Allow a datanode to copy a block to a datanode on a foreign HDFS cluster.
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Key: HDFS-1593
URL: https://issues.apache.org/jira/browse/HDFS-1593
Project: Hadoop HDFS
Issue Type: Sub-task
Reporter: dhruba borthakur
Assignee: dhruba borthakur
This patch introduces an RPC to the datanode to allow it to copy a block to a datanode on
a remote HDFS cluster.
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