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[MAPREDUCE-914] MapReduce source code has significant number of JavaDocs errors and warnings - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-914    Author: Konstantin Boudnik, 2014-07-23, 22:57
[MAPREDUCE-909] Shell$ExitCodeException while killing/failing a task. - MapReduce - [issue]
...Encountered "Shell$ExitCodeException" in TT logs while killing/failing a job on 0.20.1Stack Trace:=========2009-08-22 16:37:05,867 INFO org.apache.hadoop.mapred.TaskTracker: About to purge t...
http://issues.apache.org/jira/browse/MAPREDUCE-909    Author: Suman Sehgal, 2014-07-23, 22:55
[MAPREDUCE-908] Defining test.include to run a subset of unit tests no longer works - MapReduce - [issue]
...The test.include property used to be a convenient way to glob tests, e.g. ant -Dtest.include='foo/bar/Test*' test used to run all the tests in the foo/bar package. This no longer works....
http://issues.apache.org/jira/browse/MAPREDUCE-908    Author: Chris Douglas, 2014-07-23, 22:55
[MAPREDUCE-902] Map output merge still uses unnecessary seeks - MapReduce - [issue]
...HADOOP-3638 improved the merge of the map output by caching the index files.But why not also caching the data files?In our use-case scenario, still using hadoop-0.18.3, but HADOOP-3638 would...
http://issues.apache.org/jira/browse/MAPREDUCE-902    Author: Christian Kunz, 2014-07-23, 22:51
[MAPREDUCE-897] Provide information captured as part of JobTrackerStatistics via the Hadoop metrics API - MapReduce - [issue]
...MAPREDUCE-467 introduced a framework to collect statistics per node on a fixed set of intervals. Presently there is support for collecting statistics related to number of task failures and a...
http://issues.apache.org/jira/browse/MAPREDUCE-897    Author: Hemanth Yamijala, 2014-07-23, 22:44
[MAPREDUCE-6001] Add a 'status' command to mr-jobhistory-daemon.sh script - MapReduce - [issue]
...Adding a 'status' command to mr-jobhistory-daemon.sh will be useful for finding out the status of the jobhistory daemon.Running the 'status' command should exit with a 0 exit code if the job...
http://issues.apache.org/jira/browse/MAPREDUCE-6001    Author: Nikunj Bansal, 2014-07-23, 22:42
[MAPREDUCE-1044] Ability to automatically move machines from one MR compute cluster to another - MapReduce - [issue]
...We have multiple map-reduce clusters that provide different service and support levels for their users. We have seen that utilization of hardware resources are not optimized if we have a sta...
http://issues.apache.org/jira/browse/MAPREDUCE-1044    Author: dhruba borthakur, 2014-07-23, 22:21
[MAPREDUCE-974] CLI command for viewing tasktrackers should not be under "job" - MapReduce - [issue]
...For viewing the tasktrackers in a mr cluster the command available is "./bin/hadoop job -list-tracker". But the tracker info is cluster level info and not job level....
http://issues.apache.org/jira/browse/MAPREDUCE-974    Author: Amar Kamat, 2014-07-23, 22:20
[MAPREDUCE-892] command line tool to list all tasktrackers and their status - MapReduce - [issue]
...The "hadoop mradmin -report" could list all the tasktrackers that the JobTracker knows about. It will also list a brief status summary for each of the TaskTracker. (This is similar to the ha...
http://issues.apache.org/jira/browse/MAPREDUCE-892    Author: dhruba borthakur, 2014-07-23, 22:18
[MAPREDUCE-886] After 4491, when task-controller exit with some error message, LinuxTaskController only ExitCodeException but does not prints the exit code of task-controller - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-886    Author: Karam Singh, 2014-07-23, 22:15
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