| HADOOP-9115 | Deadlock in configuration when writing configuration to hdfs | Blocker | . | Arpit Gupta | Jing Zhao | 
    
      
| HADOOP-8880 | Missing jersey jars as dependency in the pom causes hive tests to fail | Major | . | Giridharan Kesavan | Giridharan Kesavan | 
    
      
| HADOOP-8419 | GzipCodec NPE upon reset with IBM JDK | Major | io | Luke Lu | Yu Li | 
    
      
| HADOOP-8418 | Fix UGI for IBM JDK running on Windows | Major | security | Luke Lu | Yu Gao | 
    
      
| HDFS-5996 | hadoop 1.1.2. hdfs write bug | Major | fuse-dfs | WangMeng |  | 
    
      
| HDFS-4423 | Checkpoint exception causes fatal damage to fsimage. | Blocker | namenode | ChenFolin | Chris Nauroth | 
    
      
| HDFS-4208 | NameNode could be stuck in SafeMode due to never-created blocks | Critical | namenode | Brandon Li | Brandon Li | 
    
      
| HDFS-3727 | When using SPNEGO, NN should not try to log in using KSSL principal | Major | namenode | Aaron T. Myers | Aaron T. Myers | 
    
      
| MAPREDUCE-4888 | NLineInputFormat drops data in 1.1 and beyond | Blocker | mrv1 | Robert Joseph Evans | Vinod Kumar Vavilapalli | 
    
      
| MAPREDUCE-4859 | TestRecoveryManager fails on branch-1 | Major | . | Arun C Murthy | Arun C Murthy | 
    
      
| MAPREDUCE-4858 | TestWebUIAuthorization fails on branch-1 | Major | . | Arun C Murthy | Arun C Murthy | 
    
      
| MAPREDUCE-4798 | TestJobHistoryServer fails some times with ‘java.lang.AssertionError: Address already in use’ | Minor | jobhistoryserver, test | sam liu | sam liu | 
    
      
| MAPREDUCE-4699 | TestFairScheduler & TestCapacityScheduler fails due to JobHistory exception | Minor | . | Gopal V | Gopal V | 
    
      
| MAPREDUCE-4697 | TestMapredHeartbeat fails assertion on HeartbeatInterval | Minor | . | Gopal V | Gopal V | 
    
      
| MAPREDUCE-4696 | TestMRServerPorts throws NullReferenceException | Minor | . | Gopal V | Gopal V | 
    
      
| MAPREDUCE-4478 | TaskTracker’s heartbeat is out of control | Major | . | Liyin Liang | Liyin Liang | 
    
      
| MAPREDUCE-4396 | Make LocalJobRunner work with private distributed cache | Minor | client | Luke Lu | Yu Gao | 
    
      
| MAPREDUCE-4272 | SortedRanges.Range#compareTo is not spec compliant | Major | task | Luke Lu | Yu Gao | 
    
      
| MAPREDUCE-2374 | “Text File Busy” errors launching MR tasks | Major | . | Todd Lipcon | Andy Isaacson |