HADOOP-9635. Fix potential stack overflow in DomainSocket.c (V. Karthik Kumar via cmccabe)



git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1491951 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9532. Merging change r1491953 from branch-2 to branch-2.1-beta

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1491955 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9625. Merging change r1491959 from branch-2 to branch-2.1-beta

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1491965 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4873. Merging change r1491964 from branch-2.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1491969 13f79535-47bb-0310-9956-ffa450edef68
Merge -c 1491989 from trunk to branch-2.1-beta to fix YARN-767. Initialize application metrics at RM bootup. Contributed by Jian He.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1491991 13f79535-47bb-0310-9956-ffa450edef68
merge YARN-731 from branch-2. RPCUtil.unwrapAndThrowException should unwrap remote RuntimeExceptions. Contributed by Zhijie Shen.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1492002 13f79535-47bb-0310-9956-ffa450edef68