◢ <[wiki:Hinet131105/Lab20 實作二十]> | <[wiki:Hinet131105 回課程大綱]> ▲ | <[wiki:Hinet131105/Lab22 實作二十二] > ◣ = 實作二十一 Lab21 = {{{ #!html

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}}} [[PageOutline]] {{{ #!text 請先連線至 nodeN.3du.me , N 為您的報名編號 }}} {{{ cd ~/hadoop_labs/lab012 ant mkdir -p kv_input printf "A\t1\n" > kv_input/input1 printf "B\t2\n" >> kv_input/input1 printf "C\t3\n" >> kv_input/input1 printf "A\t1\n" > kv_input/input2 printf "C\t2\n" >> kv_input/input2 printf "B\t1\n" >> kv_input/input2 hadoop fs -put kv_input kv_input hadoop jar WordCount.jar kv_input kv_output hadoop fs -ls kv_output hadoop fs -cat kv_output/part-* export HADOOP_CONF_DIR=~/hadoop/conf.local/ hadoop jar WordCount.jar kv_input kv_output ls -al kv_output cat kv_output/part-* unset HADOOP_CONF_DIR }}} == 實作習題 == <問題 1>