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https://issues.apache.org/jira/browse/HIVE-12526?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15034422#comment-15034422
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Sergey Shelukhin commented on HIVE-12526:
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Please make sure that perflogger is not used in any tight loops or such, it's
very expensive there.
> PerfLogger for hive compiler and optimizer
> ------------------------------------------
>
> Key: HIVE-12526
> URL: https://issues.apache.org/jira/browse/HIVE-12526
> Project: Hive
> Issue Type: Bug
> Reporter: Hari Sankar Sivarama Subramaniyan
> Assignee: Hari Sankar Sivarama Subramaniyan
> Attachments: HIVE-12526.1.patch, HIVE-12526.2.patch
>
>
> This jira is intended to use the perflogger to track compilation times and
> optimization times (calcite, tez compiler, physical compiler) etc.
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