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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6572) Add an option to the NameNode that prints the software and on-disk image versions
Date Fri, 27 Jun 2014 14:15:27 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6572?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14045977#comment-14045977
] 

Hudson commented on HDFS-6572:
------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk #1787 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/1787/])
HDFS-6572. Add an option to the NameNode that prints the software and on-disk image versions.
Contributed by Charles Lamb. (cnauroth: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1605928)
* /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/common/HdfsServerConstants.java
* /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/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestMetadataVersionOutput.java


> Add an option to the NameNode that prints the software and on-disk image versions
> ---------------------------------------------------------------------------------
>
>                 Key: HDFS-6572
>                 URL: https://issues.apache.org/jira/browse/HDFS-6572
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>            Reporter: Charles Lamb
>            Assignee: Charles Lamb
>            Priority: Minor
>             Fix For: 3.0.0, 2.5.0
>
>         Attachments: HDFS-6572.001.patch, HDFS-6572.002.patch
>
>
> The HDFS namenode should have a startup option that prints the metadata versions of both
the software and the on-disk version. This will be useful for debugging certain situations.



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