操作笔记：linux下查看端口被占用

[root@iZ945sgm0ugZ /]# lsof -i:8080
COMMAND  PID  USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
java    1192 jetty   57u  IPv4  13686      0t0  TCP *:webcache (LISTEN)
[root@iZ945sgm0ugZ /]# kill -9 1192