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From "Rajesh Balamohan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-10551) OOM when running query_89 with vectorization on & hybridgrace=false
Date Thu, 30 Apr 2015 23:05:05 GMT

    [ https://issues.apache.org/jira/browse/HIVE-10551?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14522438#comment-14522438
] 

Rajesh Balamohan commented on HIVE-10551:
-----------------------------------------

[~mmokhtar] - Default of 2 with pipelinedsorter is used. No, io.sort.mb is not multiplied
in PipelinedSorter.

> OOM when running query_89 with vectorization on & hybridgrace=false
> -------------------------------------------------------------------
>
>                 Key: HIVE-10551
>                 URL: https://issues.apache.org/jira/browse/HIVE-10551
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Rajesh Balamohan
>         Attachments: HIVE-10551-explain-plan.log, hive_10551.png
>
>
> - TPC-DS Query_89 @ 10 TB scale
> - Trunk version of Hive + Tez 0.7.0-SNAPSHOT
> - Additional settings ( "hive.vectorized.groupby.maxentries=1024 , tez.runtime.io.sort.factor=200
 tez.runtime.io.sort.mb=1800 hive.tez.container.size=4096 ,hive.mapjoin.hybridgrace.hashtable=false"
)
> Will attach the profiler snapshot asap.



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