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https://issues.apache.org/jira/browse/MAPREDUCE-3534?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13188327#comment-13188327
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Arun C Murthy commented on MAPREDUCE-3534:
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This was mostly due to misconfiguration, but MAPREDUCE-3641 does help a lot.
> Compression benchmark run-time increased by 13% in 0.23
> -------------------------------------------------------
>
> Key: MAPREDUCE-3534
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3534
> Project: Hadoop Map/Reduce
> Issue Type: Sub-task
> Components: mrv2
> Affects Versions: 0.23.1
> Reporter: Vinay Kumar Thota
> Assignee: Vinod Kumar Vavilapalli
> Priority: Blocker
>
> Compression runtime is increased by 13% as well as throughput is decreased by
> 24% in 0.23 when compared to 0.20.204 on
> a 350 node size cluster.
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