How to stop a Daemon Server in Rails?

I am running my rails application using the following $script/server -d webrick on my Ubuntu system , above command run the webrick server in background . I could kill the process using kill command $kill pid Does rails provide any command to stop the background running daemon server ? like the one provided by rails to start the server , Thanks . **EDIT** When it is appropriate to start the daemon server ? Any real time scenario will help Thanks