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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3321) Error message for insufficient data nodes to come out of safemode is wrong.
Date Thu, 26 Apr 2012 12:42:17 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13262568#comment-13262568
] 

Hudson commented on HDFS-3321:
------------------------------

Integrated in Hadoop-Hdfs-0.23-Build #239 (See [https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/239/])
    svn merge -c 1330506 from trunk for HDFS-3321. Fix safe mode turn off tip message. (Revision
1330510)

     Result = UNSTABLE
szetszwo : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1330510
Files : 
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSafeMode.java

                
> Error message for insufficient data nodes to come out of safemode is wrong.
> ---------------------------------------------------------------------------
>
>                 Key: HDFS-3321
>                 URL: https://issues.apache.org/jira/browse/HDFS-3321
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 0.23.1
>            Reporter: Ravi Prakash
>            Assignee: Ravi Prakash
>             Fix For: 0.23.3
>
>         Attachments: HDFS-3321.patch
>
>
> Courtesy Andreina,
> {quote}
> When "dfs.namenode.safemode.min.datanodes" is configured to n
> So namenode will be in safemode until n DN are registered with the namenode .
> But in UI it displays that n+1 datanodes are additionally needed. And "safe mode will
be turned off automatically " message is also displayed .
> ==========
> "dfs.namenode.safemode.min.datanodes" =2
> Started the NN
> The UI report displays that
>  
> "Safe mode is on.The number of live datanodes 0 needs additional 3 live inimum number
2. Safe mode will turned off automatically".
> {quote}

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