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[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, 2014-09-02, 07:20
[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-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
[MAPREDUCE-6061] Fix MR_CLIENT_TO_AM_IPC_MAX_RETRIES_ON_TIMEOUTS property in MRJobConfig - MapReduce - [issue]
...The property MR_CLIENT_TO_AM_IPC_MAX_RETRIES_ON_TIMEOUTS is defined as:  MR_PREFIX + "yarn.app.mapreduce.client-am.ipc.max-retries-on-timeouts"which results in the prefix part show...
http://issues.apache.org/jira/browse/MAPREDUCE-6061    Author: Ray Chiang, 2014-08-29, 05:37
[MAPREDUCE-6052] Support overriding log4j.properties per job - MapReduce - [issue]
...For current MR application, the "log4j.configuration" is hard coded to container-log4j.properties within each node. We still need flexibility to override it per job like what we do in MRV1.&...
http://issues.apache.org/jira/browse/MAPREDUCE-6052    Author: Junping Du, 2014-08-29, 03:14
[MAPREDUCE-6038] A boolean may be set error in the Word Count v2.0 in MapReduce Tutorial - MapReduce - [issue]
...As a beginner, when I learned about the basic of the mr, I found that I cound't run the WordCount2 using the command "bin/hadoop jar wc.jar WordCount2 /user/joe/wordcount/input /user/joe/wor...
http://issues.apache.org/jira/browse/MAPREDUCE-6038    Author: Pei Ma, 2014-08-28, 22:48
[MAPREDUCE-6059] Speed up history server startup time - MapReduce - [issue]
...When history server starts up, It scans every history directories and put all history files into a cache, whereas this cache only stores 20K recent history files. Therefore, it is wasting a ...
http://issues.apache.org/jira/browse/MAPREDUCE-6059    Author: Siqi Li, 2014-08-28, 19:22
[MAPREDUCE-6060] shuffle data should be encrypted at rest if the input/output of the job are in an encryption zone - MapReduce - [issue]
...If the input or output of an MR job are within an encryption zone, by default the intermediate data of the job should be encrypted.Setting the MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA prop...
http://issues.apache.org/jira/browse/MAPREDUCE-6060    Author: Alejandro Abdelnur, 2014-08-28, 18:51
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