Yeah we saw the same thing with some of our Cisco gear. The
auto-negotiation was just detecting the settings incorrectly and 1 side
was operating at full-duplex, the other at half-duplex. We had to
manually set both ends to full-duplex in our case.

-steve

Alexandre Benson Smith wrote:

>
> Lester Caine wrote:
> > Where do I go next to speed up the Linux network side of things?
> These are
> > both AMD64 machines with 2Gb RAM so they should be faster than the
> windows
> > boxes by a long way?
> >
>
> Lester,
>
> Just a shot in the dark.
>
> Once upon a time ago, I was experiencing a very slow gbak process when I
> run gbak on my machine and the database on a server in my lan, If I run
> gbak directly on the server the speed diference is huge (a small
> diference I expected because of the lan trafic).
>
> Nigel suggested me to turn off the auto negotiation link speedy on my
> windows box and try to force it manually.
>
> First I tried 100mpbs/full duplex the speed was slow too
>
> then I tried 100mpbs/half duplex the speed was increased a *lot*
>
> My switch is 100mpbs/full duplex, I dont know why it is slow than half
> duplex, but something is wrong with full duplex.
>
> Give it a try.
>
> see you !
>
> --
> Alexandre Benson Smith
> Development
> THOR Software e Comercial Ltda
> Santo Andre - Sao Paulo - Brazil
> www.thorsoftware.com.br
>
>