请教上行突然变慢的原因

misslushui

一个80台服务器的小机房，网络是光纤10M带宽，发现现在上行速度（用scp上传只有5K/s），wget要快很多

架构就是外网---firewall---->三层交换机<----二层交换--->服务器


从服务器ping 网关有一定的延迟，但是不丢包，会是交换机问题吗

misslushui

ping 网关情况

64 bytes from 192.168.100.254: icmp_seq=1 ttl=64 time=18.5 ms
64 bytes from 192.168.100.254: icmp_seq=2 ttl=64 time=51.6 ms
64 bytes from 192.168.100.254: icmp_seq=3 ttl=64 time=0.391 ms
64 bytes from 192.168.100.254: icmp_seq=4 ttl=64 time=112 ms
64 bytes from 192.168.100.254: icmp_seq=5 ttl=64 time=50.2 ms
64 bytes from 192.168.100.254: icmp_seq=6 ttl=64 time=48.9 ms
64 bytes from 192.168.100.254: icmp_seq=7 ttl=64 time=46.8 ms
64 bytes from 192.168.100.254: icmp_seq=8 ttl=64 time=2.74 ms
64 bytes from 192.168.100.254: icmp_seq=9 ttl=64 time=42.9 ms
64 bytes from 192.168.100.254: icmp_seq=10 ttl=64 time=19.9 ms
64 bytes from 192.168.100.254: icmp_seq=11 ttl=64 time=50.0 ms
64 bytes from 192.168.100.254: icmp_seq=12 ttl=64 time=11.2 ms
64 bytes from 192.168.100.254: icmp_seq=13 ttl=64 time=65.7 ms
64 bytes from 192.168.100.254: icmp_seq=14 ttl=64 time=84.3 ms
64 bytes from 192.168.100.254: icmp_seq=15 ttl=64 time=55.9 ms
64 bytes from 192.168.100.254: icmp_seq=16 ttl=64 time=109 ms