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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3275) Format command overwrites contents of non-empty shared edits dir if name dirs are empty without any prompting
Date Tue, 24 Apr 2012 04:14:43 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3275?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13260202#comment-13260202
] 

Hadoop QA commented on HDFS-3275:
---------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12523911/HDFS-3275_1.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 2 new or modified test files.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 eclipse:eclipse.  The patch built with eclipse:eclipse.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    +1 core tests.  The patch passed unit tests in .

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/2316//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/2316//console

This message is automatically generated.
                
> Format command overwrites contents of non-empty shared edits dir if name dirs are empty
without any prompting
> -------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-3275
>                 URL: https://issues.apache.org/jira/browse/HDFS-3275
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: ha, name-node
>    Affects Versions: 2.0.0
>            Reporter: Vinithra Varadharajan
>            Assignee: amith
>             Fix For: 3.0.0
>
>         Attachments: HDFS-3275.patch, HDFS-3275_1.patch, HDFS-3275_1.patch
>
>
> To reproduce:
> # Configure a NameNode with namedirs and a shared edits dir, all of which are empty.
> # Run hdfs namenode -format. Namedirs and shared edits dir gets populated.
> # Delete the contents of the namedirs. Leave the shared edits dir as is. Check the timestamps
of the shared edits dir contents.
> # Run format again. The namedirs as well as the shared edits dir get formatted. The shared
edits dir's contents have been replaced without any prompting.

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