svn merge -c 1379617 from trunk FIXES: MAPREDUCE-4604. In mapred-default, mapreduce.map.maxattempts & mapreduce.reduce.maxattempts defaults are set to 4 as well as mapreduce.job.maxtaskfailures.per.tracker. (Ravi Prakash via jeagles)
hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt