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https://issues.apache.org/jira/browse/HDFS-1540?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13022451#comment-13022451
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Hudson commented on HDFS-1540:
------------------------------

Integrated in Hadoop-Hdfs-trunk #643 (See 
[https://builds.apache.org/hudson/job/Hadoop-Hdfs-trunk/643/])
    

> Make Datanode handle errors to namenode.register call more elegantly
> --------------------------------------------------------------------
>
>                 Key: HDFS-1540
>                 URL: https://issues.apache.org/jira/browse/HDFS-1540
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: data-node
>    Affects Versions: 0.20.1, 0.20.2, 0.21.0
>            Reporter: dhruba borthakur
>            Assignee: dhruba borthakur
>             Fix For: 0.23.0
>
>         Attachments: datanodeException1.txt, datanodeException2.txt, 
> datanodeException3.txt, datanodeException4.txt, datanodeException5.txt, 
> datanodeException5.txt
>
>
> When a datanode receives a "Connection reset by peer" from the 
> namenode.register(), it exits. This causes many datanodes to die.

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