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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