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[MAPREDUCE-5131] Provide better handling of job status related apis during JT restart - MapReduce - [issue]
...I've seen pig/hive applications bork during JT restart since they get NPEs - this is due to fact that jobs are not really inited, but are submitted....
http://issues.apache.org/jira/browse/MAPREDUCE-5131    Author: Arun C Murthy, 2013-04-06, 04:11
Re: Yarn Writing ApplicationMaster, Client Exception "URISyntaxException: Expected scheme name at index 0" - MapReduce - [mail # user]
...That seems like a bug - we should at least throw a better error.  On Mar 25, 2013, at 5:29 PM, Harsh J wrote:   Arun C. Murthy Hortonworks Inc. http://hortonworks.com/  ...
   Author: Arun C Murthy, 2013-03-27, 21:11
Re: DistributedCache - why not read directly from HDFS? - MapReduce - [mail # user]
...More importantly, second and subsequent access of the file in DC is guaranteed to be local disk i/o.  On Mar 24, 2013, at 3:00 AM, Alberto Cordioli wrote:   Arun C. Murthy Hortonwo...
   Author: Arun C Murthy, 2013-03-25, 22:30
Re: Node manager health checker opts - MapReduce - [mail # user]
...Hmm... an easy way to debug this would be to add a LOG statement in NodeHealthScriptRunner.init to printout the args you are getting from the config.  Is there a chance you can try this...
   Author: Arun C Murthy, 2013-03-25, 22:27
[MAPREDUCE-4918] Better error message in TrackerDistributedCacheManager.ancestorsHaveExecutePermissions - MapReduce - [issue]
...Better logging/error message in TrackerDistributedCacheManager.ancestorsHaveExecutePermissions should help debugging (e.g. MAPREDUCE-4916). We should log the offending parent directory with ...
http://issues.apache.org/jira/browse/MAPREDUCE-4918    Author: Arun C Murthy, 2013-03-20, 23:10
[MAPREDUCE-4858] TestWebUIAuthorization fails on branch-1 - MapReduce - [issue]
...TestWebUIAuthorization fails on branch-1...
http://issues.apache.org/jira/browse/MAPREDUCE-4858    Author: Arun C Murthy, 2013-03-06, 09:55
[MAPREDUCE-4859] TestRecoveryManager fails on branch-1 - MapReduce - [issue]
...Looks like the tests are extremely flaky and just hang....
http://issues.apache.org/jira/browse/MAPREDUCE-4859    Author: Arun C Murthy, 2013-03-06, 09:55
2.0.4-alpha bug-fix release - MapReduce - [mail # dev]
...Hi Folks,   Looks like I'll need to roll out a bug-fix 2.0.4-alpha release just to get other projects unblocked. FYI.   Thanks for pointing this out Ted!  thanks, Arun  B...
   Author: Arun C Murthy, 2013-02-26, 21:10
Re: Hadoop efficient resource isolation - MapReduce - [mail # user]
...CapacityScheduler is what you want...  On Feb 21, 2013, at 5:16 AM, Dhanasekaran Anbalagan wrote:   Arun C. Murthy Hortonworks Inc. http://hortonworks.com/  ...
   Author: Arun C Murthy, 2013-02-26, 00:19
[MAPREDUCE-606] Implement a binary input/output format for Streaming - MapReduce - [issue]
...Lots of streaming applications process textual data with 1 record per line and fields separated by a delimiter. It turns out that there is no point in using any of Hadoop's input/output form...
http://issues.apache.org/jira/browse/MAPREDUCE-606    Author: Arun C Murthy, 2013-02-21, 16:32
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