Andrew Wang created HDFS-5320:
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Summary: Add datanode caching metrics
Key: HDFS-5320
URL: https://issues.apache.org/jira/browse/HDFS-5320
Project: Hadoop HDFS
Issue Type: Sub-task
Components: datanode
Affects Versions: HDFS-4949
Reporter: Andrew Wang
Assignee: Andrew Wang
Priority: Minor
It'd be good to hook up datanode metrics for # (blocks/bytes)
(cached/uncached/failed to cache) over different time windows
(eternity/1hr/10min/1min).
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