Server is already running in Rails

Question

When I am starting rails server using rails s command it is showing A server is already running. Check C:/Sites/folder/Pids/Server.pids

Whe

Answer 1

lsof -wni tcp:3000

Then you should see the ruby process and you can run

kill -9 processid

you should be good to run the process now

rails s thin

running multiple processes doesn't seem like a good idea and from what i've read many people agree. I've noticed many memory leaks with rails unfortunately so I couldn't imagine having two processes running. I know with one overtime my page refreshes increasingly become slower because of the data being stored on memory.