下载
地址：http://archive.apache.org/dist/hadoop/common/
sudo wget http://archive.apache.org/dist/hadoop/common/hadoop-2.6.5/hadoop-2.6.5.tar.gz
准备
官网文档：http://hadoop.apache.org/docs/r2.6.5/hadoop-project-dist/hadoop-common/SingleCluster.html
sudo apt-get update
sudo apt-get install openjdk-8-jdk
sudo apt-get install
sudo apt-get install ssh
sudo apt-get install rsync
sudo apt-get remove openjdk*
/usr/lib/jvm/java-11-openjdk-amd64/bin/java
http://archive.apache.org/dist/hadoop/common/hadoop-2.6.5/hadoop-2.6.5.tar.gz