[jira] [Updated] (SPARK-30246) Spark on Yarn External Shuffle Service Memory Leak

["huangweiyi (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-30246?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

huangweiyi updated SPARK-30246:
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    Attachment: nm_oom.png

> Spark on Yarn External Shuffle Service Memory Leak
> --------------------------------------------------
>
>                 Key: SPARK-30246
>                 URL: https://issues.apache.org/jira/browse/SPARK-30246
>             Project: Spark
>          Issue Type: Bug
>          Components: Shuffle, Spark Core
>    Affects Versions: 2.4.3
>         Environment: hadoop 2.7.3
> spark 2.4.3
> jdk 1.8.0_60
>            Reporter: huangweiyi
>            Priority: Major
>         Attachments: nm_oom.png
>
>
> In our large busy yarn cluster which started  Spark external shuffle service on each NodeManager(NM), we encountered OOM in some NMs.
> after i dump the heap memory and found there are some stremState objects still in heap, but the app which the streamState belongs to is already finished.



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