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jebeaudet/gist:25bddb4e36653cbba3f0c83b34eff414

Last active February 1, 2019 20:29
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Dump java docker heap
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gistfile1.txt
# install openjdk in the container
docker exec -it --user=root container_name sh
apk add openjdk8
docker exec -it <container_name> jmap -dump:format=b,file=/tmp/cheap.bin 1
# Also works
docker exec <container_name> jcmd 1 GC.heap_dump /tmp/docker.hprof
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