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[MAPREDUCE-5569] FloatSplitter is not generating correct splits - MapReduce - [issue]
...The closing split is not calculated correctly:     // Catch any overage and create the closed interval for the last split.     if (curLower <= maxVal || spli...
http://issues.apache.org/jira/browse/MAPREDUCE-5569    Author: Nathan Roberts, 2014-09-04, 00:30
[MAPREDUCE-5846] Rumen doesn't understand JobQueueChangedEvent - MapReduce - [issue]
...MAPREDUCE:5732 introduced a JobQueueChangeEvent to jhist files. Rumen fails to parse jhist files containing this event....
http://issues.apache.org/jira/browse/MAPREDUCE-5846    Author: Nathan Roberts, 2014-09-03, 21:33
[MAPREDUCE-5883] "Total megabyte-seconds" in job counters is slightly misleading - MapReduce - [issue]
...The following counters are in milliseconds so "megabyte-seconds" might be better stated as "megabyte-milliseconds"MB_MILLIS_MAPS.name=               Total ...
http://issues.apache.org/jira/browse/MAPREDUCE-5883    Author: Nathan Roberts, 2014-05-11, 23:05
[MAPREDUCE-5308] Shuffling to memory can get out-of-sync when fetching multiple compressed map outputs - MapReduce - [issue]
...When a reducer is fetching multiple compressed map outputs from a host, the fetcher can get out-of-sync with the IFileInputStream, causing several of the maps to fail to fetch.This occurs be...
http://issues.apache.org/jira/browse/MAPREDUCE-5308    Author: Nathan Roberts, 2013-06-11, 15:07
[MAPREDUCE-4728] Interaction between oob heartbeats and damper can cause TT to heartbeat with zero delay - MapReduce - [issue]
...When mapreduce.tasktracker.outofband.heartbeat is true and mapreduce.tasktracker.outofband.heartbeat.damper is something largish (like the default of 1000000), the TT doesn't wait for tasks ...
http://issues.apache.org/jira/browse/MAPREDUCE-4728    Author: Nathan Roberts, 2013-02-20, 22:00
[MAPREDUCE-4499] Looking for speculative tasks is very expensive in 1.x - MapReduce - [issue]
...When there are lots of jobs and tasks active in a cluster, the process of figuring out whether or not to launch a speculative task becomes very expensive. I could be missing something but it...
http://issues.apache.org/jira/browse/MAPREDUCE-4499    Author: Nathan Roberts, 2012-12-06, 22:20
[MAPREDUCE-4444] nodemanager fails to start when one of the local-dirs is bad - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-4444    Author: Nathan Roberts, 2012-10-11, 18:48
[MAPREDUCE-3094] org.apache.hadoop.streaming.TestUlimit.testCommandLine fails intermittantly in 20.205.0 - MapReduce - [issue]
...11/09/24 00:22:10 INFO mapred.TaskInProgress: Error from attempt_20110924002157563_0001_m_000000_0: java.lang.RuntimeException: PipeMapRed.waitOutputThreads(): subprocess failed with code 13...
http://issues.apache.org/jira/browse/MAPREDUCE-3094    Author: Nathan Roberts, 2011-09-26, 16:59
Re: Jiras need review - MapReduce - [mail # dev]
...I sent this query to Suresh yesterday. He is supposed to be driving this fr om Hortonworks side, if this list doesn't look correct, let me know.  project in (MAPREDUCE,HDFS,HADOOP) AND ...
   Author: Nathan Roberts, 2011-07-12, 15:13
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