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From Michael S├╝dkamp <>
Subject AW: server status reports long request times
Date Fri, 22 Jul 2011 06:27:49 GMT
> That sounds like you looked at ps or similar output, not a thread dump.  Take an actual
JVM thread dump and see where the worker threads are during the busy periods.

Wrong, to identify the thread in question I looked with Sysinternals Process Explorer which
thread ID caused the 100% CPU. Then I looked up this thread ID in the Java thread dump. And
this was the thread named "VM Thread".

> Turn on GC logging to see if you are experiencing heap churn and heavy GC activity.

Thank you for the hint.


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