jcmd(1) Troubleshooting Tools jcmd(1) (NAME) jcmd - (JVM) (SYNOPSIS) jcmd [-l|-h|-help] jcmd pid|main-class PerfCounter.print jcmd pid|main-class -f filename jcmd pid|main-class command[ arguments] (DESCRIPTION) jcmd (JVM) . JVM JVM . +-----------------------------------------------------------------------------------------------------------------+ | | | | | com.sun.management.DiagnosticCommandMBean . | | DiagnosticCommandMBean | | API : | |http://docs.oracle.com/javase/8/docs/jre/api/management/extension/com/sun/management/DiagnosticCommandMBean.html | +-----------------------------------------------------------------------------------------------------------------+ jcmd -l (PID) . jcmd -h -help . (pid) (main-class) jcmd . 0 . : Perfcounter.print (performance counters) . . -f filename . -f . . (#) . stop . command [arguments] . help . . help . : (' ") . (shell) (\) . ( ) . (OPTIONS) ( ). -f filename . . . (#) . stop . -h -help . -l . (SEE ALSO) o jps(1) JDK 8 03 March 2015 jcmd(1)