Last Updated: February 25, 2016
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757
· b4hand

Display hidden JVM options

Ever wonder what the default value for the undocumented -XX:MaxPermSize option was?

Use another undocumented flag -XX:+PrintFlagsFinal. For more details, see the following blog posts:

http://marxsoftware.blogspot.com/2011/01/hotspot-jvm-options-displayed.html

http://q-redux.blogspot.com/2011/01/inspecting-hotspot-jvm-options.html