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From "Ravi Prakash (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-3321) Error message for insufficient data nodes to come out of safemode is wrong.
Date Wed, 25 Apr 2012 14:16:18 GMT

     [ https://issues.apache.org/jira/browse/HDFS-3321?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ravi Prakash updated HDFS-3321:
-------------------------------

    Summary: Error message for insufficient data nodes to come out of safemode is wrong. 
(was: 1 datanode more than dfs.namenode.safemode.min.datanodes is required to come out of
safemode.)
    
> 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
>
> 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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