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[MAPREDUCE-5293] Shuffle#MergeManager should support org.apache.hadoop.mapreduce.Reducer - MapReduce - [issue]
...Shuffle#MergeManager only accepts org.apache.hadoop.mapred.Reducer currently. Because of this, Reduce-side Combiner is not used when using the new API, and just ignored. By supporting it and...
http://issues.apache.org/jira/browse/MAPREDUCE-5293    Author: Tsuyoshi OZAWA, 2013-06-03, 10:04
[MAPREDUCE-5292] ShuffleConsumerPlugin.Context should support org.apache.hadoop.mapreduce.Reducer - MapReduce - [issue]
...ShuffleConsumerPlugin.Context only supports org.apache.hadoop.mapred.Reducer currently. Because of this, Reduce side Combiner is not used when using the new API, and just ignored. Please see...
http://issues.apache.org/jira/browse/MAPREDUCE-5292    Author: Tsuyoshi OZAWA, 2013-06-03, 10:01
[expand - 1 more] - Re: Jenkins says "-1 overall" while each items of testing are all green - MapReduce - [mail # dev]
...I've confirmed that now it works well!  Thanks, - Tsuyoshi    On Sat, Feb 23, 2013 at 11:15 AM, Konstantin Boudnik  wrote:    - Tsuyoshi...
   Author: Tsuyoshi OZAWA, 2013-03-18, 06:13
How to process MAPREDUCE-4502 - MapReduce - [mail # dev]
...Hi,  I've created a patch based on trunk for about MAPREDUCE-4502. Could someone review it?  https://issues.apache.org/jira/browse/MAPREDUCE-4502  I have the a concern that I'...
   Author: Tsuyoshi OZAWA, 2013-03-13, 20:55
[MAPREDUCE-4911] Add node-level aggregation flag feature(setNodeLevelAggregation(boolean)) to JobConf - MapReduce - [issue]
...This JIRA adds node-level aggregation flag feature(setLocalAggregation(boolean)) to JobConf.This task is subtask of MAPREDUCE-4502....
http://issues.apache.org/jira/browse/MAPREDUCE-4911    Author: Tsuyoshi OZAWA, 2013-01-21, 09:38
[MAPREDUCE-4910] Adding AggregationWaitMap to some components(MRAppMaster, TaskAttemptListener, JobImpl, MapTaskImpl). - MapReduce - [issue]
...To implement MR-4502, AggregationWaitMap need to be used by some components(MRAppMaster, TaskAttemptListener, JobImpl, MapTaskImpl)....
http://issues.apache.org/jira/browse/MAPREDUCE-4910    Author: Tsuyoshi OZAWA, 2013-01-18, 05:57
[MAPREDUCE-4865] Launching node-level combiner at the end stage of MapTask and ignoring aggregated inputs at ReduceTask - MapReduce - [issue]
...MapTask needs to start node-level aggregation against local outputs at the end stage of MapTask after calling getAggregationTargets().This feature is implemented with Merger and CombinerRunn...
http://issues.apache.org/jira/browse/MAPREDUCE-4865    Author: Tsuyoshi OZAWA, 2013-01-18, 05:57
[MAPREDUCE-4864] Adding new umbilical protocol RPC, "getAggregationTargets()", for node-level combiner. - MapReduce - [issue]
...MapTasks need to know whether or not they should start node-level combiner agaist outputs of mapper on their node. The new umbilical RPC, getAggregationTargets(), is used to get outputs to b...
http://issues.apache.org/jira/browse/MAPREDUCE-4864    Author: Tsuyoshi OZAWA, 2013-01-18, 05:57
[MAPREDUCE-4863] Adding aggregationWaitMap for node-level combiner. - MapReduce - [issue]
...To manage node/rack-level combining, MRAppMaster needs to have a management information about outputs of completed MapTasks to be aggregated.  AggregationWaitMap is used so that MRAppMa...
http://issues.apache.org/jira/browse/MAPREDUCE-4863    Author: Tsuyoshi OZAWA, 2013-01-18, 05:56
[expand - 3 more] - Re: Fault injection framework for testing - MapReduce - [mail # dev]
...I confirmed that tests code with Groovy works well. I'll throw patch when I finish to write my test case.  Thanks, Tsuyoshi  On Wed, Jan 16, 2013 at 2:21 PM, Tsuyoshi OZAWA  w...
   Author: Tsuyoshi OZAWA, 2013-01-16, 08:01
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