build hadoop cluster
install virtual box
init box
cd hadoop
vagrant box add centos/7 centos_7_virtualbox.box
vagrant upwget https://www.oracle.com/technetwork/java/javase/downloads/jdk11-downloads-5066655.html
wget http://mirrors.shu.edu.cn/apache/hadoop/common/hadoop-2.8.5/hadoop-2.8.5.tar.gzvagrant ssh hdp1
cd test
./start.shcd test
./start.sh
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