ubaierbhat

whoami

09 Dec 2019

find out which applicaiton is using a particular port

whoisusing() { lsof -i tcp:$1; }

usage

$ whoisusing 4000
COMMAND  PID       USER   FD   TYPE            DEVICE SIZE/OFF NODE NAME
ruby    5425 macbookuser   12u  IPv4 0x748cf89b35036d9      0t0  TCP localhost:terabase (LISTEN)