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https://issues.apache.org/jira/browse/HIVE-23619?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17126887#comment-17126887
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David Mollitor commented on HIVE-23619:
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Does this not already happen? I am somewhat knew to Tez, but typically AMs are
re-launched automatically (at least once) by YARN if they die.
> HiveServer2 should retry query if the TezAM running it gets killed
> ------------------------------------------------------------------
>
> Key: HIVE-23619
> URL: https://issues.apache.org/jira/browse/HIVE-23619
> Project: Hive
> Issue Type: Improvement
> Components: HiveServer2
> Reporter: Adesh Kumar Rao
> Assignee: Adesh Kumar Rao
> Priority: Minor
> Fix For: 4.0.0
>
>
> If the TezAM was running a query and it gets killed because of external
> factors like node going node, HS2 should retry the query in different TezAM.
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