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[MAPREDUCE-102] NPE in tracker expiry thread. - MapReduce - [issue]
...I see NullPointerExceptions in Task Expiry thread of the JobTracker. Exception log in JT:2009-02-28 07:22:51,392 ERROR org.apache.hadoop.mapred.JobTracker: Tracker Expiry Thread got exceptio...
http://issues.apache.org/jira/browse/MAPREDUCE-102    Author: Vinod Kumar Vavilapalli, 2013-09-03, 08:32
[MAPREDUCE-3143] Complete aggregation of user-logs spit out by containers onto DFS - MapReduce - [issue]
...Already implemented the feature for handling user-logs spit out by containers in NodeManager. But the feature is currently disabled due to user-interface issues.This is the umbrella ticket f...
http://issues.apache.org/jira/browse/MAPREDUCE-3143    Author: Vinod Kumar Vavilapalli, 2013-09-02, 00:28
Re: hadoop-2.1.1-beta & hadoop-2.2.0 (GA) - MapReduce - [mail # dev]
...Looking at the blockers, MAPREDUCE and YARN at least, looks like we'll need a week or two.  A branch 2.1.1 would mean commits to 4 branches. Assuming everyone is only committing blocker...
   Author: Vinod Kumar Vavilapalli, 2013-08-30, 23:09
Re: Hadoop Yarn - MapReduce - [mail # user]
...You'll have to change the MapReduce code. What options are you exactly looking for and why should they be only applied on some nodes? Some kind of sampling?  More details can help us he...
   Author: Vinod Kumar Vavilapalli, 2013-08-29, 22:37
[MAPREDUCE-4649] mr-jobhistory-daemon.sh needs to be updated post YARN-1 - MapReduce - [issue]
...Even today, JHS is assuming that YARN_HOME will be same as HADOOP_MAPRED_HOME besides other such assumptions. We need to fix it....
http://issues.apache.org/jira/browse/MAPREDUCE-4649    Author: Vinod Kumar Vavilapalli, 2013-08-29, 17:47
Re: [yarn] job is not getting assigned - MapReduce - [mail # user]
...This usually means there are no available resources as seen by the ResourceManager. Do you see "Active Nodes" on the RM web UI first page? If not, you'll have to check the NodeManager logs t...
   Author: Vinod Kumar Vavilapalli, 2013-08-29, 17:36
[MAPREDUCE-5239] Update MR App to reflect YarnRemoteException changes after YARN-634 - MapReduce - [issue]
...YARN-634 is making YarnRemoteException to be not backed by PB anymore. Need some MR changes because of that. Tracking MR changes from the patch at YARN-634....
http://issues.apache.org/jira/browse/MAPREDUCE-5239    Author: Vinod Kumar Vavilapalli, 2013-08-27, 23:22
[MAPREDUCE-5480] TestJSHSecurity.testDelegationToken is breaking after YARN-1085 - MapReduce - [issue]
...See https://builds.apache.org/job/PreCommit-YARN-Build/1755//testReport/.org.apache.hadoop.yarn.webapp.WebAppException: Error starting http server at org.apache.hadoop.yarn.webapp.WebApps$Bu...
http://issues.apache.org/jira/browse/MAPREDUCE-5480    Author: Vinod Kumar Vavilapalli, 2013-08-27, 18:32
Re: Proxying FileSystem.get() - MapReduce - [mail # dev]
...Not sure about your final intention, but a new FileSystem impl wrapping/composing the underlying file system should work. No?  Thanks, +Vinod  On Aug 16, 2013, at 11:08 AM, Jay Vya...
   Author: Vinod Kumar Vavilapalli, 2013-08-16, 19:24
[MAPREDUCE-5256] CombineInputFormat isn't thread safe affecting HiveServer - MapReduce - [issue]
...This was originally fixed as part of MAPREDUCE-5038, but that got reverted now. Which uncovers this issue, breaking HiveServer. Originally reported by Thejas M Nair....
http://issues.apache.org/jira/browse/MAPREDUCE-5256    Author: Vinod Kumar Vavilapalli, 2013-08-04, 09:23
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