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Posted to hdfs-dev@hadoop.apache.org by "Colin Patrick McCabe (JIRA)" <ji...@apache.org> on 2013/08/01 01:01:48 UTC

[jira] [Created] (HDFS-5051) Add cache status information to the DataNode heartbeat

Colin Patrick McCabe created HDFS-5051:
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             Summary: Add cache status information to the DataNode heartbeat
                 Key: HDFS-5051
                 URL: https://issues.apache.org/jira/browse/HDFS-5051
             Project: Hadoop HDFS
          Issue Type: Sub-task
            Reporter: Colin Patrick McCabe


Add cache status information to the DataNode heartbeat.  This will inform the NameNode of the current cache status for each replica, which it should expose in {{getFileBlockLocations}}.

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