Find and Kill process locking port
죽어라!
http://stackoverflow.com/questions/3855127/find-and-kill-process-locking-port-3000-on-mac
lsof -i :5000 kill -9 <PID>
죽어라!
http://stackoverflow.com/questions/3855127/find-and-kill-process-locking-port-3000-on-mac
lsof -i :5000 kill -9 <PID>