Socket# Socket 相关数据结构 Socket Buffer Queue Case study: Network bottlenecks on a Linux server The Kernel Socket Buffer Collapsing Pruning Monitoring collapsing and pruning Tweaking how collapsing and pruning happens socket listen queues Socket Close/Shutdown 的临界状态与异常逻辑 Socket 关闭相关模型 相关的 TCP 协议知识 TCP Half-Close socket fd 的关闭 close(fd) shutdown(fd) SO_LINGER close/shutdown 与 SO_LINGER 小结