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https://issues.apache.org/jira/browse/HIVE-11841?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14803372#comment-14803372
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Sergey Shelukhin commented on HIVE-11841:
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It should be ok to commit and cherry-pick without extra jiras
> KeyValuesInputMerger creates huge logs
> --------------------------------------
>
> Key: HIVE-11841
> URL: https://issues.apache.org/jira/browse/HIVE-11841
> Project: Hive
> Issue Type: Bug
> Components: Logging
> Affects Versions: 0.14.0, 1.0.0, 1.0.1, 1.3.0, 1.2.1, 2.0.0
> Reporter: Rajesh Balamohan
> Assignee: Rajesh Balamohan
> Attachments: HIVE-11841.1.patch
>
>
> https://github.com/apache/hive/blob/ac755ebe26361a4647d53db2a28500f71697b276/ql/src/java/org/apache/hadoop/hive/ql/exec/tez/tools/KeyValuesInputMerger.java#L107
> When running tpc-ds q75 at relatively large scale, it ends up generating huge
> logs due to this.
> {noformat}
> Log Type: syslog_attempt_1439860407967_1249_1_30_000000_0
> Log Upload Time: Wed Sep 16 12:49:09 +0000 2015
> Log Length: 3992760053
> Showing 4096 bytes of 3992760053 total. Click here for the full log.
> {noformat}
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