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MAPREDUCE-6975. Logging task counters. Contributed by Prabhu Joseph.

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(cherry picked from commit 61bbdc511e4e98c11a05d7c3bc01f3e971adbe13)
This commit is contained in:
Naganarasimha 2017-11-06 12:58:38 +05:30
parent 85130d80fe
commit 01912d18d5
1 changed files with 12 additions and 0 deletions
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12
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Task.java
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@ -1130,6 +1130,18 @@ public void done(TaskUmbilicalProtocol umbilical,
sendLastUpdate(umbilical);
//signal the tasktracker that we are done
sendDone(umbilical);
LOG.info("Final Counters for " + taskId + ": " +
getCounters().toString());
/**
* File System Counters
* FILE: Number of bytes read=0
* FILE: Number of bytes written=146972
* ...
* Map-Reduce Framework
* Map output records=6
* Map output records=6
* ...
*/
}
/**