[jira] [Created] (HADOOP-11765) Signal congestion on the DataNode

[Haohui Mai (JIRA)]

Haohui Mai created HADOOP-11765:
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             Summary: Signal congestion on the DataNode
                 Key: HADOOP-11765
                 URL: https://issues.apache.org/jira/browse/HADOOP-11765
             Project: Hadoop Common
          Issue Type: New Feature
            Reporter: Haohui Mai
            Assignee: Haohui Mai


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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