jcmd: multifunctional command line tool

jps view process number
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jcmd 8172 help

List commands that can be executed
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jcmd 8172 VM.flags

jcmd 8172 VM.flags replace jinfo -flags 8172
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other commands can also be replaced by your own try

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Origin blog.csdn.net/u014496893/article/details/114903842