MAPREDUCE-2420. JobTracker should be able to renew delegation token over HTTP

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1089157 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2418. Show job errors in JobHistory page. Contributed by Siddharth Seth.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1090472 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2429. Validate JVM in TaskUmbilicalProtocol. Contributed by Siddharth Seth.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1091273 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2443. Fix TaskAspect for TaskUmbilicalProtocol.ping(..).  Contributed by Siddharth Seth


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1094845 13f79535-47bb-0310-9956-ffa450edef68
ignore build.properties


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1095300 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7232. Fix Javadoc warnings. (omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1096072 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2413. TaskTracker should handle disk failures by reinitializing 
itself. (Ravi Gummadi and Jagane Sundar via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1096075 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2447. Fix Child.java to set Task.jvmContext sooner to avoid corner cases in error handling. Contributed by Siddharth Seth. 


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1096076 13f79535-47bb-0310-9956-ffa450edef68
HDFS-1842. Handle editlog opcode conflict with 0.20.203 during upgrade, by throwing an error to indicate the editlog needs to be empty. Contributed by Suresh Srinivas.



git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1096079 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2415. Distribute the user task logs on to multiple disks.
(Bharath Mundlapudi via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1096081 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7243. Fix contrib unit tests missing dependencies. (omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1097013 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-2316. Updated CapacityScheduler documentation.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1097202 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7143. Restore HadoopArchives. (Joep Rottinghuis via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1097251 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7246. Update the log4j configuration to match the EventCounter
package. (Luke Lu via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1097271 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7247. Update documentation to match current jar names. (omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1097282 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7253. Update the default configuration to fix security audit log
and metrics2 property configuration warnings. (omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1097967 13f79535-47bb-0310-9956-ffa450edef68
HDFS-579. Fix DfsTask to follow the semantics of 0.19, regarding non-zero
return values as failures. (Christian Kunz via cdouglas)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1098818 13f79535-47bb-0310-9956-ffa450edef68
HDFS-596. Fix memory leak in hdfsFreeFileInfo() for libhdfs.
(Zhang Bingjun via dhruba)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1098821 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-1070. Prevent a deadlock in the fair scheduler servlet.
(Todd Lipcon via cdouglas)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1098825 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-1163. Remove unused, hard-coded paths from libhdfs. (Allen
Wittenauer via cdouglas)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1098830 13f79535-47bb-0310-9956-ffa450edef68