get debug msg of mapred
get debug msg of mapred

rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR,rhli/hadoop-EAR