| HADOOP-4161 | [HOD] Uncaught exceptions can potentially hang hod-client. | Major | contrib/hod | Vinod Kumar Vavilapalli | Vinod Kumar Vavilapalli | 
    
      
| HADOOP-4060 | [HOD] Make HOD to roll log files on the client | Blocker | contrib/hod | Hemanth Yamijala | Vinod Kumar Vavilapalli | 
    
      
| HADOOP-4046 | WritableComparator’s constructor should be protected instead of private | Major | io | Owen O’Malley | Chris Douglas | 
    
      
| HADOOP-4040 | Remove the hardcoded ipc.client.connection.maxidletime setting from the TaskTracker.Child.main() | Blocker | . | Devaraj Das | Devaraj Das | 
    
      
| HADOOP-4037 | HadoopQA contrib -1 comments due to inconsistency in eclipse plugin declared jars | Blocker | . | Nigel Daley | Nigel Daley | 
    
      
| HADOOP-3995 | renameTo(src, dst) does not restore src name in case of quota failure. | Blocker | . | Raghu Angadi | Raghu Angadi | 
    
      
| HADOOP-3940 | Reduce often attempts in memory merge with no work | Minor | . | Chris Douglas | Chris Douglas | 
    
      
| HADOOP-3821 | SequenceFile’s Reader.decompressorPool or Writer.decompressorPool gets into an inconsistent state when calling close() more than once | Major | io | Peter Voss | Arun C Murthy |