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https://issues.apache.org/jira/browse/HADOOP-19292?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18022154#comment-18022154
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ASF GitHub Bot commented on HADOOP-19292:
-----------------------------------------

tsuna commented on PR #7090:
URL: https://github.com/apache/hadoop/pull/7090#issuecomment-3323875224

   Lame




> 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
>            Assignee: Benoit Sigoure
>            Priority: Major
>              Labels: pull-request-available
>         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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