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[MAPREDUCE-976] LinuxTaskController binary should be versioned and mapreduce should run only with a particular version - MapReduce - [issue]
...There is a strict coupling between the mapreduce code and the LinuxTaskController binary that it runs. Accidentally/intentionally running different versions of the binary with different vers...
http://issues.apache.org/jira/browse/MAPREDUCE-976    Author: Vinod Kumar Vavilapalli, 2014-07-24, 00:35
[MAPREDUCE-965] LinuxTaskController logs some of the errors during initializeJob/initializeTask at INFO level instead of WARN/ERROR. - MapReduce - [issue]
...WARN/ERROR level will make the problem more conspicuous....
http://issues.apache.org/jira/browse/MAPREDUCE-965    Author: Vinod Kumar Vavilapalli, 2014-07-24, 00:30
[MAPREDUCE-866] Move all memory related parameters and their initialization out of TaskTracker.java into TaskMemoryManagerThread - MapReduce - [issue]
...Design-wise, they belong to TaskMemoryManager. TaskTracker can use method calls to initialize/set/get the parameters....
http://issues.apache.org/jira/browse/MAPREDUCE-866    Author: Vinod Kumar Vavilapalli, 2014-07-23, 22:12
[MAPREDUCE-829] When localizing job configuration from FS, TTs configuration on local disk is not loaded at all - MapReduce - [issue]
...We should first load the local configuration fConf, over which the job.xml from the JobTracker's file system should be loaded. This is needed so as to enforce settings specific to the TaskTr...
http://issues.apache.org/jira/browse/MAPREDUCE-829    Author: Vinod Kumar Vavilapalli, 2014-07-23, 21:54
[MAPREDUCE-823] TestCommandLineJobSubmission doesn't need MiniDFSCluster to run - MapReduce - [issue]
...The test is included in the list of fast tests and so might profit from replacing MiniDFSCluster with the local file system....
http://issues.apache.org/jira/browse/MAPREDUCE-823    Author: Vinod Kumar Vavilapalli, 2014-07-23, 21:48
[MAPREDUCE-759] Refactor localization code in TaskTracker - MapReduce - [issue]
...Localization code in TaskTracker is spread across TaskTracker, TaskTracker.TaskInProgress and TaskRunner. It turns out to be a bit complicated piece of code, as was observed during HADOOP-44...
http://issues.apache.org/jira/browse/MAPREDUCE-759    Author: Vinod Kumar Vavilapalli, 2014-07-23, 20:31
[MAPREDUCE-666] Job scheduling information on jobtracker.jsp makes it clunky - MapReduce - [issue]
...Job scheduling information is displayed for each job on the jobtracker.jsp along with many other details. Though it is empty by default, when it is in use, for e.g. with high memory jobs in ...
http://issues.apache.org/jira/browse/MAPREDUCE-666    Author: Vinod Kumar Vavilapalli, 2014-07-23, 19:13
[MAPREDUCE-184] Submitted jobs on jobtracker.jsp - MapReduce - [issue]
...Sometimes initTasks,job-setup task and the subsequent change of job state to RUNNING takes a while and a newly submitted job is not displayed on jobtracker.jsp till then. It would be good to...
http://issues.apache.org/jira/browse/MAPREDUCE-184    Author: Vinod Kumar Vavilapalli, 2014-07-21, 23:06
[MAPREDUCE-399] Duplicate destroy of process trees in TaskMemoryManager. - MapReduce - [issue]
...TaskMemoryManager currently works only on Linux and terminates tasks that transgress memory-limits by first calling TaskTracker.purgeTask() and then explicitly destroying the process tree to...
http://issues.apache.org/jira/browse/MAPREDUCE-399    Author: Vinod Kumar Vavilapalli, 2014-07-21, 22:34
[MAPREDUCE-169] JobHistory should log everything when a job fails or gets killed. - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-169    Author: Vinod Kumar Vavilapalli, 2014-07-21, 22:32
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