[root@iz2zeg82gif8kh36d4cm5mz PyCharmProjects]# lsof -i:8000 //查看端口8000是否被占用
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
python3 23848 root 5u IPv4 330573 0t0 TCP *:irdmi (LISTEN)
[root@iz2zeg82gif8kh36d4cm5mz PyCharmProjects]# kill -9 23848 //杀死PID为23848的进程