HADOOP-9230. TestUniformSizeInputFormat fails intermittently. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1451291 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4871. AM uses mapreduce.jobtracker.split.metainfo.maxsize but mapred-default has mapreduce.job.split.metainfo.maxsize (Jason Lowe via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1451318 13f79535-47bb-0310-9956-ffa450edef68
YARN-269. Resource Manager not logging the health_check_script result when taking it out. Contributed by Jason Lowe

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1451341 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4518. Finer grained metrics for HDFS capacity. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1451348 13f79535-47bb-0310-9956-ffa450edef68