vishal.rajan created YARN-6470:
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Summary: node manager offheap memory leak
Key: YARN-6470
URL: https://issues.apache.org/jira/browse/YARN-6470
Project: Hadoop YARN
Issue Type: Bug
Components: yarn
Affects Versions: 2.7.1
Reporter: vishal.rajan
In our production environment we are seeing NM process leaking memory, this is
off heap memory.NM jvm seems to be using memory within xmx limits.
output of top
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
32668 yarn 20 0 18.1g 16g 7244 S 19 17.0 55659:03 java
output of ps
yarn 32668 1 33 2016 ? 38-15:39:18
/usr/lib/jvm/jdk-8-oracle-x64/bin/java -Dproc_nodemanager -Xmx4096m
-Dhdp.version=2.4.0.0-169 -Dhadoop.log.dir=/grid/1/log/hadoop-yarn/yarn
we use debian 7 OS and our java version is java8u25.
Yarn nodemanager-recovery is enabled.
Have attached smaps and heapdump file
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