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From "vishal.rajan (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-6470) node manager offheap memory leak
Date Wed, 12 Apr 2017 10:57:41 GMT

     [ https://issues.apache.org/jira/browse/YARN-6470?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

vishal.rajan updated YARN-6470:
-------------------------------
    Attachment: test

smaps file attached.

> 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: 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
> 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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