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https://issues.apache.org/jira/browse/HADOOP-19292?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17886255#comment-17886255
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Benoit Sigoure commented on HADOOP-19292:
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Hi Steve, done: https://github.com/apache/hadoop/pull/7090
> BlockDecompressorStream#rawReadInt wastes about 1% of overall CPU cycles
> creating new EOFException
> --------------------------------------------------------------------------------------------------
>
> Key: HADOOP-19292
> URL: https://issues.apache.org/jira/browse/HADOOP-19292
> Project: Hadoop Common
> Issue Type: Improvement
> Components: compress, io
> Affects Versions: 3.3.6
> Reporter: Benoit Sigoure
> Priority: Major
> Attachments:
> HADOOP-19292-Don-t-create-new-EOFException-in-BlockD.patch
>
>
> On our HBase clusters, while looking at CPU profiles, I noticed that about 1%
> of overall CPU cycles are spent under BlockDecompressorStream#rawReadInt just
> throwing EOFException. This could be easily avoided.
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