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https://issues.apache.org/jira/browse/HDFS-5124?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13748454#comment-13748454
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Hudson commented on HDFS-5124:
------------------------------

SUCCESS: Integrated in Hadoop-Yarn-trunk #310 (See 
[https://builds.apache.org/job/Hadoop-Yarn-trunk/310/])
HDFS-5124. DelegationTokenSecretManager#retrievePassword can cause deadlock in 
NameNode. Contributed by Daryn Sharp. (jing9: 
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1516671)
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* 
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/security/token/delegation/DelegationTokenSecretManager.java

                
> DelegationTokenSecretManager#retrievePassword can cause deadlock in NameNode
> ----------------------------------------------------------------------------
>
>                 Key: HDFS-5124
>                 URL: https://issues.apache.org/jira/browse/HDFS-5124
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 2.1.1-beta
>         Environment: Secure Hadoop 2 cluster
>            Reporter: Deepesh Khandelwal
>            Assignee: Daryn Sharp
>            Priority: Blocker
>             Fix For: 2.1.1-beta
>
>         Attachments: HADOOP-5124.patch, HDFS-5124.001.patch, 
> HDFS-5124.002.patch, nn_jstack.out
>
>
> Namenode deadlocks after a while in use.

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