[BUGS] freebsd ethernet traffic load

Edwin Groothuis edwin at mavetju.org
Thu Nov 8 12:20:40 EST 2007


On Thu, Nov 08, 2007 at 12:12:49AM +1100, jonathan michaels wrote:
> On Wed, Nov 07, 2007 at 10:16:11PM +1100, Edwin Groothuis wrote:
> > On Wed, Nov 07, 2007 at 08:33:23PM +1100, jonathan michaels wrote:
> > > -----Forwarded message from Charlie Root <@gw>-----
> > > Network interface status:
> > > Name    Mtu Network       Address              Ipkts Ierrs    Opkts Oerrs  Coll
> > > de0    1500 <Link#1>      00:00:e8:XX:XX:XX  4593322     0  4779269     0 179288 
> > 
> > Can you also give the output of "ifconfig de0" ?
> 
> 
> just for good measure ...
> 
> [X at gw ~]$ ifconfig 
>     
> de0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         inet XXX.X.XXX.1 netmask 0xfffffff0 broadcast XXX.X.XXX.15
>         ether 00:00:e8:XX:XX:XX
>         media: Ethernet autoselect (10baseT/UTP)
>         status: active

10baseT/UTP is half-duplex, there you get your collissions from.

The real question is: why do you get 10/half there?

Possible solutions are:

- Unplug it and let is re-negotiate it again, maybe it comes back
  up as 100/full.

- Try a different port on the switch which does negotiate to 100/full
  on other machines.

- Set it to 100/full manually:
  "ifconfig de0 media 100baseTX mediaopt full-duplex"

- Replace it with a different card.

Edwin

-- 
Edwin Groothuis      |            Personal website: http://www.mavetju.org
edwin at mavetju.org    |              Weblog: http://www.mavetju.org/weblog/


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