1、下载hadoop的安装包至/opt目录下,使用命令:wget https://mirror.bit.edu.cn/apache/hadoop/common/hadoop-1.2.1/hadoop-1.2.1.tar.gz;1、下载hadoop的安装包至/opt目录下,使用命令:wget https
1、下载hadoop的安装包至/opt目录下,使用命令:wget https://mirror.bit.edu.cn/apache/hadoop/common/hadoop-1.2.1/hadoop-1.2.1.tar.gz;1、下载hadoop的安装包至/opt目录下,使用命令:wget https