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https://issues.apache.org/jira/browse/HIVE-12538?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Nemon Lou updated HIVE-12538:
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Attachment: HIVE-12538.4.patch
Changing to session level spark session lock.
Changing back to HashMap.
> 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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