re0 failures at 1Gb vs. 100Mb
sean at mcneil.com
Sat Oct 9 13:28:25 PDT 2004
On Sat, 2004-10-09 at 13:09, Daniel Eriksson wrote:
> Sean McNeil wrote:
> > I have a strange problem that I have with my network that is
> > related to the output rate of my re0.
> I have a similar problem, but I haven't reported it before because I wasn't
> sure it was the fault of the NIC.
> No matter what I do, single connection output rate (TCP) from the RealTek is
> erratic and the average is well below expectations when it operates at
> 1Gbit. If I force it to 100Mbit (either through ifconfig, or by placing a
> cheap 100Mbit switch in between it and GigE switch) the average speed goes
> up quite a bit due to a much more stable and consistently high single
> connection throughput.
> I have not done much testing of this, but I thought it would be useful to
> know that others are having issues too.
I was just about to look into polling mode. Have you tried it? Does it
make a difference?
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