家里电信。测速的时候 ping bras 和百度
桥接模式,路由器上 ping
跑满下行的情况下 ping 值波动很大
但是如果跑满上行( 50M ),延迟不但不增加,反而还会比原先的延迟更低,平均低 0.5ms 左右
这是什么原理?
ping bras 也是如此
测上行时:
PING 14.215.177.39 (14.215.177.39): 56 data bytes
64 bytes from 14.215.177.39: seq=0 ttl=57 time=11.668 ms
64 bytes from 14.215.177.39: seq=1 ttl=57 time=11.728 ms
64 bytes from 14.215.177.39: seq=2 ttl=57 time=10.418 ms
64 bytes from 14.215.177.39: seq=3 ttl=57 time=10.879 ms
64 bytes from 14.215.177.39: seq=4 ttl=57 time=11.546 ms
64 bytes from 14.215.177.39: seq=5 ttl=57 time=10.737 ms
64 bytes from 14.215.177.39: seq=6 ttl=57 time=11.702 ms
64 bytes from 14.215.177.39: seq=7 ttl=57 time=11.704 ms
64 bytes from 14.215.177.39: seq=8 ttl=57 time=11.711 ms
64 bytes from 14.215.177.39: seq=9 ttl=57 time=11.082 ms
64 bytes from 14.215.177.39: seq=10 ttl=57 time=11.381 ms
64 bytes from 14.215.177.39: seq=11 ttl=57 time=11.588 ms
64 bytes from 14.215.177.39: seq=12 ttl=57 time=11.329 ms
64 bytes from 14.215.177.39: seq=13 ttl=57 time=10.767 ms
64 bytes from 14.215.177.39: seq=14 ttl=57 time=10.763 ms
64 bytes from 14.215.177.39: seq=15 ttl=57 time=10.493 ms
64 bytes from 14.215.177.39: seq=16 ttl=57 time=11.675 ms
--- 14.215.177.39 ping statistics ---
17 packets transmitted, 17 packets received, 0% packet loss
round-trip min/avg/max = 10.418/11.245/11.728 ms
啥都不干时:
root@home:~# ping 14.215.177.39 -c 17
PING 14.215.177.39 (14.215.177.39): 56 data bytes
64 bytes from 14.215.177.39: seq=0 ttl=57 time=11.769 ms
64 bytes from 14.215.177.39: seq=1 ttl=57 time=11.750 ms
64 bytes from 14.215.177.39: seq=2 ttl=57 time=11.685 ms
64 bytes from 14.215.177.39: seq=3 ttl=57 time=11.700 ms
64 bytes from 14.215.177.39: seq=4 ttl=57 time=11.702 ms
64 bytes from 14.215.177.39: seq=5 ttl=57 time=11.797 ms
64 bytes from 14.215.177.39: seq=6 ttl=57 time=11.663 ms
64 bytes from 14.215.177.39: seq=7 ttl=57 time=11.758 ms
64 bytes from 14.215.177.39: seq=8 ttl=57 time=11.608 ms
64 bytes from 14.215.177.39: seq=9 ttl=57 time=11.554 ms
64 bytes from 14.215.177.39: seq=10 ttl=57 time=11.755 ms
64 bytes from 14.215.177.39: seq=11 ttl=57 time=11.817 ms
64 bytes from 14.215.177.39: seq=12 ttl=57 time=11.804 ms
64 bytes from 14.215.177.39: seq=13 ttl=57 time=11.789 ms
64 bytes from 14.215.177.39: seq=14 ttl=57 time=11.852 ms
64 bytes from 14.215.177.39: seq=15 ttl=57 time=11.714 ms
64 bytes from 14.215.177.39: seq=16 ttl=57 time=11.782 ms
--- 14.215.177.39 ping statistics ---
17 packets transmitted, 17 packets received, 0% packet loss
round-trip min/avg/max = 11.554/11.735/11.852 ms
桥接模式,路由器上 ping
跑满下行的情况下 ping 值波动很大
但是如果跑满上行( 50M ),延迟不但不增加,反而还会比原先的延迟更低,平均低 0.5ms 左右
这是什么原理?
ping bras 也是如此
测上行时:
PING 14.215.177.39 (14.215.177.39): 56 data bytes
64 bytes from 14.215.177.39: seq=0 ttl=57 time=11.668 ms
64 bytes from 14.215.177.39: seq=1 ttl=57 time=11.728 ms
64 bytes from 14.215.177.39: seq=2 ttl=57 time=10.418 ms
64 bytes from 14.215.177.39: seq=3 ttl=57 time=10.879 ms
64 bytes from 14.215.177.39: seq=4 ttl=57 time=11.546 ms
64 bytes from 14.215.177.39: seq=5 ttl=57 time=10.737 ms
64 bytes from 14.215.177.39: seq=6 ttl=57 time=11.702 ms
64 bytes from 14.215.177.39: seq=7 ttl=57 time=11.704 ms
64 bytes from 14.215.177.39: seq=8 ttl=57 time=11.711 ms
64 bytes from 14.215.177.39: seq=9 ttl=57 time=11.082 ms
64 bytes from 14.215.177.39: seq=10 ttl=57 time=11.381 ms
64 bytes from 14.215.177.39: seq=11 ttl=57 time=11.588 ms
64 bytes from 14.215.177.39: seq=12 ttl=57 time=11.329 ms
64 bytes from 14.215.177.39: seq=13 ttl=57 time=10.767 ms
64 bytes from 14.215.177.39: seq=14 ttl=57 time=10.763 ms
64 bytes from 14.215.177.39: seq=15 ttl=57 time=10.493 ms
64 bytes from 14.215.177.39: seq=16 ttl=57 time=11.675 ms
--- 14.215.177.39 ping statistics ---
17 packets transmitted, 17 packets received, 0% packet loss
round-trip min/avg/max = 10.418/11.245/11.728 ms
啥都不干时:
root@home:~# ping 14.215.177.39 -c 17
PING 14.215.177.39 (14.215.177.39): 56 data bytes
64 bytes from 14.215.177.39: seq=0 ttl=57 time=11.769 ms
64 bytes from 14.215.177.39: seq=1 ttl=57 time=11.750 ms
64 bytes from 14.215.177.39: seq=2 ttl=57 time=11.685 ms
64 bytes from 14.215.177.39: seq=3 ttl=57 time=11.700 ms
64 bytes from 14.215.177.39: seq=4 ttl=57 time=11.702 ms
64 bytes from 14.215.177.39: seq=5 ttl=57 time=11.797 ms
64 bytes from 14.215.177.39: seq=6 ttl=57 time=11.663 ms
64 bytes from 14.215.177.39: seq=7 ttl=57 time=11.758 ms
64 bytes from 14.215.177.39: seq=8 ttl=57 time=11.608 ms
64 bytes from 14.215.177.39: seq=9 ttl=57 time=11.554 ms
64 bytes from 14.215.177.39: seq=10 ttl=57 time=11.755 ms
64 bytes from 14.215.177.39: seq=11 ttl=57 time=11.817 ms
64 bytes from 14.215.177.39: seq=12 ttl=57 time=11.804 ms
64 bytes from 14.215.177.39: seq=13 ttl=57 time=11.789 ms
64 bytes from 14.215.177.39: seq=14 ttl=57 time=11.852 ms
64 bytes from 14.215.177.39: seq=15 ttl=57 time=11.714 ms
64 bytes from 14.215.177.39: seq=16 ttl=57 time=11.782 ms
--- 14.215.177.39 ping statistics ---
17 packets transmitted, 17 packets received, 0% packet loss
round-trip min/avg/max = 11.554/11.735/11.852 ms