基于linux内核(4.12.3)，根据Client(IP)-> service(IP+PORT)的RX/TX流量统计
Usage: ./traffic-st-tool
-a <ip:port> add service by ip:port
-d <ip:port> del service by ip:port
-D <ip:port> destory user in ip:port
-l list all service
-s <ip:port> show user in this service