$ sudo npm install pm2
$ sudo npm install -g pm2

If want to update the pm2 package execute the command as below,

$ sudo npm update pm2

Update package globally,

$ npm install -g pm2

Git clone:

$ sudo  git clone https://github.com/rektide/pm2.git

$ sudo  npm install -g ./pm2

pm2@2.8.0 /usr/lib/node_modules/pm2

How to remove pm2 package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall pm2

Basic Information of pm2 NPM Package: