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[MAPREDUCE-5049] CombineFileInputFormat counts all compressed files non-splitable - MapReduce - [issue]
...In branch-1, CombineFileInputFormat doesn't take SplittableCompressionCodec into account and thinks that all compressible input files aren't splittable.  This is a regression from when ...
http://issues.apache.org/jira/browse/MAPREDUCE-5049    Author: Sandy Ryza, 2013-03-07, 22:34
Re: Map reduce technique - MapReduce - [mail # user]
...Hi Balachandar,  In MapReduce, interpreting input files as key value pairs is accomplished through InputFormats.  Some common InputFormats are TextInputFormat, which uses lines in ...
   Author: Sandy Ryza, 2013-03-06, 05:50
[MAPREDUCE-4896] "mapred queue -info" spits out ugly exception when queue does not exist - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-4896    Author: Sandy Ryza, 2013-03-01, 19:43
[MAPREDUCE-4659] Confusing output when running "hadoop version" from one hadoop installation when HADOOP_HOME points to another - MapReduce - [issue]
...Hadoop version X is downloaded to ~/hadoop-x, and Hadoop version Y is downloaded to ~/hadoop-y.  HADOOP_HOME is set to hadoop-x.  A user running hadoop-y/bin/hadoop might expect to...
http://issues.apache.org/jira/browse/MAPREDUCE-4659    Author: Sandy Ryza, 2013-03-01, 00:04
[MAPREDUCE-5008] Merger progress miscounts with respect to EOF_MARKER - MapReduce - [issue]
...After MAPREDUCE-2264, a segment's raw data length is calculated without the EOF_MARKER bytes.  However, when the merge is counting how many bytes it processed, it includes the marker. &...
http://issues.apache.org/jira/browse/MAPREDUCE-5008    Author: Sandy Ryza, 2013-02-28, 10:47
tests in mapreduce.lib excluded in jenkins? - MapReduce - [mail # dev]
...A recent patch of mine (https://issues.apache.org/jira/browse/MAPREDUCE-4994) broke a couple of tests, but the Hadoop QA build ( https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3321/...
   Author: Sandy Ryza, 2013-02-26, 00:45
[MAPREDUCE-5021] Add an addDirectoryToClassPath method DistributedCache - MapReduce - [issue]
...As adding a directory of jars to the class path is a common use for the distributed cache it would be easier on API consumers if they were able to call a method that would add all the the fi...
http://issues.apache.org/jira/browse/MAPREDUCE-5021    Author: Sandy Ryza, 2013-02-22, 18:51
[MAPREDUCE-4846] Some JobQueueInfo methods are public in MR1 but protected in MR2 - MapReduce - [issue]
...setQueueName, setSchedulingInfo, and setQueueState were public in MR1, but are private int MR2.  They should be made public with InterfaceAudience.Private.getQueueState was public, but ...
http://issues.apache.org/jira/browse/MAPREDUCE-4846    Author: Sandy Ryza, 2013-02-22, 12:54
[MAPREDUCE-5013] mapred.JobStatus compatibility: MR2 missing constructors from MR1 - MapReduce - [issue]
...JobStatus is missing the following constructors in MR2 that were present in MR1    public org.apache.hadoop.mapred.JobStatus(org.apache.hadoop.mapred.JobID, float, float, floa...
http://issues.apache.org/jira/browse/MAPREDUCE-5013    Author: Sandy Ryza, 2013-02-22, 12:54
[MAPREDUCE-4997] Get rid of unused configs in JTConfig - MapReduce - [issue]
...A number (likely all) of the configs in JTConfig do nothing.  Additionally, the old mapred versions of these configs are deprecated in favor of the new ones, so if someone tries to use ...
http://issues.apache.org/jira/browse/MAPREDUCE-4997    Author: Sandy Ryza, 2013-02-22, 00:45
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