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Re: Hadoop compile - delete conf files - MapReduce - [mail # user]
...This seems like a bug, can you pls open a jira? Thanks!  On Jul 17, 2012, at 6:43 PM, Grandl Robert wrote:  of these four files though?   create the package. wrote:  core...
   Author: Arun C Murthy, 2012-07-18, 02:41
Re: MRv2 jobs fail when run with more than one slave - MapReduce - [mail # user]
...Look at the NodeManager logs on perfgb0n0 and look for logs of  container_1342570404456_0001_* and check for errors.  Arun  On Jul 17, 2012, at 5:33 PM, Trevor wrote:  ad...
   Author: Arun C Murthy, 2012-07-18, 01:25
Re: What exactly does the "CPU time spent (ms)" measure? - MapReduce - [mail # user]
...Zhu,   Do you mean the 'slot millis' counter?  Arun  On Jul 17, 2012, at 6:13 AM, GUOJUN Zhu wrote:  running time at the task level.  It can be significantly less th...
   Author: Arun C Murthy, 2012-07-17, 17:39
Re: Mapper basic question - MapReduce - [mail # user]
...Take a look at CombineFileInputFormat - this will create 'meta splits'  which include multiple small spilts, thus reducing #maps which are run.  Arun  On Jul 11, 2012, at 5:29...
   Author: Arun C Murthy, 2012-07-11, 12:36
[MAPREDUCE-725] CapacityScheduler.TaskSchedulingMgr.hasSpeculativeTask bypasses HADOOP-2141 - MapReduce - [issue]
...CapacityScheduler.TaskSchedulingMgr.hasSpeculativeTask has a duplicate of the old speculation code (pre HADOOP-2141) which needs to be fixed in-order for speculation to work correctly....
http://issues.apache.org/jira/browse/MAPREDUCE-725    Author: Arun C Murthy, 2012-07-10, 21:27
[MAPREDUCE-4236] Failing tests in branch-2 - MapReduce - [issue]
...Running org.apache.hadoop.mapreduce.v2.app.TestStagingCleanupTests run: 2, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 7.872 sec <<< FAILURE!–Running org.apache.hadoop.m...
http://issues.apache.org/jira/browse/MAPREDUCE-4236    Author: Arun C Murthy, 2012-07-10, 21:11
Re: Basic question on how reducer works - MapReduce - [mail # user]
...On Jul 9, 2012, at 12:55 PM, Grandl Robert wrote:  ReduceTask#getMapOutput which do the actual read in  ReduceTask#shuffleInMemory, but I don't see where it specify which  par...
   Author: Arun C Murthy, 2012-07-09, 20:33
[MAPREDUCE-82] Revert the temporary change made to collection of Job's metrics done by HADOOP-3521 - MapReduce - [issue]
...HADOOP-3521 is a temporary fix, it needs to be reverted....
http://issues.apache.org/jira/browse/MAPREDUCE-82    Author: Arun C Murthy, 2012-07-07, 16:45
[MAPREDUCE-72] Move handling of Task debugging out of TaskTracker - MapReduce - [issue]
...Currently TaskTracker.TaskInProgress.taskFinished handles the responsibility of executing the debug scripts for Map/Reduce tasks. Ideally we should keep this confined to TaskRunner (which cu...
http://issues.apache.org/jira/browse/MAPREDUCE-72    Author: Arun C Murthy, 2012-07-07, 16:12
[MAPREDUCE-1600] o.a.h.mapreduce.FileOutputCommitter should qualify the output path - MapReduce - [issue]
...Same as HADOOP-4746, but for the new api....
http://issues.apache.org/jira/browse/MAPREDUCE-1600    Author: Arun C Murthy, 2012-07-07, 13:17
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