de network interface very slow with 5.3-BETA7

[Kenneth Stailey]

$ ping loki
PING loki.trickster.gods (172.22.0.5) 56(84) bytes of data.
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=1 ttl=64 time=999 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=2 ttl=64 time=1001 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=3 ttl=64 time=1001 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=4 ttl=64 time=1001 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=5 ttl=64 time=1001 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=6 ttl=64 time=1001 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=7 ttl=64 time=1001 ms
64 bytes from loki.trickster.gods (172.22.0.5): icmp_seq=8 ttl=64 time=1001 ms

--- loki.trickster.gods ping statistics ---
9 packets transmitted, 8 received, 11% packet loss, time 8005ms
rtt min/avg/max/mdev = 999.629/1001.124/1001.420/1.254 ms, pipe 2

box is on the same segment.

$ ping hermes
PING hermes.trickster.gods (172.22.0.2) 56(84) bytes of data.
64 bytes from hermes.trickster.gods (172.22.0.2): icmp_seq=1 ttl=64 time=0.384
ms
64 bytes from hermes.trickster.gods (172.22.0.2): icmp_seq=2 ttl=64 time=0.278
ms
--- hermes.trickster.gods ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1001ms
rtt min/avg/max/mdev = 0.278/0.331/0.384/0.053 ms

Typing characters into an ssh session to loki is slow but they are never
discarded, everything eventually shows up with varying delays.

> ifconfig
de0: flags=108843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        inet6 fe80::200:f8ff:fe05:6da0%de0 prefixlen 64 scopeid 0x1
        inet 172.22.0.5 netmask 0xffff0000 broadcast 172.22.255.255
        ether 00:00:f8:05:6d:a0
        media: Ethernet 10baseT/UTP
        status: active

loki# ./netstat  -i
Name    Mtu Network       Address              Ipkts Ierrs    Opkts Oerrs  Coll
de0    1500 <Link#1>      00:00:f8:05:6d:a0     1392     0      730     0     0
de0    1500 fe80:1::200:f fe80:1::200:f8ff:        0     -        4     -     -
de0    1500 172.22        loki                  1386     -      787     -     -
lo0   16384 <Link#2>                               0     0        0     0     0
lo0   16384 your-net      localhost                0     -        0     -     -
lo0   16384 localhost     ::1                      0     -        0     -     -
lo0   16384 fe80:2::1     fe80:2::1                0     -        0     -     -
loki#