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From "Uma Maheswara Rao G (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HDFS-2165) The Intelligent Clients should switch dynamically according to the Namenode switchover & the operations that fail during the switching should be retried on the newly Active Namenode.
Date Fri, 22 Feb 2013 11:10:13 GMT

     [ https://issues.apache.org/jira/browse/HDFS-2165?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Uma Maheswara Rao G resolved HDFS-2165.
---------------------------------------

    Resolution: Duplicate

HDFS-1973 implemented such mechanism..
                
> The Intelligent Clients should switch dynamically according to the Namenode switchover
& the operations that fail during the switching should be retried on the newly Active
Namenode.
> --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-2165
>                 URL: https://issues.apache.org/jira/browse/HDFS-2165
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode, hdfs-client, namenode
>            Reporter: Justin Joseph
>
> Here we consider DataNode and DFSClient as clients to the Namenode. When Active Namenode
goes down and Standby takes over the role, the clients should understand it and communicate
to the newly Active Namenode from that point of time. 

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