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From "Jimmy Xiang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-12538) After set spark related config, SparkSession never get reused
Date Thu, 03 Dec 2015 22:27:10 GMT

    [ https://issues.apache.org/jira/browse/HIVE-12538?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15038725#comment-15038725
] 

Jimmy Xiang commented on HIVE-12538:
------------------------------------

Currently, each hive session can have just one spark session. Yeah, if a hive session is allowed
to have more than one spark session, this should work.

> After set spark related config, SparkSession never get reused
> -------------------------------------------------------------
>
>                 Key: HIVE-12538
>                 URL: https://issues.apache.org/jira/browse/HIVE-12538
>             Project: Hive
>          Issue Type: Bug
>          Components: Spark
>    Affects Versions: 1.3.0
>            Reporter: Nemon Lou
>            Assignee: Nemon Lou
>         Attachments: HIVE-12538.1.patch, HIVE-12538.2.patch, HIVE-12538.3.patch, HIVE-12538.4.patch,
HIVE-12538.patch
>
>
> Hive on Spark yarn-cluster mode.
> After setting "set spark.yarn.queue=QueueA;" ,
> run the query "select count(*) from test"  3 times and you will find  3 different yarn
applications.
> Two of the yarn applications in FINISHED & SUCCEEDED state,and one in RUNNING &
UNDEFINED state waiting for next work.
> And if you submit one more "select count(*) from test" ,the third one will be in FINISHED
& SUCCEEDED state and a new yarn application will start up.



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