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View Code? Open in Web Editor NEW将每个设备的通知放入到每个子进程中,这样父进程只管客户连接,而具体的业务完全由子进程处理
将每个设备的通知放入到每个子进程中,这样父进程只管客户连接,而具体的业务完全由子进程处理
1、水平触发所以如果来不及接受,则下次仍会触发,不会丢失 struct epoll_event ev; ev.data.fd=fd; //ev.events=EPOLLIN|EPOLLET; ev.events=EPOLLIN; epoll_ctl(_epfd,EPOLL_CTL_ADD,fd,&ev); } 在此处决定是边缘(EPOLLET)还是水平触发(默认) 2、会产生惊群现象 3、将设备句柄放入到各个子进程,则一但某个设备发生所有的子进程都会被触发,但是只有一个子进程处理事件
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