Bandwidth Troubleshooting

[Derek Ragona]

You might want to try:
/usr/ports/net-mgmt/bandwidthd

It will give you an idea of what your entire usage is and if it is on this 
server or somewhere else causing the slowdowns.

         -Derek


At 08:13 PM 5/15/2006, Gunter Wambaugh wrote:
>I have been having this off and on problem with my FreeBSD server for
>some time now, and I haven't been able to track down the cause.
>Bottom line:  network throughput between local boxes is around 200KB/ s on 
>a 100MBs network.  This will last for a few hours and then
>quietly return to the ~2MB/s I am used to.  (Speed according to
>scp).  I have used netstat -anf inet, sockstat -4, ps auxww, and top
>to see what is running, but I see nothing obvious.  I do see the
>occasional
>
>fxp0: link state changed to DOWN
>fxp0: link state changed to UP
>
>in my dmesg.  Anyone have any suggestions on how to track this thing
>down?
>
>uname -a
>FreeBSD gorgoroth.six-two.net 6.0-RELEASE FreeBSD 6.0-RELEASE #1: Sat
>Feb 25 11:25:33 CST 2006     root at gorgoroth.six-two.net:/usr/obj/usr/ 
>src/sys/OPTIMIZED  i386
>
>
>ifconfig
>fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         options=8<VLAN_MTU>
>         inet6 fe80::206:29ff:fede:51ab%fxp0 prefixlen 64 scopeid 0x1
>         inet 192.168.1.106 netmask 0xffffff00 broadcast 192.168.1.255
>         ether 00:06:29:de:51:ab
>         media: Ethernet 100baseTX <full-duplex>
>         status: active
>fxp1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> mtu 1500
>         options=8<VLAN_MTU>
>         ether 00:06:29:de:51:aa
>         media: Ethernet autoselect (none)
>         status: no carrier
>lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
>         inet6 ::1 prefixlen 128
>         inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
>         inet 127.0.0.1 netmask 0xff000000
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