hadoop standalone install

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1. download hadoop-2.6.5.tar.gz, upload hadoop-2.6.5.tar.gz to centos folder /usr/local

2. decompress tar file and config paths

cd /usr/localtar -zxvf hadoop-2.6.5.tar.gz    vi ~/.bashrc    add new line: export HADOOP_HOME=/usr/local/hadoop-2.6.5    add new line: export PATH=$PATH:$JAVA_HOME/bin:$HADOOP_HOME/bin:$HADOOP_HOME/sbinsource ~/.bashrc

3. run test

hadoop jar MessageCounter.jar ~/log_2016-09-13.txt ~/out1
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