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https://issues.apache.org/jira/browse/HDFS-8009?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14392589#comment-14392589
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Hudson commented on HDFS-8009:
------------------------------
FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #151 (See
[https://builds.apache.org/job/Hadoop-Yarn-trunk-Java8/151/])
HDFS-8009. Signal congestion on the DataNode. Contributed by Haohui Mai.
(wheat9: rev 53471d462c987e67ad73b974646a5560a4b5d424)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
Add the missing files for HDFS-8009. (wheat9: rev
796fb268710aef8445dc97a04464a0579062f6f5)
*
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeECN.java
> 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
> Fix For: 2.8.0
>
> 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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