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[MAPREDUCE-223] JobClient should work with -1/+1 version of JobTracker - MapReduce - [issue]
...Currently there is version check on the RPC calls that enforces the same Hadoop version on the client and the server.To enable phased upgrades of systems using Hadoop and Hadoop itself the J...
http://issues.apache.org/jira/browse/MAPREDUCE-223    Author: Alejandro Abdelnur, 2014-07-18, 21:53
[MAPREDUCE-393] Two small improvements to pipes - MapReduce - [issue]
...Working with the ..mapred.pipes class a bit today, I found one bug and one possible interface improvement: Application.java in its constructor assumes that DistributedCache.getLocalCacheFile...
http://issues.apache.org/jira/browse/MAPREDUCE-393    Author: Leon Mergen, 2014-07-18, 21:52
[MAPREDUCE-309] The cluster admin should be able to configure a name for the job tracker - MapReduce - [issue]
...It would be good if the cluster admin could define a job tracker name that was used to form the unique part of the job ids. I think something like:mapred.jobtracker.name = xxxjob_xxx_2008080...
http://issues.apache.org/jira/browse/MAPREDUCE-309    Author: Owen OMalley, 2014-07-18, 21:51
[MAPREDUCE-561] Restructure the hadoop.mapred package - MapReduce - [issue]
...The MapReduce code should be split into org.apache.hadoop.mapreduce for the user API (covered by HADOOP-1230), and org.apache.hadoop.mapreduce.server for the server components....
http://issues.apache.org/jira/browse/MAPREDUCE-561    Author: Tom White, 2014-07-18, 21:50
[MAPREDUCE-343] Failed jobs should report the reason of failure on the web ui - MapReduce - [issue]
...From user's perspective it is difficult to detect why the job failed . Users might need to go through the jobtracker logs or task attempts list to see why the job failed. It would be good to...
http://issues.apache.org/jira/browse/MAPREDUCE-343    Author: Amar Kamat, 2014-07-18, 21:32
[MAPREDUCE-255] avoid bzip2 decompressor throwing exception on corrupted (prematurely truncated) file - MapReduce - [issue]
...running map-reduce streaming job using the bzip2 compressor, job fails with one of either of the two following java exceptions:This seems to happen when one of the bz2 input files is corrupt...
http://issues.apache.org/jira/browse/MAPREDUCE-255    Author: Suhas Gogate, 2014-07-18, 21:30
[MAPREDUCE-500] Clean up the JobTracker code - MapReduce - [issue]
...My IDE flags a lot of trouble in the JobTracker code, but I dont want to mix those changes with any lifecycle changes. After doing that, then I'd like to clean up the code in JobTracker-move...
http://issues.apache.org/jira/browse/MAPREDUCE-500    Author: Steve Loughran, 2014-07-18, 21:05
[MAPREDUCE-402] TaskTracker doesnt recheck job tracker version on reconnect - MapReduce - [issue]
...This isnt anything I have a test for/encountered, just something I noticed when reviewing TaskTracker.1. TaskTracker sets a justStarted flag to true when starting up2. One way it uses this f...
http://issues.apache.org/jira/browse/MAPREDUCE-402    Author: Steve Loughran, 2014-07-18, 21:04
[MAPREDUCE-151] JobClient doesn't wait for all task completion events before exiting - MapReduce - [issue]
...The JobClient should pull all of the task completion events from the JobTracker before exiting the loop and returning to the application. Otherwise the failing task may be lost in the backlo...
http://issues.apache.org/jira/browse/MAPREDUCE-151    Author: Owen OMalley, 2014-07-18, 20:55
[MAPREDUCE-590] permissions of local files change when using the -file option - MapReduce - [issue]
...When running hadoop streaming, all files mentioned in the -file option have their permissions changed from default to 777.  If the files are not readable by the owner before hadoop is r...
http://issues.apache.org/jira/browse/MAPREDUCE-590    Author: S. Alex Smith, 2014-07-18, 20:53
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