tcp kill port ubuntu code example
Example 1: kill a port in ubuntu
kill -9 $(sudo lsof -t -i:'portName')
//Ex. if portname is 3000
//then we will execute "kill -9 $(sudo lsof -t -i:3000)"
Example 2: force to kill any process port ubuntu
sudo kill -9 $(sudo lsof -t -i:9001)
lsof - list of files(Also used for to list related processes)
-t - show only process ID
-i - show only internet connections related process
:9001 - show only processes in this port number
kill - command to kill the process
-9 - forcefully
sudo - command to ask admin privilege(user id and password).