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Sharad Agarwal commented on MAPREDUCE-3315: ------------------------------------------- some thoughts: - AM decides the Tasks. - worker keep polling AM for getting the next Task instance. - should be able to dynamically increase or shutdown workers - have minWorkers, maxWorkers, keepAlive > Master-Worker Application on YARN > --------------------------------- > > Key: MAPREDUCE-3315 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3315 > Project: Hadoop Map/Reduce > Issue Type: New Feature > Reporter: Sharad Agarwal > Assignee: Sharad Agarwal > Fix For: 0.24.0 > > > Currently master worker scenarios are forced fit into Map-Reduce. Now with > YARN, these can be first class and would benefit real/near realtime workloads > and be more effective in using the cluster resources. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira