下载安装文件
cd /root
wget http://mirrors.tuna.tsinghua.edu.cn/apache/maven/maven-3/3.3.9/binaries/apache-maven-3.3.9-bin.tar.gz
解压安装
tar -zxvf apache-maven-3.3.-bin.tar.gz
mv apache-maven-3.3. maven
配置环境变量
vim /etc/profile
M2_HOME=/root/maven
export PATH=${M2_HOME}/bin:${PATH}
是配置文件生效
source /etc/profile