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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-5742) DatanodeCluster (mini cluster of DNs) fails to start
Date Thu, 20 Feb 2014 14:54:30 GMT

    [ https://issues.apache.org/jira/browse/HDFS-5742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13907021#comment-13907021
] 

Hudson commented on HDFS-5742:
------------------------------

SUCCESS: Integrated in Hadoop-Mapreduce-trunk #1704 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1704/])
HDFS-5742. DatanodeCluster (mini cluster of DNs) fails to start. (Arpit Agarwal) (arp: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1570067)
* /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/namenode/FSImage.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DataNodeCluster.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestInjectionForSimulatedStorage.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/balancer/TestBalancer.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestReadOnlySharedStorage.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/CreateEditsLog.java


> DatanodeCluster (mini cluster of DNs) fails to start
> ----------------------------------------------------
>
>                 Key: HDFS-5742
>                 URL: https://issues.apache.org/jira/browse/HDFS-5742
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 3.0.0
>            Reporter: Arpit Agarwal
>            Assignee: Arpit Agarwal
>            Priority: Minor
>             Fix For: 3.0.0, 2.4.0
>
>         Attachments: HDFS-5742.01.patch, HDFS-5742.02.patch, HDFS-5742.03.patch, HDFS-5742.04.patch,
HDFS-5742.05.patch
>
>
> DatanodeCluster fails to start with NPE in MiniDFSCluster.
> Looks like a simple bug in {{MiniDFSCluster#determineDfsBaseDir}} - missing check for
null configuration.
> Also included are a few improvements to DataNodeCluster, details in comments below.



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