1. 立即重用

    1. int reuseaddr = 1;
    2. setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &reuseaddr, sizeof(reuseaddr));

  2. 跳过TIME_WAIT状态

修改内核参数：vim /proc/sys/net/ipv4/tcp_tw_recycle

TODO 实践检验