运行环境:hadoop1.2.1 单机模式。
命令如下:
bin/hadoop jar contrib/streaming/hadoop-streaming-1.2.1.jar -input input -output output -mapper /bin/cat -reducer Reduce.py -file Reduce.py bin/hadoo
bin/hadoop jar contrib/streaming/hadoop-streaming-1.2.1.jar -input input -output output -mapper /bin/cat -reducer Reduce.py -file Reduce.py bin/hadoo