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From "Lei (Eddy) Xu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-6727) Make DataNode reconfiguable
Date Tue, 22 Jul 2014 19:52:39 GMT

     [ https://issues.apache.org/jira/browse/HDFS-6727?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Lei (Eddy) Xu updated HDFS-6727:
--------------------------------

    Attachment: HDFS-6727.000.patch

This patch changes {{DataNode}} to extends from {{ReconfigurableBase}}. 

> Make DataNode reconfiguable
> ---------------------------
>
>                 Key: HDFS-6727
>                 URL: https://issues.apache.org/jira/browse/HDFS-6727
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>    Affects Versions: 2.4.1
>            Reporter: Lei (Eddy) Xu
>            Assignee: Lei (Eddy) Xu
>              Labels: datanode
>         Attachments: HDFS-6727.000.patch
>
>
> HDFS-1362 requires DataNode to reload configuration file during the runtime, so that
DN can change the data volumes dynamically. This JIRA reuses the reconfiguration framework
introduced by HADOOP-7001 to enable DN to reconfigure at runtime.



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