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https://issues.apache.org/jira/browse/HIVE-15712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16147789#comment-16147789
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ASF GitHub Bot commented on HIVE-15712:
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Github user anishek closed the pull request at:
https://github.com/apache/hive/pull/137
> new HiveConf in SQLOperation.getSerDe() impacts CPU on hiveserver2
> ------------------------------------------------------------------
>
> Key: HIVE-15712
> URL: https://issues.apache.org/jira/browse/HIVE-15712
> Project: Hive
> Issue Type: Improvement
> Components: HiveServer2
> Affects Versions: 2.1.1
> Reporter: anishek
> Assignee: anishek
> Fix For: 2.3.0
>
> Attachments: HIVE-15712.1.patch, HIVE-15712.1.patch
>
>
> On doing internal performance test, with about 10 concurrent users we found
> that about 18% of CPU on hiveserver2 is spent in creation of new HiveConf()
> in SQLOperation.getSerDe().
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