Concerns and issues relating to all versions of WebSphere Application Server
The IBM extended version of Eclipse Memory Analyzer contains a number of plugins that help with determining the memory usage of WAS components like Dynacache, HTTPSession, WebContainer etc .. The IBM Extensions for Memory Analyzer currently offers extensions covering: Java SE Runtime, & WebSphere Application Server
Snapshot of what this look like in the tool ...
|IBM WebSphere Application Server Extensions to Eclipse Memory Analyzer|
|IBM Java SE Runtime Extensions to Eclipse Memory Analyzer|
If you have a complete core dump this tool can also show you thread details, thread stacks, a classloader explorer etc ...
|Java Thread exploration with Eclipse Memory Analyzer|
|My version of the IBM extended Eclipse Memory Analyzer|