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Posted to issues@hive.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2019/08/02 07:56:00 UTC

[jira] [Commented] (HIVE-22075) Fix the max-reducers=1 regression from HIVE-14200

    [ https://issues.apache.org/jira/browse/HIVE-22075?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16898677#comment-16898677 ] 

Gopal V commented on HIVE-22075:
--------------------------------

Disabling auto-reducer parallelism triggers the LlapDecisionDispatcher to ignore maxReducers.

> Fix the max-reducers=1 regression from HIVE-14200
> -------------------------------------------------
>
>                 Key: HIVE-22075
>                 URL: https://issues.apache.org/jira/browse/HIVE-22075
>             Project: Hive
>          Issue Type: Bug
>          Components: llap, Physical Optimizer
>    Affects Versions: 4.0.0, 3.1.1
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Gopal V
>            Priority: Major
>
> The condition does not kick in when 
> {code}
> minPartition=1, maxPartition=1, nReducers=1, maxReducers=1
> {code}



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