Failover Configuration Overview

The Sun Cluster HA for Sun ONE Application Server is a data service with appropriate extension properties to configure a failover application server mastered by one node at a time. A domains administrative server can also be made highly available as a failover resource. Web clients can connect directly to the Sun ONE Application Server.

Use the standard configuration in this section to plan the installation and configuration of the Sun Cluster HA for Sun ONE Application Server. The Sun Cluster HA for Sun ONE Application Server might support additional configurations. However, you must contact your Enterprise Services representative for information on additional configurations.

The following figure illustrates a standard failover configuration for a Sun ONE Application Server that runs on a two-node cluster.

Figure 1–1 Two-Node Cluster With Failover Data Service Configuration