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Type:
Task
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Status: Closed
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Priority:
Minor
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Resolution: Fixed
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Affects Version/s: 3.0.0-alpha1
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Fix Version/s: 2.5.0
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Component/s: resourcemanager, scheduler
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Labels:None
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Target Version/s:
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Hadoop Flags:Reviewed
Currently, logToCSV() will be output using LOG.info() in ProportionalCapacityPreemptionPolicy. Which will generate non-human-readable texts in resource manager's log every several seconds, like
... 2014-06-05 15:57:07,603 INFO org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity.ProportionalCapacityPreemptionPolicy: QUEUESTATE: 1401955027603, a1, 4096, 3, 2048, 2, 4096, 3, 4096, 3, 0, 0, 0, 0, b1, 3072, 2, 1024, 1, 3072, 2, 3072, 2, 0, 0, 0, 0, b2, 3072, 2, 1024, 1, 3072, 2, 3072, 2, 0, 0, 0, 0 2014-06-05 15:57:10,603 INFO org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity.ProportionalCapacityPreemptionPolicy: QUEUESTATE: 1401955030603, a1, 4096, 3, 2048, 2, 4096, 3, 4096, 3, 0, 0, 0, 0, b1, 3072, 2, 1024, 1, 3072, 2, 3072, 2, 0, 0, 0, 0, b2, 3072, 2, 1024, 1, 3072, 2, 3072, 2, 0, 0, 0, 0 ...
It's better to make it output when debug enabled.