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Hadoop Streaming for Python

2014-10-25 20:47 155 查看
hadoop jar /usr/hadoop/share/hadoop/tools/lib/hadoop-streaming-2.2.0.jar  -mapper "python /usr/python_str/mapper.py" -file /usr/python_str/mapper.py -reducer "python /usr/python_str/reducer.py" -file /usr/python_str/reducer.py -input "hdfs://Master1Hadoop/user/image/in"
-output "hdfs://Master1Hadoop/user/image/out"
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