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https://issues.apache.org/jira/browse/YARN-6470?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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vishal.rajan updated YARN-6470:
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Summary: Node manager offheap memory leak (was: node manager offheap
memory leak)
> 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
> Attachments: heap, test
>
>
> 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
> OS:debian7
> java version: oracle java8u25.
> Yarn nodemanager-recovery is enabled.
> The process needs to run for a month for this leak to occur.Please let us
> know if more stats/info are required.
> Have attached smaps and heapdump file.
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