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From "Xuefu Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-10671) yarn-cluster mode offers a degraded performance from yarn-client [Spark Branch]
Date Thu, 14 May 2015 05:22:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-10671?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14543212#comment-14543212
] 

Xuefu Zhang commented on HIVE-10671:
------------------------------------

1. Not sure if the test failures are related.
2. [~chengxiang li], could you also give a review? thanks.

> yarn-cluster mode offers a degraded performance from yarn-client [Spark Branch]
> -------------------------------------------------------------------------------
>
>                 Key: HIVE-10671
>                 URL: https://issues.apache.org/jira/browse/HIVE-10671
>             Project: Hive
>          Issue Type: Bug
>          Components: Spark
>            Reporter: Xuefu Zhang
>            Assignee: Rui Li
>         Attachments: HIVE-10671.1-spark.patch
>
>
> With Hive on Spark, users noticed that in certain cases spark.master=yarn-client offers
2x or 3x better performance than if spark.master=yarn-cluster. However, yarn-cluster is what
we recommend and support. Thus, we should investigate and fix the problem. One of the such
queries is TPC-H  22.



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