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https://issues.apache.org/jira/browse/HIVE-12445?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15036922#comment-15036922
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Sergey Shelukhin commented on HIVE-12445:
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[~hagleitn] [~vikram.dixit] maybe you guys can review?
> Tracking of completed dags is a slow memory leak
> ------------------------------------------------
>
> Key: HIVE-12445
> URL: https://issues.apache.org/jira/browse/HIVE-12445
> Project: Hive
> Issue Type: Bug
> Components: llap
> Affects Versions: 2.0.0
> Reporter: Siddharth Seth
> Assignee: Sergey Shelukhin
> Attachments: HIVE-12445.patch
>
>
> LLAP daemons track completed DAGs, but never clean up these structures. This
> is primarily to disallow out of order executions. Evaluate whether that can
> be avoided - otherwise this structure needs to be cleaned up with a delay.
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