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https://issues.apache.org/jira/browse/HDFS-16320?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hui Fei resolved HDFS-16320.
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Fix Version/s: 3.4.0
Resolution: Fixed
> Datanode retrieve slownode information from NameNode
> ----------------------------------------------------
>
> Key: HDFS-16320
> URL: https://issues.apache.org/jira/browse/HDFS-16320
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Janus Chow
> Assignee: Janus Chow
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0
>
> Time Spent: 2h 50m
> Remaining Estimate: 0h
>
> The current information of slownode is reported by reportingNode, and stored
> in NameNode.
> This ticket is to let the slownode retrieve the information from NameNode, so
> that it can do other performance improvement actions based on this
> information.
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