[jira] [Updated] (YARN-5482) ContainerMetric Lead to memory leaks

["tangshangwen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/YARN-5482?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

tangshangwen updated YARN-5482:
-------------------------------
    Attachment: oom2.png
                oom1.png

> ContainerMetric Lead to memory leaks
> ------------------------------------
>
>                 Key: YARN-5482
>                 URL: https://issues.apache.org/jira/browse/YARN-5482
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.7.1
>            Reporter: tangshangwen
>            Assignee: tangshangwen
>         Attachments: oom1.png, oom2.png
>
>
> In our cluster, I often find NodeManager OOM, I dump the heap file and found ContainerMetric takes up a lot of memory
> {code}
> export YARN_NODEMANAGER_OPTS="-Xmx2g -Xms2g -Xmn1g -XX:PermSize=128M -XX:MaxPermSize=128M -XX:+DisableExplicitGC -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/data1/yarn-logs/nm_dump.log -Dcom.sun.management.jmxremote -Xloggc:/data1/yarn-logs/nm_gc.log -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime -XX:+PrintGCApplicationConcurrentTime -XX:+PrintTenuringDistribution -XX:ErrorFile=/data1/yarn-logs/nm_err_pid"
> {code}



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