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https://issues.apache.org/jira/browse/HDFS-16287?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hui Fei resolved HDFS-16287.
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Fix Version/s: 3.4.0
Resolution: Fixed
> Support to make dfs.namenode.avoid.read.slow.datanode reconfigurable
> ---------------------------------------------------------------------
>
> Key: HDFS-16287
> URL: https://issues.apache.org/jira/browse/HDFS-16287
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Haiyang Hu
> Assignee: Haiyang Hu
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0
>
> Time Spent: 11h 20m
> Remaining Estimate: 0h
>
> 1. Consider that make dfs.namenode.avoid.read.slow.datanode reconfigurable
> and rapid rollback in case this feature
> [HDFS-16076|https://issues.apache.org/jira/browse/HDFS-16076] unexpected
> things happen in production environment
> 2. DatanodeManager#startSlowPeerCollector by parameter
> 'dfs.datanode.peer.stats.enabled' to control
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