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https://issues.apache.org/jira/browse/HDFS-4315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13533930#comment-13533930
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Hudson commented on HDFS-4315:
------------------------------
Integrated in Hadoop-Mapreduce-trunk #1288 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1288/])
HDFS-4315. DNs with multiple BPs can have BPOfferServices fail to start due
to unsynchronized map access. Contributed by Aaron T. Myers. (Revision 1422778)
Result = SUCCESS
atm : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1422778
Files :
* /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/server/datanode/DataStorage.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsWithMultipleNameNodes.java
> DNs with multiple BPs can have BPOfferServices fail to start due to
> unsynchronized map access
> ---------------------------------------------------------------------------------------------
>
> Key: HDFS-4315
> URL: https://issues.apache.org/jira/browse/HDFS-4315
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: datanode
> Affects Versions: 2.0.2-alpha
> Reporter: Aaron T. Myers
> Assignee: Aaron T. Myers
> Fix For: 2.0.3-alpha
>
> Attachments: HDFS-4315.patch
>
>
> In some nightly test runs we've seen pretty frequent failures of
> TestWebHdfsWithMultipleNameNodes. I've traced the root cause to an
> unsynchronized map access in the DataStorage class.
> More details in the first comment.
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