carvic / hadoop-wordcount Goto Github PK

export JAVA_HOME=/usr/java/default export PATH=${JAVA_HOME}/bin:${PATH} export HADOOP_CLASSPATH=${JAVA_HOME}/lib/tools.jar

hadoop com.sun.tools.javac.Main WordCount.java jar cf wc.jar WordCount*.class

start-dfs.sh && start-yarn.sh

hadoop fs -mkdir -p hdfs://localhost:9000/user//data/wordcount

hadoop dfs -copyFromLocal input hdfs://localhost:9000/user//data/wordcount

hadoop jar wc.jar WordCount hdfs://localhost:9000/user//data/wordcount/input hdfs://localhost:9000/user//data/wordcount/output

hadoop fs -cat /user//datat/wordcount/output/part-r-00000

stop-yarn.sh && stop-dfs.sh