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Re: Reduce output is strange - MapReduce - [mail # dev]
...On Tue, Apr 3, 2012 at 8:25 AM, Pedro Costa  wrote:  You use the SequenceFile.Reader class.   You use the SequenceFile.Reader class.   SequenceFile's always have "SEQ" fo...
   Author: Owen O'Malley, 2012-04-03, 15:29
Re: [RESULT] - [VOTE] Rename hadoop branches post hadoop-1.x - MapReduce - [mail # dev]
...On Wed, Mar 28, 2012 at 12:32 PM, Todd Lipcon  wrote:  But new features also go to trunk. And if none of our new features are  Let's imagine that we already had a 2.0.0 releas...
   Author: Owen O'Malley, 2012-03-28, 19:39
Re: svn commit: r1304067 - in /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project: ./ bin/ conf/ hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/ hadoop-mapreduce-examples/ hadoop-yarn/hadoop-yarn-site/ hadoop-yarn/ha - MapReduce - [mail # dev]
...To me, I'd much much rather have the human readable description of what is being fixed and I mostly could care less about which subversion commit it corresponds to. I'd be all for using the ...
   Author: Owen O'Malley, 2012-03-23, 00:03
[MAPREDUCE-901] Move Framework Counters into a TaskMetric structure - MapReduce - [issue]
...I think we should move all of the Counters that the framework updates into a single class called TaskMetrics. TaskMetrics would have specific fields for each of the metrics like input record...
http://issues.apache.org/jira/browse/MAPREDUCE-901    Author: Owen O'Malley, 2012-02-07, 13:53
[MAPREDUCE-260] control-c of the submitting program should kill the job - MapReduce - [issue]
...Currently, if you kill the process that submitted the job, the job continues. The default behavior should be to kill the job if the launching process dies....
http://issues.apache.org/jira/browse/MAPREDUCE-260    Author: Owen O'Malley, 2012-01-16, 10:36
[MAPREDUCE-296] job statistics should be displayed in the web/ui - MapReduce - [issue]
...It would be really nice, if the job page in the web/ui showed the time that:  1. first map started  2. last map finished  3. last reduce finished shuffle &...
http://issues.apache.org/jira/browse/MAPREDUCE-296    Author: Owen O'Malley, 2012-01-16, 10:25
[MAPREDUCE-127] Task trackers don't register with the job tracker until after they clean out their working directory - MapReduce - [issue]
...When TaskTrackers are started, they immediately start deleting their working directory, which can take 30+ minutes. Unfortunately, that means they don't register themselves with the JobTrack...
http://issues.apache.org/jira/browse/MAPREDUCE-127    Author: Owen O'Malley, 2012-01-16, 10:12
[MAPREDUCE-350] Generalize the SequenceFileInputFilter to apply to any InputFormat - MapReduce - [issue]
...I'd like to generalize the SequenceFileInputFormat that was introduced in HADOOP-412 so that it can be applied to any InputFormat. To do this, I propose:interface WritableFilter {  ...
http://issues.apache.org/jira/browse/MAPREDUCE-350    Author: Owen O'Malley, 2012-01-16, 09:45
[MAPREDUCE-303] refactor the mapred package into small pieces - MapReduce - [issue]
...The mapred package has gotten too big, so I propose changing it to split it into parts.I propose the following splits:org.apache.hadoop.mapred = client APIorg.apache.hadoop.mapred.task = cod...
http://issues.apache.org/jira/browse/MAPREDUCE-303    Author: Owen O'Malley, 2012-01-16, 09:22
[MAPREDUCE-474] ability to report numeric progress within a particular key - MapReduce - [issue]
...I'd like some mechanism to report numeric progress in maps that have side effects. In the common case, there is exactly one key/value for each map and they do a lot of work (minutes to hours...
http://issues.apache.org/jira/browse/MAPREDUCE-474    Author: Owen O'Malley, 2012-01-16, 09:09
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