How to Kill a Port on macOS and Linux
Find port you want to kill. With -i
option only processes associated with internet connections will be listed:
lsof -i :<PORT>
Kill the port. With -9
option all processes associated with <PID>
will immediately be terminated:
kill -9 <PID>
Example
lsof -i :8080
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
node 92734 username 23u IPv6 0xad3ca5a2d5277c7 0t0 TCP *:http-alt (LISTEN)
kill -9 92734
Note that
92734
isPID
found in the output of a previous command.