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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-13712) BlockReaderRemote.read() logging improvement
Date Tue, 03 Jul 2018 09:09:00 GMT

     [ https://issues.apache.org/jira/browse/HDFS-13712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrew Wang updated HDFS-13712:
-------------------------------
       Resolution: Fixed
    Fix Version/s: 3.0.4
                   3.1.1
                   3.2.0
           Status: Resolved  (was: Patch Available)

Thanks for filing and fixing this Gergo, committed to trunk, branch-3.1, branch-3.0.

> BlockReaderRemote.read() logging improvement
> --------------------------------------------
>
>                 Key: HDFS-13712
>                 URL: https://issues.apache.org/jira/browse/HDFS-13712
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs-client
>    Affects Versions: 3.1.0
>            Reporter: Gergo Repas
>            Assignee: Gergo Repas
>            Priority: Minor
>             Fix For: 3.2.0, 3.1.1, 3.0.4
>
>         Attachments: HDFS-13712.000.patch
>
>
> Logger.isTraceEnabled() shows up as a hot method via calls from BlockReaderRemote.read().
The attached patch reduces the number of such calls when trace-logging is turned off, and
is on-par when the trace-logging is turned on.



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