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carloscasalar/permGen.md

Last active September 16, 2015 15:28
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Analyze PermGen java error
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permGen.md

Java memory leaks

Generate dump in tomcat

> ps -fu <user>

UID        PID  PPID  C STIME TTY          TIME CMD
42377     5012 21158  0 17:22 pts/0    00:00:00 ps -fu <user>
42377    12788     1  1 09:44 ?        00:04:35 /opt/java/bin/java <....> org.apache.catalina.startup.Bootstrap start
42377    21153 21123  0 16:21 ?        00:00:00 sshd: <user>@pts/0
42377    21158 21153  0 16:21 pts/0    00:00:00 -bash

> jmap -heap:format=b 12788
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