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[MAPREDUCE-5721] RM occur exception while unregistering - MapReduce - [issue]
...when i run WORDCOUNT EXAMPLES,it occur.[hadoop@namenode0 ~]$ hadoop jar hadoop-2.2.0/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.2.0.jar wordcount /wordcount-input /wordcount-...
http://issues.apache.org/jira/browse/MAPREDUCE-5721    Author: chillon_m, 2014-09-01, 18:59
[MAPREDUCE-6056] nativetask: move system test working dir to target dir and cleanup test config xml files - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-6056    Author: Binglin Chang, 2014-09-01, 12:35
[MAPREDUCE-6062] Use TestDFSIO test random read : job failed - MapReduce - [issue]
...This is log:2014-09-01 13:57:29,876 WARN [main] org.apache.hadoop.mapred.YarnChild: Exception running child : java.lang.IllegalArgumentException: n must be positive at java.util.Rand...
http://issues.apache.org/jira/browse/MAPREDUCE-6062    Author: chongyuanhuang, 2014-09-01, 08:01
[MAPREDUCE-6057] Remove obsolete entries from mapred-default.xml - MapReduce - [issue]
...The following properties are defined in mapred-default.xml but no longer exist in MRJobConfig.  map.sort.class  mapred.child.env  mapred.child.java.opts &n...
http://issues.apache.org/jira/browse/MAPREDUCE-6057    Author: Ray Chiang, 2014-09-01, 04:35
[MAPREDUCE-5891] Improved shuffle error handling across NM restarts - MapReduce - [issue]
...To minimize the number of map fetch failures reported by reducers across an NM restart it would be nice if reducers only reported a fetch failure after trying for at specified period of time...
http://issues.apache.org/jira/browse/MAPREDUCE-5891    Author: Jason Lowe, 2014-08-31, 06:24
[MAPREDUCE-5977] Fix or suppress native-task gcc warnings - MapReduce - [issue]
...Currently, building the native task code on gcc 4.8 has a fair number of warnings. We should fix or suppress them so that new warnings are easier to see....
http://issues.apache.org/jira/browse/MAPREDUCE-5977    Author: Todd Lipcon, 2014-08-31, 04:59
[MAPREDUCE-5931] Validate SleepJob command line parameters - MapReduce - [issue]
...This is a minor issue per se. I had a typo in my script specifying a negative number of reducers for the SleepJob. It results in the exception that is far from the root cause, and appeared a...
http://issues.apache.org/jira/browse/MAPREDUCE-5931    Author: Gera Shegalov, 2014-08-30, 17:47
[MAPREDUCE-2841] Task level native optimization - MapReduce - [issue]
...I'm recently working on native optimization for MapTask based on JNI. The basic idea is that, add a NativeMapOutputCollector to handle k/v pairs emitted by mapper, therefore sort, spill, IFi...
http://issues.apache.org/jira/browse/MAPREDUCE-2841    Author: Binglin Chang, 2014-08-29, 23:49
[MAPREDUCE-5050] Cannot find partition.lst in Terasort on Hadoop/Local File System - MapReduce - [issue]
...I'm trying to simulate running Hadoop on Lustre by configuring it to use the local file system using a single cloudera VM (cdh3u4).I can generate the data just fine, but when running the sor...
http://issues.apache.org/jira/browse/MAPREDUCE-5050    Author: Matt Parker, 2014-08-29, 10:46
[MAPREDUCE-5528] TeraSort fails with "can't read paritions file" - does not read partition file from distributed cache - MapReduce - [issue]
...I was trying to run TeraSort against a parallel networked file system, setting things up via the 'file://" scheme.  I always got the following error when running terasort:13/09/23 11:15...
http://issues.apache.org/jira/browse/MAPREDUCE-5528    Author: Albert Chu, 2014-08-29, 09:20
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