Tiven Wang
Wang Tiven September 05, 2017
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docker run -it sequenceiq/hadoop-docker:2.7.0 /etc/bootstrap.sh -bash

cd $HADOOP_PREFIX

run the mapreduce

bin/hadoop jar share/hadoop/mapreduce/hadoop-mapreduce-examples-2.7.0.jar grep input output 'dfs[a-z.]+'

check the output

bin/hdfs dfs -cat output/*

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