| JIRA | Summary | Priority | Component | Reporter | Contributor |
|---|---|---|---|---|---|
| MAPREDUCE-5450 | Unnecessary Configuration instantiation in IFileInputStream slows down merge - Port to branch-1 | Blocker | mrv1 | Stanislav Barton | Stanislav Barton |
| MAPREDUCE-6009 | Map-only job with new-api runs wrong OutputCommitter when cleanup scheduled in a reduce slot | Blocker | client, job submission | Gera Shegalov | Gera Shegalov |