Ubuntu 18 64 【常用环境安装】

在线安装 yarn

全局安装 yarn

（yarnpkg.com/lang/en/doc…

curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -

echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list

sudo apt-get update && sudo apt-get install yarn

安装pm2

全局安装 pm2

sudo yarn global add pm2