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https://issues.apache.org/jira/browse/MAPREDUCE-6518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14968367#comment-14968367
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Hudson commented on MAPREDUCE-6518:
-----------------------------------
FAILURE: Integrated in Hadoop-Hdfs-trunk #2460 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/2460/])
MAPREDUCE-6518. Set SO_KEEPALIVE on shuffle connections. Contributed by (jlowe:
rev ee9b80acf84718b952cbb82380cd0a4dbe22dc79)
*
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java
*
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/test/java/org/apache/hadoop/mapred/TestShuffleHandler.java
* hadoop-mapreduce-project/CHANGES.txt
> Set SO_KEEPALIVE on shuffle connections
> ---------------------------------------
>
> Key: MAPREDUCE-6518
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6518
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2, nodemanager
> Affects Versions: 2.7.1
> Reporter: Nathan Roberts
> Assignee: Chang Li
> Fix For: 2.7.2
>
> Attachments: MAPREDUCE-6518.4.patch, YARN-4052.2.patch,
> YARN-4052.3.patch, YARN-4052.patch
>
>
> Shuffle handler does not set SO_KEEPALIVE so we've seen cases where
> FDs/sockets get stuck in ESTABLISHED state indefinitely because the server
> did not see the client leave (network cut or otherwise).
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