Prabhu Joseph created MAPREDUCE-6993:
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Summary: Provide additional aggregated task stats at the Map /
Reduce level
Key: MAPREDUCE-6993
URL: https://issues.apache.org/jira/browse/MAPREDUCE-6993
Project: Hadoop Map/Reduce
Issue Type: Bug
Affects Versions: 2.7.3
Reporter: Prabhu Joseph
MapReduce ApplicationMaster can log aggregated tasks stats for Map / Reduce
stage like below which will make debugging easier. Similar to what Tez provides
TEZ-930
firstTaskStartTime,
firstTasksToStart
lastTaskFinishTime
lastTasksToFinish
minTaskDuration
maxTaskDuration
avgTaskDuration
numSuccessfulTasks
shortestDurationTasks
longestDurationTasks
numFailedTaskAttempts
numKilledTaskAttempts
numCompletedTasks
numSucceededTasks
numKilledTasks
numFailedTasks
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