https://qastack.cn/server/318909/how-passively-monitor-for-tcp-packet-loss-linux shell 实现 TCP 重传率监测 https://octocat9lee.github.io/2021/03/25/shell-%E5%AE%9E%E7%8E%B0-TCP-%E9%87%8D%E4%BC%A0%E7%8E%87%E7%9B%91%E6%B5%8B /proc/net/snmp https://blog.titanwolf.in/a?ID...