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https://issues.apache.org/jira/browse/HDFS-1861?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eli Collins updated HDFS-1861:
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Resolution: Fixed
Status: Resolved (was: Patch Available)
I've committed this to branch 22 and trunk. Thanks Dhruba and Todd!
> Rename dfs.datanode.max.xcievers and bump its default value
> -----------------------------------------------------------
>
> Key: HDFS-1861
> URL: https://issues.apache.org/jira/browse/HDFS-1861
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: data-node
> Reporter: Eli Collins
> Assignee: Eli Collins
> Fix For: 0.22.0, 0.23.0
>
> Attachments: hdfs-1861-1.patch, hdfs-1861-2.patch
>
>
> Reasonably sized jobs and HBase easily exhaust the current default for
> dfs.datanode.max.xcievers. 4096 works better in practice.
> Let's also deprecate it in favor of a more intuitive name, eg
> dfs.datanode.max.receiver.threads.
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