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Last active July 21, 2020 03:27
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jvm-debuging
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jvm-debuging.md

tools

basic info

jcmd <PID> PerfCounter.print

thread dump

jcmd <PID> Thread.print

enable jmx

jcmd <PID> ManagementAgent.start

top

top -H -p <PID>

pid to nid (Native thread id)

printf "%x" <PID>

strace

strace -f -v -p <PID>

missioncontrol

jmc

jvisualvm

jvisualvm

flights recorder

-XX:+UnlockCommercialFeatures -XX:+FlightRecorder

jcmd <PID> JFR.start duration=60s filename=myrecording.jfr

links

talks

papers

blogs

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