Only 1/3 faster? Unacceptable! I wonder just how IO bound it is since it's not using HDFS, it'd be nice to know what speedup we're doing on the CPU bound port

Only 1/3 faster? Unacceptable! I wonder just how IO bound it is since it's not using HDFS, it'd be nice to know what speedup we're doing on the CPU bound portion of the task.