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https://issues.apache.org/jira/browse/HDFS-8009?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chris Nauroth updated HDFS-8009:
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Component/s: datanode
Hadoop Flags: Reviewed
+1 for the patch. Thank you, Haohui.
> Signal congestion on the DataNode
> ---------------------------------
>
> Key: HDFS-8009
> URL: https://issues.apache.org/jira/browse/HDFS-8009
> Project: Hadoop HDFS
> Issue Type: New Feature
> Components: datanode
> Reporter: Haohui Mai
> Assignee: Haohui Mai
> Attachments: HDFS-8009.000.patch
>
>
> The DataNode should signal congestion (i.e. "I'm too busy") in the
> PipelineAck using the mechanism introduced in HDFS-7270.
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