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https://issues.apache.org/jira/browse/HIVE-10162?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gunther Hagleitner resolved HIVE-10162.
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Resolution: Fixed
Committed to branch.
> LLAP: Avoid deserializing the plan > 1 times in a single thread
> ---------------------------------------------------------------
>
> Key: HIVE-10162
> URL: https://issues.apache.org/jira/browse/HIVE-10162
> Project: Hive
> Issue Type: Sub-task
> Affects Versions: llap
> Reporter: Gopal V
> Assignee: Gunther Hagleitner
> Fix For: llap
>
> Attachments: HIVE-10162.1.patch, deserialize-plan-1.png,
> deserialize-plan-2.png
>
>
> Kryo shows up in the critical hot-path for LLAP when using a plan with a very
> large filter condition, due to the fact that the plan is deserialized more
> than once for each task.
> !deserialize-plan-1.png!
> !deserialize-plan-2.png!
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