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[MAPREDUCE-5570] Map task attempt with fetch failure has incorrect attempt finish time - MapReduce - [issue]
...If a map task attempt is retroactively failed due to excessive fetch failures reported by reducers then the attempt's finish time is set to the time the task was retroactively failed rather ...
http://issues.apache.org/jira/browse/MAPREDUCE-5570    Author: Jason Lowe, 2014-04-10, 14:11
[MAPREDUCE-5670] CombineFileRecordReader should report progress when moving to the next file - MapReduce - [issue]
...If a combine split consists of many "empty" files (i.e.: no record found by the underlying record reader) then theoretically a task can timeout due to lack of reported progress....
http://issues.apache.org/jira/browse/MAPREDUCE-5670    Author: Jason Lowe, 2014-04-10, 14:11
[MAPREDUCE-5778] JobSummary does not escape newlines in the job name - MapReduce - [issue]
...JobSummary is not escaping newlines in the job name.  This can result in a job summary log entry that spans multiple lines when users are expecting one-job-per-line output....
http://issues.apache.org/jira/browse/MAPREDUCE-5778    Author: Jason Lowe, 2014-04-10, 14:11
[MAPREDUCE-5757] ConcurrentModificationException in JobControl.toList - MapReduce - [issue]
...Despite having the fix for MAPREDUCE-5513 we saw another ConcurrencyModificationException in JobControl, so something there still isn't fixed....
http://issues.apache.org/jira/browse/MAPREDUCE-5757    Author: Jason Lowe, 2014-04-10, 14:11
[MAPREDUCE-4941] Use of org.apache.hadoop.mapred.lib.CombineFileRecordReader requires casting - MapReduce - [issue]
...Unlike its counterpart in org.apache.hadoop.mapreduce.lib.input, the CombineFileRecordReader in mapred requires a user to cast to a RecordReader since the constructor specification says it m...
http://issues.apache.org/jira/browse/MAPREDUCE-4941    Author: Jason Lowe, 2014-04-08, 15:33
[MAPREDUCE-5493] In-memory map outputs can be leaked after shuffle completes - MapReduce - [issue]
...MergeManagerImpl#close adds the contents of inMemoryMergedMapOutputs and inMemoryMapOutputs to a list of map outputs that is subsequently processed, but it does not clear those sets.  T...
http://issues.apache.org/jira/browse/MAPREDUCE-5493    Author: Jason Lowe, 2014-03-19, 18:42
[MAPREDUCE-5727] History server web page can filter without showing filter keyword - MapReduce - [issue]
...I loaded up a job conf page on the history server and used one of the search boxes to narrow the results.  I then navigated to other pages (e.g.: map tasks, logs, etc.) then navigated b...
http://issues.apache.org/jira/browse/MAPREDUCE-5727    Author: Jason Lowe, 2014-03-11, 21:31
[MAPREDUCE-5656] bzip2 codec can drop records when reading data in splits - MapReduce - [issue]
...Bzip2Codec.BZip2CompressionInputStream can cause records to be dropped when reading them in splits based on where record delimiters occur relative to compression block boundaries.Thanks to K...
http://issues.apache.org/jira/browse/MAPREDUCE-5656    Author: Jason Lowe, 2014-02-27, 14:40
[MAPREDUCE-5265] History server admin service to refresh user and superuser group mappings - MapReduce - [issue]
...The history server needs an admin interface with the ability to1. refresh the super user groups configurations,2. refresh user to group mappings,3. refresh its admin acls,4. get groups given...
http://issues.apache.org/jira/browse/MAPREDUCE-5265    Author: Jason Lowe, 2014-02-24, 20:58
Re: [VOTE] Release Apache Hadoop 2.3.0 - MapReduce - [mail # dev]
...+1 (binding)- Verified signatures and digests- Built from source with native support- Deployed a single-node cluster and ran some sample jobsJasonOn 02/11/2014 08:49 AM, Arun C Murthy wrote:...
   Author: Jason Lowe, 2014-02-18, 14:42
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