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Posted to issues@hive.apache.org by "Prasanth Jayachandran (JIRA)" <ji...@apache.org> on 2016/12/13 09:48:58 UTC

[jira] [Commented] (HIVE-15347) LLAP: Executor memory and Xmx should have some headroom for other services

    [ https://issues.apache.org/jira/browse/HIVE-15347?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15744713#comment-15744713 ] 

Prasanth Jayachandran commented on HIVE-15347:
----------------------------------------------

[~sershe]/[~gopalv] can someone please review this patch?


> LLAP: Executor memory and Xmx should have some headroom for other services
> --------------------------------------------------------------------------
>
>                 Key: HIVE-15347
>                 URL: https://issues.apache.org/jira/browse/HIVE-15347
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>    Affects Versions: 2.2.0
>            Reporter: Prasanth Jayachandran
>            Assignee: Prasanth Jayachandran
>            Priority: Critical
>         Attachments: HIVE-15347.1.patch
>
>
> If executor memory + cache memory is configured close or equal to Xmx, the task attempts that is causing OOM can take down the LLAP daemon. Provide some leeway for other services during memory crunch. 



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