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https://issues.apache.org/jira/browse/HDFS-16076?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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tomscut updated HDFS-16076:
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External issue URL: https://github.com/apache/hadoop/pull/3117
> Avoid using slow DataNodes for reading by sorting locations
> -----------------------------------------------------------
>
> Key: HDFS-16076
> URL: https://issues.apache.org/jira/browse/HDFS-16076
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: hdfs
> Reporter: tomscut
> Assignee: tomscut
> Priority: Major
>
> After sorting the expected location list will be: live -> slow -> stale ->
> staleAndSlow -> entering_maintenance -> decommissioned. This reduces the
> probability that slow nodes will be used for reading.
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