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[MAPREDUCE-5252] Fair scheduler should use SchedulerUtils.normalizeRequest - MapReduce - [issue]
...The capacity scheduler and the fifo scheduler use the same normalizeRequest in SchedulerUtils.  The fair scheduler has its own version of this method that does exactly the same thing. &...
http://issues.apache.org/jira/browse/MAPREDUCE-5252    Author: Sandy Ryza, 2013-05-16, 01:09
Re: Map Tasks do not obey data locality principle........ - MapReduce - [mail # user]
...Hi Nikhil,  Which scheduler are you using?  -Sandy   On Tue, May 14, 2013 at 3:55 AM, Agarwal, Nikhil wrote:  ...
   Author: Sandy Ryza, 2013-05-15, 20:49
[MAPREDUCE-5154] staging directory deletion fails because delegation tokens have been cancelled - MapReduce - [issue]
...In a secure setup, the jobtracker needs the job's delegation tokens to delete the staging directory.  MAPREDUCE-4850 made it so that job cleanup staging directory deletion occurs asynch...
http://issues.apache.org/jira/browse/MAPREDUCE-5154    Author: Sandy Ryza, 2013-05-15, 06:16
[MAPREDUCE-4970] Child tasks (try to) create security audit log files - MapReduce - [issue]
...After HADOOP-8552, MR child tasks will attempt to create security audit log files with their user names.  On an insecure cluster, this has no effect, but on a secure cluster, log4j will...
http://issues.apache.org/jira/browse/MAPREDUCE-4970    Author: Sandy Ryza, 2013-05-15, 06:16
[MAPREDUCE-5220] Setter methods in TaskCompletionEvent are public in MR1 and protected in MR2 - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-5220    Author: Sandy Ryza, 2013-05-14, 15:06
Re: Hadoop schedulers! - MapReduce - [mail # user]
...Hi Rahul,  You're right that the schedulers have evolved to support many of the same features.  To your second question, I haven't looked in detail at the FIFO or capacity schedule...
   Author: Sandy Ryza, 2013-05-13, 18:55
[MAPREDUCE-5238] TestDistCacheEmulation.testGenerateDistCacheData is failing in trunk - MapReduce - [issue]
...Tests run: 4, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 33.794 sec <<< FAILURE!testGenerateDistCacheData(org.apache.hadoop.mapred.gridmix.TestDistCacheEmulation)  Time ...
http://issues.apache.org/jira/browse/MAPREDUCE-5238    Author: Sandy Ryza, 2013-05-10, 17:55
[MAPREDUCE-5219] JobStatus#getJobPriority changed to JobStatus#getPriority in MR2 - MapReduce - [issue]
...We should change it back for compatibility...
http://issues.apache.org/jira/browse/MAPREDUCE-5219    Author: Sandy Ryza, 2013-05-08, 23:55
[MAPREDUCE-4933] MR1 final merge asks for length of file it just wrote before flushing it - MapReduce - [issue]
...createKVIterator in ReduceTask contains the following code:          try {            Merger.writeFile(rIter, writer, reporte...
http://issues.apache.org/jira/browse/MAPREDUCE-4933    Author: Sandy Ryza, 2013-05-06, 05:15
Re: Why could not find finished jobs in yarn.resourcemanager.webapp.address? - MapReduce - [mail # user]
...This shouldn't be asked on the dev lists, so putting mapreduce-dev and hdfs-dev in the bcc.  Have you made sure you're not using the local job runner?  Did you restart the resource...
   Author: Sandy Ryza, 2013-05-03, 01:37
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