When this happens, can you generate the jstack output (or kill -3 output) for the server that appears hung?
- find the process that's hung.
- find its pid (jps -lm | grep PE if this v2, | grep ASMain if it is v3).
- jstack <pid> or kill -3 <pid> and send the jvm.log file or jstack output.
-Kedar
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