Kill a process on a specific port number

Get Id of process running at port number

sudo lsof -t -i:8000

• lsof list of files(Also used for to list related processes)
• t show only process ID
• i show only internet connections related process
• :3000 - show only processes in this port nu

Kill with id of a process running from a specific port number.

sudo kill -9 $(sudo lsof -t -i:3000)

Credit

• https://mr-khan.gitlab.io/linux/2018/05/02/kill-specific-port-on-linux.html