${resourceManager} ${nameNode} mapred.job.queue.name ${queueName} mapred.mapper.new-api true mapred.reducer.new-api true mapreduce.job.output.key.class org.apache.hadoop.io.Text mapreduce.job.output.value.class org.apache.hadoop.io.IntWritable mapred.input.dir /user/oozie/input/wordcount.txt mapred.output.dir /user/oozie/output/ mapreduce.job.map.class org.apache.hadoop.examples.WordCount$TokenizerMapper mapreduce.job.reduce.class org.apache.hadoop.examples.WordCount$IntSumReducer mapred.map.tasks 1 Map/Reduce failed, error message[${wf:errorMessage(wf:lastErrorNode())}]