1.wget https://npm.taobao.org/mirrors/node/v8.0.0/node-v8.0.0-linux-x64.tar.xz
2.
ln -s /home1/irteam/xx/node-v8.9.3-linux-x86/bin/npm /usr/local/bin/
ln -s /home1/irteam/xx/node-v8.9.3-linux-x86/bin/node /usr/local/bin/
3.
$ vi /etc/profile
NODE_HOME="/usr/local"
export NODE_HOME
CLASS_PATH="$NODE_HOME"
PATH=".$PATH:$NODE_HOME/bin/"
4.
$npm install pm2 -g
$安装路径/home1/irteam/app/node-v8.9.3-linux-x86/bin/pm2
ln -s /home1/irteam/app/node-v8.9.3-linux-x86/bin/pm2 /usr/local/bin/
