apache hadoop2.7的部署安装

1 准备工做 1.1下载安装包 hadoop wget http://mirrors.cnnic.cn/apache/hadoop/common/hadoop-2.7.3/hadoop-2.7.3.tar.gz jdk1.8.0_121 下载mysql wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-community-server

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