1. 터미널 창 열어서
netstat -ano | findstr :3000
적기
C:\Users\dhdms>netstat -ano | findstr :3000
TCP 0.0.0.0:3000 0.0.0.0:0 LISTENING 12236
TCP 127.0.0.1:58303 127.0.0.1:3000 TIME_WAIT 0
TCP 127.0.0.1:58307 127.0.0.1:3000 TIME_WAIT 0
TCP 127.0.0.1:58312 127.0.0.1:3000 TIME_WAIT 0
2. taskkill -f -pid 12236
C:\Users\dhdms>taskkill -f -pid 12236
성공: 프로세스(PID 12236)가 종료되었습니다.