| HADOOP-880 | Recursive delete for an S3 directory does not actually delete files or subdirectories | Major | fs | Tom White | Tom White |
| HADOOP-879 | SequenceFileInputFormat can no longer read from data produced by MapFileOutputFormat | Major | . | Bryan Pendleton | Doug Cutting |
| HADOOP-873 | native libraries aren't loaded unless the user specifies the java.library.path in the child jvm options | Major | util | Owen O'Malley | Owen O'Malley |
| HADOOP-871 | java.library.path is wrongly initialized by bin/hadoop when only pre-built libs are present, but custom-built ones aren't | Major | . | Arun C Murthy | Arun C Murthy |
| HADOOP-868 | Fix the merge method on Maps to limit the number of open files | Major | . | Devaraj Das | Devaraj Das |
| HADOOP-866 | dfs -get should remove existing crc file if -crc is not specified | Major | fs | Milind Bhandarkar | Milind Bhandarkar |
| HADOOP-865 | Files written to S3 but never closed can't be deleted | Major | fs | Bryan Pendleton | Tom White |
| HADOOP-864 | bin/hadoop jar throws file creation exception for temp files | Minor | . | Sanjay Dahiya | Sanjay Dahiya |
| HADOOP-863 | MapTask prints info log message when the progress-reporting thread starts | Major | . | Devaraj Das | Devaraj Das |
| HADOOP-857 | IOException when running map reduce on S3 filesystem | Major | fs | Tom White | |
| HADOOP-815 | Investigate and fix the extremely large memory-footprint of JobTracker | Major | . | Arun C Murthy | Arun C Murthy |
| HADOOP-600 | Race condition in JobTracker updating the task tracker's status while declaring it lost | Major | . | Owen O'Malley | Arun C Murthy |