// Generates NUM_HADOOP_SLAVES * RW_MAPS_PER_HOST * RW_BYTES_PER_MAP
job.setInt("test.randomwrite.bytes_per_map", RW_BYTES_PER_MAP);
job.setInt("test.randomwriter.maps_per_host", RW_MAPS_PER_HOST);
String[] rwArgs = {sortInput.toString()};
runAndVerify(job,new RandomWriter(), rwArgs);
}