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https://issues.apache.org/jira/browse/HIVE-23208?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ramesh Kumar Thangarajan reassigned HIVE-23208:
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Assignee: Ramesh Kumar Thangarajan
> Update guaranteed capacity in ZK only when WM is enabled
> --------------------------------------------------------
>
> Key: HIVE-23208
> URL: https://issues.apache.org/jira/browse/HIVE-23208
> Project: Hive
> Issue Type: Improvement
> Components: llap
> Reporter: Rajesh Balamohan
> Assignee: Ramesh Kumar Thangarajan
> Priority: Major
>
> [https://github.com/apache/hive/blob/master/llap-tez/src/java/org/apache/hadoop/hive/llap/tezplugins/LlapTaskSchedulerService.java#L1091]
>
> Though WM is not enabled, it ends up updating ZK for every dag completion
> event. For short running queries with concurrency, this ends up with lots of
> calls to ZK.
> It would be good to invoke this only when WM is enabled.
>
>
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