Ahmed Radwan created MAPREDUCE-4364:
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             Summary: Document Yarn/MR2 performance related configurations and 
how to tune them.
                 Key: MAPREDUCE-4364
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4364
             Project: Hadoop Map/Reduce
          Issue Type: Task
          Components: documentation
            Reporter: Ahmed Radwan


Various new configuration properties have been introduced in Yarn/MR2. It will 
be nice to create a document highlighting what configurations are crucial for 
optimal performance and how such properties can be tuned, and also contrast 
that with MR1.

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