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webspherewebsphere-8

Increasing the heap size in a traditional Websphere Application Server (WAS) 8.5 using the administration console?


Heap dump when trying to run a large EAR application. Need to increase heap size. It is not a liberty server.


Solution

  • Found the answer through the administrative console.

    Login to Administration console

    Expand servers -> Websphere application servers -> Click on your server name (eg: server1)

    Expand Java and Process Management under Server Infrastructure (in configuration tab)

    Click on Process definition -> Java virtual machine

    Update Initial heap size & Maximum heap size as required.

    Apply and save the changes

    Restart the Server

    .