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Posted to yarn-issues@hadoop.apache.org by "chenrongwei (JIRA)" <ji...@apache.org> on 2016/12/21 09:30:58 UTC

[jira] [Created] (YARN-6017) node manager physical memory leak

chenrongwei created YARN-6017:
---------------------------------

             Summary: node manager physical memory leak
                 Key: YARN-6017
                 URL: https://issues.apache.org/jira/browse/YARN-6017
             Project: Hadoop YARN
          Issue Type: Bug
          Components: yarn
    Affects Versions: 2.7.1
         Environment: OS:
Linux guomai124041 2.6.32-431.el6.x86_64 #1 SMP Fri Nov 22 03:15:09 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
jvm:
java version "1.7.0_65"
Java(TM) SE Runtime Environment (build 1.7.0_65-b17)
Java HotSpot(TM) 64-Bit Server VM (build 24.65-b04, mixed mode)
            Reporter: chenrongwei


In our produce environment, node manager's jvm memory has been set to '-Xmx2048m',but we notice that after a long time running the process' actual physical memory size had been reached to 12g (we got this value by top command as follow).

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
31169 data      20   0 13.2g  12g 6092 S 16.9 13.0  49183:13 java




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