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https://issues.apache.org/jira/browse/HDFS-13712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16531105#comment-16531105
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Hudson commented on HDFS-13712:
-------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14519 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/14519/])
HDFS-13712. BlockReaderRemote.read() logging improvement. Contributed by (wang:
rev 344f324710522ffb27852c1a673c4f7d3d6eac4b)
* (edit)
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/client/impl/BlockReaderRemote.java
> 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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