Hadoop Map/Reduce
  1. Hadoop Map/Reduce



Issues: Unresolved

Key Summary Due Date
Bug MAPREDUCE-6457 kill task before the task is truely runing on a slave node
Bug MAPREDUCE-6569 ApplicationMaster Stuck 10 min And RM kill the AM
Bug MAPREDUCE-5507 MapReduce reducer ramp down is suboptimal with potential job-hanging issues

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Issues: Updated recently

Key Summary Updated
Sub-task MAPREDUCE-6726 YARN Registry based AM discovery with retry and in-flight task persistent via JHS
Sub-task MAPREDUCE-6720 Inconsistent values of counters across tasks and job reported to timeline service.
Bug MAPREDUCE-6710 Job CommitterEventHandler waitForValidCommitWindow may wait forever

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Versions: Unreleased

Name Release date
Unreleased MR-3902  
Unreleased MR-2454  
Unreleased 1.3.0  
Unreleased 2.4.0
Unreleased fs-encryption  
Unreleased 2.8.0  
Unreleased YARN-2928  
Unreleased 2.7.3  
Unreleased 2.9.0  
Unreleased 2.6.5  
Unreleased 2.7.4  
Unreleased 3.0.0-alpha1  
Unreleased MAPREDUCE-6608  

...and 9 more

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