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Posted to mapreduce-issues@hadoop.apache.org by "Arun Suresh (JIRA)" <ji...@apache.org> on 2016/05/17 22:38:12 UTC

[jira] [Created] (MAPREDUCE-6703) Add flag to allow MapReduce AM to request for OPPORTUNISTIC containers

Arun Suresh created MAPREDUCE-6703:
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             Summary: Add flag to allow MapReduce AM to request for OPPORTUNISTIC containers
                 Key: MAPREDUCE-6703
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6703
             Project: Hadoop Map/Reduce
          Issue Type: Bug
            Reporter: Arun Suresh


YARN-2882 and YARN-4335 introduces the concept of container ExecutionTypes and specifically OPPORTUNISTIC containers.
The default ExecutionType is GUARANTEED. This JIRA proposes to allow users to provide hints via config to the MR framework as to the number of containers it would like to schedule as OPPORTUNISTIC.



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