Single CHA server with co-resident clients

In this topology, the single CHA server and the CHA clients reside in the same EJB container. The clients use local EJB bindings to access the CHA as shown in the following figure.

Diagram illustrating how single CHA server works with co-resident clients

This topology provides the best performance because all of the EJB interfaces are local except for the external call to the business process EJB component.