svn merge -c 1457763 FIXES: HADOOP-9299.  kerberos name resolution is kicking in even when kerberos is not configured (daryn)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1457770 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd
HDFS-4521. Invalid network toploogies should not be cached. Contributed by Colin Patrick McCabe.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1457883 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4990. Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput(). (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1457916 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5028. Maps fail when io.sort.mb is set to high value. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1457919 13f79535-47bb-0310-9956-ffa450edef68
YARN-485. TestProcfsProcessTree#testProcessTree() doesn't wait long enough for the process to die. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1457938 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd
Fixing CHANGES.txt: moving HADOOP-9299 to 2.0.4-alpha


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1457976 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd
merge -c r1458065 from trunk to branch-2 for YARN-481. Add AM Host and RPC Port to ApplicationCLI Status Output (Chris Riccomini via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1458067 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/branch-2' into branch-2-gd
Merge branch 'branch-2-gd' of https://github.com/griddynamics/yhadoop-common into fb-HADOOP-9166-branch-2-gd

Conflicts:
	hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/UserGroupInformation.java