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[MAPREDUCE-4410] Add experimental support for MR AM to schedule CPUs along-with memory - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-4410    Author: Arun C Murthy, 2012-07-07, 00:43
[MAPREDUCE-4409] Add support for FifoScheduler to schedule CPU along with memory. - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-4409    Author: Arun C Murthy, 2012-07-07, 00:42
[MAPREDUCE-3472] Port to 0.22 - The capacity-scheduler should assign multiple tasks per heartbeat - MapReduce - [issue]
...HADOOP-3136 changed the default o.a.h.mapred.JobQueueTaskScheduler to assign multiple tasks per TaskTracker heartbeat, MAPREDUCE-517 added this to the capacity-scheduler.We should port this ...
http://issues.apache.org/jira/browse/MAPREDUCE-3472    Author: Arun C Murthy, 2012-07-05, 18:12
Re: MR job runs on CDH3 but not on CDH4 - MapReduce - [mail # user]
...It's hard for folks here to help you on CDH - please ask their own user  lists.  Arun  On Jul 4, 2012, at 8:49 AM, Alan Miller wrote:  on CDH4. Distributed Cache, getting...
   Author: Arun C Murthy, 2012-07-04, 17:21
[MAPREDUCE-4316] Improve default config values for YARN - MapReduce - [issue]
...Currently some of our configs are way off e.g. min-alloc is 128M while max-alloc is 10240.This leads to poor out-of-box performance as noticed by some users: http://s.apache.org/avd...
http://issues.apache.org/jira/browse/MAPREDUCE-4316    Author: Arun C Murthy, 2012-07-01, 04:38
Re: apologies not my day today with commit messages - MapReduce - [mail # dev]
...No worries, happens to everyone! :)  On Jun 27, 2012, at 11:35 AM, Alejandro Abdelnur wrote:   Arun C. Murthy Hortonworks Inc. http://hortonworks.com/  ...
   Author: Arun C Murthy, 2012-06-27, 18:51
Re: Hadoop 2.0 / YARN - getting full node report in application master - MapReduce - [mail # dev]
...It's fine to use ClientRMService.getNodes from the AM too, you'll need  to instantiate an extra proxy of course.  On Jun 22, 2012, at 3:37 PM, Thomas Weise wrote:  wrote: tota...
   Author: Arun C Murthy, 2012-06-25, 00:46
[MAPREDUCE-516] Fix the 'cluster drain' problem in the Capacity Scheduler wrt High RAM Jobs - MapReduce - [issue]
...When a HighRAMJob turns up at the head of the queue, the current implementation of support for HighRAMJobs in the Capacity Scheduler has problem in that the scheduler stops assigning tasks t...
http://issues.apache.org/jira/browse/MAPREDUCE-516    Author: Arun C Murthy, 2012-06-17, 07:27
[MAPREDUCE-279] Map-Reduce 2.0 - MapReduce - [issue]
...Re-factor MapReduce into a generic resource scheduler and a per-job, user-defined component that manages the application execution....
http://issues.apache.org/jira/browse/MAPREDUCE-279    Author: Arun C Murthy, 2012-06-17, 07:08
Re: Out of memory (heap space) errors on job tracker - MapReduce - [mail # user]
...Harsh - I'd be inclined to think it's worse than just setting  mapreduce.jobtracker.completeuserjobs.maximum - the only case this would  solve is if a single user submitted 25 *lar...
   Author: Arun C Murthy, 2012-06-11, 00:39
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