YARN-2629. Made the distributed shell use the domain-based timeline ACLs. Contributed by Zhijie Shen.
HADOOP-11174. Delegation token for KMS should only be got once if it already exists. (Yi Liu via wang)
YARN-2544. Added admin-API objects for using node-labels. Contributed by Wangda Tan.
HADOOP-11184. Update Hadoop's lz4 to r123 (cmccabe)
YARN-2180. [YARN-1492] In-memory backing store for cache manager. (Chris Trezzo via kasha)
YARN-2617. Fixed ApplicationSubmissionContext to still set resource for backward compatibility. Contributed by Wangda Tan.
HDFS-7026. Introduce a string constant for "Failed to obtain user group info...". Contributed by Yongjun Zhang.
YARN-2671. Fix the Jira number in the change log.
MAPREDUCE-6122. TestLineRecordReader may fail due to test data files checked out of git with incorrect line endings. Contributed by Chris Nauroth.
MAPREDUCE-6122. Fix CHANGES.txt.
MAPREDUCE-6123. TestCombineFileInputFormat incorrectly starts 2 MiniDFSCluster instances. Contributed by Chris Nauroth.
YARN-2662. TestCgroupsLCEResourcesHandler leaks file descriptors. Contributed by Chris Nauroth.
YARN-2583. Modified AggregatedLogDeletionService to be able to delete rolling aggregated logs. Contributed by Xuan Gong.
YARN-2494. Added NodeLabels Manager internal API and implementation. Contributed by Wangda Tan.
HDFS-7198. Fix "unchecked conversion" warning in DFSClient#getPathTraceScope (cmccabe)
HDFS-7209. Populate EDEK cache when creating encryption zone. (Yi Liu via wang)
HADOOP-11188. hadoop-azure: automatically expand page blobs when they become full. Contributed by Eric Hanson.
Update CHANGES.txt after merging HDFS-6252 and HDFS-6657 to branch-2.
YARN-2501. Enhanced AMRMClient library to support requests against node labels. Contributed by Wangda Tan.
HADOOP-11193. Fix uninitialized variables in NativeIO.c. Contributed by Xiaoyu Yao.