各位大佬，epoll能异步write吗

while (1) {
        if ((nfds = epoll_wait(__epfd, ev_list, __listen_num, -1)) < 0) {
            sock_cli = accept(sock_listen, (struct sockaddr *)&addr4, &addrlen);
            createthread(sock_cli);//创建一个新的线程
...
...
...
}