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From "Arun C Murthy (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5251) Race between the initialization of NameNode and the http server
Date Wed, 25 Sep 2013 00:41:07 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5251?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arun C Murthy updated HDFS-5251:
--------------------------------

    Fix Version/s:     (was: 2.2.0)
                   2.1.2-beta
    
> Race between the initialization of NameNode and the http server
> ---------------------------------------------------------------
>
>                 Key: HDFS-5251
>                 URL: https://issues.apache.org/jira/browse/HDFS-5251
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Haohui Mai
>            Assignee: Haohui Mai
>             Fix For: 2.1.2-beta
>
>         Attachments: HDFS-5251.000.patch
>
>
> The constructor of NameNode starts a HTTP server before the FSNameSystem is initialized.
Currently there is a race where the HTTP server can access the uninitialized namesystem variable,
throwing a NullPointerException.

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