arthas/arthas-tutorials-en/arthas-basics/vmtool.md

The vmtool command can search object in JVM.

vmtool --action getInstances --className demo.MathGame --limit 10{{exec}}

Calling an instance method

Viewing the source code of a class

jad demo.MathGame{{exec}}

Calling an instance method

vmtool --action getInstances --className demo.MathGame --express 'instances[0].primeFactors(3)' -x 3{{exec}}