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Re: possible resource leak in capacity scheduler - MapReduce - [mail # user]
...Which version are you running? Can you enabled debug logging for RM and  see what's happening?  Thanks, +Vinod Kumar Vavilapalli Hortonworks Inc. http://hortonworks.com/  On O...
   Author: Vinod Kumar Vavilapalli, 2012-10-15, 23:13
Re: API Design: getClusterMetrics - MapReduce - [mail # dev]
...This is to help evolve the APIs easily. All apis have request and  response objects, instead of passing in parameters directly. Some of the  APIs clearly may not need this extra la...
   Author: Vinod Kumar Vavilapalli, 2012-10-10, 19:47
Re: Run mr example wordcount error on hadoop-2.0.1 alpha HA - MapReduce - [mail # user]
...The console output as well as the AM logs show that the TaskAttempts are  failing because they are out of heap-space. See your configuration  below, you should bump them up.  ...
   Author: Vinod Kumar Vavilapalli, 2012-09-14, 17:43
Re: Can't run PI example on hadoop 0.23.1 - MapReduce - [mail # user]
...The AM corresponding to your MR job is failing continuously. Can you  check the container logs for your AM ? They should be in  ${yarn.nodemanager.log-dirs}/${application-id}/conta...
   Author: Vinod Kumar Vavilapalli, 2012-09-10, 22:53
Re: Counters across all jobs - MapReduce - [mail # user]
...Counters are per-job in Hadoop MapReduce. You need an external  aggregator for such cross-job counters - for e.g. a node in Zookeeper.  Also, is it just for display or your job-log...
   Author: Vinod Kumar Vavilapalli, 2012-09-10, 17:46
Re: build failure - trying to build hadoop trunk checkout - MapReduce - [mail # user]
...On Sep 10, 2012, at 2:43 AM, Tony Burton wrote:  this happens in Kerberos?)   As part of authenticating and generating tokens for clients, Kerberos  needs, besides many other ...
   Author: Vinod Kumar Vavilapalli, 2012-09-10, 17:43
[MAPREDUCE-3921] MR AM should act on the nodes liveliness information when nodes go up/down/unhealthy - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-3921    Author: Vinod Kumar Vavilapalli, 2012-09-07, 22:10
[MAPREDUCE-4580] Change MapReduce to use the yarn-client module - MapReduce - [issue]
...Mapreduce needs to be changed to use the yarn-client module added via YARN-29....
http://issues.apache.org/jira/browse/MAPREDUCE-4580    Author: Vinod Kumar Vavilapalli, 2012-09-07, 22:10
Re: Is there a way to get notificaiton when the job is failed? - MapReduce - [mail # user]
...We can reopen it if we wish it to be fixed in 1.0.  Thanks, +Vinod  On Sep 6, 2012, at 4:49 AM, Rajiv Chittajallu wrote:  MAPREDUCE-1688 Not sure why its closed as dupe of an ...
   Author: Vinod Kumar Vavilapalli, 2012-09-06, 19:15
[MAPREDUCE-4634] Change TestUmbilicalProtocolWithJobToken to use RPC builder - MapReduce - [issue]
...In HADOOP-8736, a Builder is introduced to replace all the getServer() variants. This JIRA is the change in MapReduce....
http://issues.apache.org/jira/browse/MAPREDUCE-4634    Author: Vinod Kumar Vavilapalli, 2012-09-05, 01:19
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