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Posted to mapreduce-issues@hadoop.apache.org by "Kousuke Saruta (JIRA)" <ji...@apache.org> on 2016/01/25 18:43:40 UTC

[jira] [Updated] (MAPREDUCE-6617) flushTimer in JobHistoryEventHandler should purge canceled flushTimerTask

     [ https://issues.apache.org/jira/browse/MAPREDUCE-6617?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kousuke Saruta updated MAPREDUCE-6617:
--------------------------------------
    Attachment: MAPREDUCE-6617.0.patch

I've attached the initial patch.

> flushTimer in JobHistoryEventHandler should purge canceled flushTimerTask
> -------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-6617
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6617
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 3.0.0
>            Reporter: Kousuke Saruta
>            Assignee: Kousuke Saruta
>         Attachments: MAPREDUCE-6617.0.patch
>
>
> In JobHistoryEventHandler, flushTask is not purged after it's canceled so GC never sweep flushTask.
> It can cause memory leak.



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