BEA WebLogic Server™ 8.1 Unleashed

Creating and Configuring the Physical Cluster Environment

Clusters can be set up in a variety of ways. In the basic model, there is an administration server with two or more managed servers. The server instances can be on the same or different physical workstations, but the rule of thumb is generally to put one server instance per CPU.

To illustrate the concepts in installing and configuring a physical cluster, we will create a very basic example consisting of an administration server with two managed servers, all on the same physical workstation. Now, in any kind of testing or production development, you would want to have these distributed on different CPUs or workstations. However, the assumption is made that as a student you are most likely ...