Run GC From Commandline

Run this on the server:

$ sudo -u tomcat7 jcmd `cat /var/run/tomcat7.pid` GC.run

This is since JDK7. Run jcmd as the same user as the user that runs the Java apps.

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Run this on the server:

$ sudo -u tomcat7 jcmd `cat /var/run/tomcat7.pid` GC.run

This is since JDK7. Run jcmd as the same user as the user that runs the Java apps.