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[MAPREDUCE-6076] Zero map split input length combine with none zero  map split input length will cause MR1 job hung. - MapReduce - [issue]
...Zero map split input length combine with none zero map split input length will cause MR1 job hung. This problem may happen when use HBASE input split(TableSplit).HBASE split input length can...
http://issues.apache.org/jira/browse/MAPREDUCE-6076    Author: zhihai xu, 2014-09-06, 04:12
[MAPREDUCE-6063] In sortAndSpill of MapTask.java, size is calculated wrongly when bufend < bufstart. - MapReduce - [issue]
...In sortAndSpill of MapTask.java, size is calculated wrongly when bufend < bufstart.  we should change (bufvoid - bufend) + bufstart to (bufvoid - bufstart) + bufend.Should change&nbs...
http://issues.apache.org/jira/browse/MAPREDUCE-6063    Author: zhihai xu, 2014-09-05, 04:05
[MAPREDUCE-6045] need close the DataInputStream after open it in TestMapReduce.java - MapReduce - [issue]
...In TestMapReduce.java, we didn't close the DataInputStream after open it in isSequenceFile....
http://issues.apache.org/jira/browse/MAPREDUCE-6045    Author: zhihai xu, 2014-08-22, 06:06
[MAPREDUCE-5969] Private non-Archive Files' size add twice in Distributed Cache directory size calculation. - MapReduce - [issue]
...Private non-Archive Files' size add twice in Distributed Cache directory size calculation. Private non-Archive Files list is passed in by "-files" command line option. The Distributed Cache ...
http://issues.apache.org/jira/browse/MAPREDUCE-5969    Author: zhihai xu, 2014-08-13, 02:40
[MAPREDUCE-5968] Work directory is not deleted when downloadCacheObject throws IOException - MapReduce - [issue]
...Work directory is not deleted in  DistCache if Exception happen in downloadCacheObject. In downloadCacheObject, the cache file will be copied to temporarily work directory first, then t...
http://issues.apache.org/jira/browse/MAPREDUCE-5968    Author: zhihai xu, 2014-08-05, 07:35
[MAPREDUCE-6020] Too many threads blocking on the global JobTracker lock from getJobCounters, optimize getJobCounters to release global JobTracker lock before access the per job counter in JobInProgress - MapReduce - [issue]
...Too many threads blocking on the global JobTracker lock from getJobCounters, optimize getJobCounters to release global JobTracker lock before access the per job counter in JobInProgress. It ...
http://issues.apache.org/jira/browse/MAPREDUCE-6020    Author: zhihai xu, 2014-08-01, 03:15
[MAPREDUCE-5926] Support utf-8 text with BOM (byte order marker) for branch-1 - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-5926    Author: zhihai xu, 2014-06-17, 07:37
[MAPREDUCE-5913] Unify MapRed(old API) and MapReduce(new API) implementation to remove duplicate functions. - MapReduce - [issue]
...Unify MapRed(old API) and MapReduce(new API) implementation to remove duplicate functions.For example, org.apache.hadoop.mapred.LineRecordReader and org.apache.hadoop.mapreduce.lib.input.Lin...
http://issues.apache.org/jira/browse/MAPREDUCE-5913    Author: zhihai xu, 2014-06-04, 23:50
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