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From "dhruba borthakur (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HDFS-1145) When NameNode is shutdown it tries to exit safemode
Date Tue, 11 May 2010 19:47:44 GMT

     [ https://issues.apache.org/jira/browse/HDFS-1145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

dhruba borthakur reassigned HDFS-1145:

    Assignee: dhruba borthakur

> When NameNode is shutdown it tries to exit safemode
> ---------------------------------------------------
>                 Key: HDFS-1145
>                 URL: https://issues.apache.org/jira/browse/HDFS-1145
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>            Reporter: dhruba borthakur
>            Assignee: dhruba borthakur
>         Attachments: NNsafemodeMonitor.txt
> Suppose the NameNode is in safemode. Then we try to shuut it down by invoking NameNode.stop().
The stop() method interrupts all waiting threads, which in turn, causes the SafeMode monitor
to exit and thus triggering replicating/deleting of blocks.

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