Sun Java System Application Server Enterprise Edition 8.1 2005Q2 High Availability Administration Guide

Named Configurations

A named configuration is a set of server configuration information, including settings for things such as HTTP listeners, ORB/IIOP listeners, JMS brokers, the EJB container, security, logging, and monitoring. Applications and resources are not defined in named configurations.

Configurations are created in the administration domain. Multiple server instances or clusters in the domain can reference the same configuration, or they can have separate configurations.

For clusters, all server instances in the cluster inherit the cluster’s configuration so that a homogenous environment is assured in a cluster’s instances.

Because a named configuration contains so many required configuration settings, create a new configuration by copying an existing named configuration. The newly-created configuration is identical to the configuration you copied until you change its configuration settings.

There are three ways in which clusters or instances use configurations: