65 cd /home/guyumei/下载/
66 ll
67 cd ..
68 ll
69 cd ..
70 ll
71 cd guyumei/
72 ll
73 cd hadoop-2.7.0/
74 ll
75 cd ..
76 cd /tmp
77 ll
78 sudo mv hadoop-2.7.0/ /usr/local/hadoop/
79 cd /usr/local/
80 ll
81 cd hadoop/
82 ll
83 rm hadoop-2.7.0/
84 ll
85 rm hadoop-2.7.0/
86 sudo rm hadoop-2.7.0/
87 sudo rm -rf hadoop-2.7.0/
88 ll
89 history
90 sudo mv
91 cd /tmp
92 ll
93 sudo mv hadoop/ /usr/local/
94 sudo gedit ~/.bashrc
95 source ~/.bashrc
96 sudo gedit /usr/local/hadoop/etc/hadoop/hadoop-env.sh
97 cd /usr/local/hadoop/
98 mkdir input
99 ll
100 cp README.txt input/
101 bin/hadoop share/hadoop/mapreduce/sources/hadoop-mapreduce-examples-2.7.0-sources.jar org.apache.hadoop.examples.WordCount input output
102 ll
103 cat output/*
104 history