Question: I am working on node.js where forever is installed. I am not sure where is intalled . when i go to project directory then type command `forever list` then it will display no forever 

Can any body tell me how to check and how to resart processes. 

My website is running. it means forever may be running

Answer: 
If `forever list` is empty, your nodeJS app is not running.

You have to start it first by doing `forever start yourApp.js`
You have to install forever with sudo.