Sun Identity Manager 8.1 System Administrator's Guide

Tuning a WebSphere Application Server

If you are tuning Identity Manager on an IBM WebSphere® application server, consider limiting how much memory is allocated for the heap because heap memory can affect the memory used by threads.

If many threads are created simultaneously and the heap size increases, the application’s space limit can be quickly impacted and the following error results:

JVMCI015:OutOfMemoryError