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[MAPREDUCE-5452] NPE in TaskID toString when default constructor is used - MapReduce - [issue]
...If you call TaskID.toString() after using the default the constructor toString() NPE's because taskType is null....
http://issues.apache.org/jira/browse/MAPREDUCE-5452    Author: Brock Noland, 2013-12-19, 14:14
[MAPREDUCE-5001] LocalJobRunner has race condition resulting in job failures - MapReduce - [issue]
...Hive is hitting a race condition with LocalJobRunner and the Cluster class. The JobClient uses the Cluster class to obtain Job objects. The Cluster class uses the job.xml file to populate th...
http://issues.apache.org/jira/browse/MAPREDUCE-5001    Author: Brock Noland, 2013-08-21, 15:57
Re: mr unit pom file - MapReduce - [mail # user]
...I think you missing the classifier:  http://cwiki.apache.org/confluence/display/MRUNIT  Brock  On Fri, Nov 9, 2012 at 2:33 PM, Matt Goeke  wrote:    Apache MRUn...
   Author: Brock Noland, 2012-11-09, 20:35
Re: Issue with running Impala - MapReduce - [mail # user]
...Hi,  This question should go to the impala-user group which you can subscribe to here:  https://groups.google.com/a/cloudera.org/forum/?fromgroups#!forum/impala-us er  Sorry f...
   Author: Brock Noland, 2012-10-30, 01:49
Re: Unsatisfied link error - how to load native library without copying it in /lib/native folder - MapReduce - [mail # user]
...Hi,  That should be:  -files path_to_my_library.so  and to include jars in for your mrjobs, you would do:  2) -libjars path_to_my1.jar,path_to_my2.jar  Brock  O...
   Author: Brock Noland, 2012-10-25, 23:50
[MAPREDUCE-4270] data_join test classes are in the wrong packge - MapReduce - [issue]
...There are three Sample*.java files in this directoryhttp://svn.apache.org/repos/asf/hadoop/common/trunk/hadoop-tools/hadoop-datajoin/src/test/java/but they should be in http://svn.apache.org...
http://issues.apache.org/jira/browse/MAPREDUCE-4270    Author: Brock Noland, 2012-06-20, 14:16
Re: Debug MR tasks impossible. - MapReduce - [mail # user]
...Can I suggest unit testing with MRUnit:  https://cwiki.apache.org/confluence/display/MRUNIT/Index https://cwiki.apache.org/confluence/display/MRUNIT/MRUnit+Tutorial  Brock  On...
   Author: Brock Noland, 2012-03-29, 16:07
Re: class usage counter in MapWritable - MapReduce - [mail # user]
...Hi,  inline...  2012/3/25 Radim Kolar : k  I would first search to see if a JIRA (https://issues.apache.org/jira/secure/Dashboard.jspa) has already been raised and if not crea...
   Author: Brock Noland, 2012-03-25, 16:19
[ANNOUNCE] Apache MRUnit 0.8.1-incubating has been released, supports Hadoop 0.20, 1.0, 0.23 - MapReduce - [mail # user]
...Hello,  Apache MRUnit 0.8.1-incubating has been released and there is a blog post describing the major changes:  https://blogs.apache.org/mrunit/entry/apache_mrunit_0_8_1  Chi...
   Author: Brock Noland, 2012-03-16, 16:39
Re: Text Iterable modifying other variable - MapReduce - [mail # user]
...Writable's are reused.  You need to deep copy the "value" into "lastValue".  On Wed, Mar 14, 2012 at 6:49 PM, Steven Willis  wrote: Text, Text, Text>.Context context) throw...
   Author: Brock Noland, 2012-03-15, 00:30
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