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https://issues.apache.org/jira/browse/HDFS-13712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gergo Repas updated HDFS-13712:
-------------------------------
Attachment: HDFS-13712.000.patch
> 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
> 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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