{"title": "\u5982\u4f55\u7edf\u8ba1Linux\u7684TCP\u72b6\u6001", "update_time": "2014-08-01 15:58:38", "tags": "netstat", "pid": "310", "icon": "linux.png"}
一行简单的命令就可以,比如我们要80端口的各个TCP链接状态: ``` netstat -n | grep `hostname -i`:80 |awk '/^tcp/{++S[$NF]}END{for (key in S) print key,S[key]}' ```