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https://issues.apache.org/jira/browse/HIVE-14200?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15371154#comment-15371154
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Gunther Hagleitner commented on HIVE-14200:
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+1. Failures look unrelated to me.
> Tez: disable auto-reducer parallelism when reducer-count *
> min.partition.factor < 1.0
> -------------------------------------------------------------------------------------
>
> Key: HIVE-14200
> URL: https://issues.apache.org/jira/browse/HIVE-14200
> Project: Hive
> Issue Type: Bug
> Reporter: Gopal V
> Assignee: Gopal V
> Attachments: HIVE-14200.1.patch, HIVE-14200.2.patch,
> HIVE-14200.3.patch
>
>
> The min/max factors offer no real improvement when the fractions are
> meaningless, for example when 0.25 * 2 is applied as the min.
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