High Availability Features provides an overview of Application Server's high availability
features.
Chapter 2, Installing and Setting Up High Availability Database describes how to install and set up High Availability
Database.
Chapter 3, Administering High Availability Database explains how to administer High Availability Database.
Chapter 4, Configuring Load Balancing and Failover describes how to install, configure, and use the HTTP
Load Balancer Plug-in.
Chapter 5, Using Application Server Clusters explains Application Server clusters
and how to configure and administer them.
Chapter 6, Managing Named Configurations explains
how to use named configurations to share Application Server configuration attributes.
Chapter 7, Configuring Node Agents describes
node agents and how to administer them.
Chapter 8, Configuring High Availability Session Persistence and Failover explains how to set up high-availability
session persistence.
Chapter 9, Java Message Service Load Balancing and Failover describes Java Message Service Load Balancing and Failover.
Chapter 10, RMI-IIOP Load Balancing and Failover describes RMI-IIOP Load Balancing and Failover.
Application Server Documentation Set
The Application Server documentation set describes deployment planning and
system installation. The stand-alone Application Server documentation is at http://docs.sun.com/app/docs/coll/1310.1.
For an introduction to Application Server, refer to the books in the order in which
they are listed in the following table.
Table P–1 Books in the Application Server Documentation
Set
|
Book Title
|
Description
|
|
Release Notes
|
Late-breaking information about the software and the documentation.
Includes a comprehensive, table-based summary of the supported hardware, operating
system, JDK, and JDBC/RDBMS.
|
|
Quick Start Guide
|
How to get started with the Application Server product.
|
|
Installation Guide
|
Installing the software and its components.
|
|
Deployment Planning Guide
|
Evaluating your system needs and enterprise to ensure that you deploy
the Application Server in a manner that best suits your site. General issues and
concerns that you must be aware of when deploying the server are also discussed.
|
|
Developer’s Guide
|
Creating and implementing Java 2 Platform, Enterprise
Edition (J2EETM platform) applications intended
to run on the Application Server that follow the open Java standards model for
J2EE components and APIs. Includes general information about developer tools,
security, assembly, deployment, debugging, and creating lifecycle modules.
|
|
J2EE 1.4 Tutorial
|
Using J2EE 1.4 platform technologies and APIs to develop J2EE applications.
|
|
Administration Guide
|
Configuring, managing, and deploying Application Server subsystems and components
from the Administration Console.
|
|
High Availability Administration Guide
|
Post-installation configuration and administration instructions for
the high-availability database.
|
|
Administration Reference
|
Editing the Application Server configuration file, domain.xml.
|
|
Upgrade and Migration Guide
|
Migrating your applications to the new Application Server programming model,
specifically from Application Server 6.x and 7. This guide also describes differences
between adjacent product releases and configuration options that can result
in incompatibility with the product specifications.
|
|
Performance Tuning Guide
|
Tuning the Application Server to improve performance.
|
|
Troubleshooting Guide
|
Solving Application Server problems.
|
|
Error Message Reference
|
Solving Application Server error messages.
|
|
Reference Manual
|
Utility commands available with the Application Server; written in man page
style. Includes the asadmin command line interface.
|
Related Books
For other Sun Java System server documentation, see:
Documentation of Java ES and its components is at http://docs.sun.com/prod/entsys.05q4.
Default Paths and File Names
The following table describes the default paths and file names that
are used in this book.
Table P–2 Default Paths and File
Names
|
Placeholder
|
Description
|
Default Value
|
|
install-dir
|
Represents the base installation directory for Application Server.
|
Sun Java Enterprise System installations on the SolarisTM platform:
/opt/SUNWappserver/appserver
Sun Java Enterprise System installations on the Linux platform:
/opt/sun/appserver/
Other Solaris and Linux installations, non-root user:
user’s home directory/SUNWappserver
Other Solaris and Linux installations, root user:
/opt/SUNWappserver
Windows, all installations:
SystemDrive:\Sun\AppServer
|
|
domain-root-dir
|
Represents the directory containing all domains.
|
Sun Java Enterprise System installations on the Solaris platform:
/var/opt/SUNWappserver/domains/
Sun Java Enterprise System installations on the Linux platform:
/var/opt/sun/appserver/domains/
All other installations:
install-dir/domains/
|
|
domain-dir
|
Represents the directory for a domain.
In configuration files, you might see domain-dir represented as follows:
${com.sun.aas.instanceRoot}
|
domain-root-dir/domain-dir
|
|
instance-dir
|
Represents the directory for a server instance.
|
domain-dir/instance-dir
|
Typographic Conventions
The following table describes the typographic changes that are
used in this book.
Table P–3 Typographic Conventions
|
Typeface
|
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
|
A placeholder to be replaced with a real name or value
|
The command to remove a file is rm
filename.
|
|
AaBbCc123
|
Book titles, new terms, and terms to be emphasized
(note that some emphasized items appear bold online)
|
Read Chapter 6 in the User's Guide.
A cache is a copy that is stored locally.
Do not save the file.
|
Symbol Conventions
The following table explains symbols that might be used in this
book.
Table P–4 Symbol Conventions
|
Symbol
|
Description
|
Example
|
Meaning
|
|
[ ]
|
Contains optional arguments and command options.
|
ls [-l]
|
The -l option is not required.
|
|
{ | }
|
Contains a set of choices for a required command option.
|
-d {y|n}
|
The -d option requires that you use either the
y argument or the n argument.
|
|
${ }
|
Indicates a variable reference.
|
${com.sun.javaRoot}
|
References the value of the com.sun.javaRoot
variable.
|
|
-
|
Joins simultaneous multiple keystrokes.
|
Control-A
|
Press the Control key while you press the A key.
|
|
+
|
Joins consecutive multiple keystrokes.
|
Ctrl+A+N
|
Press the Control key, release it, and then press the subsequent
keys.
|
|
->
|
Indicates menu item selection in a graphical user interface.
|
File -> New -> Templates
|
From the File menu, choose New. From the New submenu, choose
Templates.
|
Accessing Sun Resources
Online
The docs.sun.comSM 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. Books are available
as online files in PDF and HTML formats. Both formats are readable by assistive
technologies for users with disabilities.
To access the following Sun resources, go to http://www.sun.com:
-
Downloads of Sun products
-
Services and solutions
-
Support (including patches and updates)
-
Training
-
Research
-
Communities (for example, Sun Developer Network)
Third-Party Web Site References
Third-party URLs are referenced in this document and provide additional,
related information.
Note –
Sun is not responsible for the availability of third-party web
sites mentioned in this document. Sun does not endorse and is not responsible
or liable for any content, advertising, products, or other materials that
are available on or through such sites or resources. Sun will not be responsible
or liable for any actual or alleged damage or loss caused or alleged to be
caused by or in connection with use of or reliance on any such content, goods,
or services that are available on or through such sites or resources.
Sun Welcomes Your Comments
Sun is interested in improving its documentation and welcomes your comments
and suggestions. To share your comments, go to http://docs.sun.com and click Send Comments. In the online form, provide the
full document title and part number. The part number is a 7-digit or 9-digit
number that can be found on the book's title page or in the document's URL.
For example, the part number of this book is 819-2555.