Tuning Gigabit

Craig Reyenga craig at craig.afraid.org
Sun Jun 29 00:14:07 PDT 2003

From: "David Gilbert" <dgilbert at velocet.ca>
> >>>>> "Gregory" == Gregory Sutter <gsutter at zer0.org> writes:
> Gregory> Will you please summarize the motherboard performance data so
> Gregory> we know which boards to buy and which to skip?  Thanks.
> I've been working on such a summary.  So far, the 'nvidia' chipset
> boards have all tested badly.  They couldn't be coaxed to pass more
> than 100meg of traffic by any means we could discern.

It's kind of funny that my FIC VA-503+ from 1997 washes the Nvidia aside.

> The K7S5A has been our mainstay.  Many of them are DOA, but the ones
> that pass a couple weeks of cpuburn (see port) ... both on cpu and
> memory tests ... work amazingly well.  These boards are limited to 300
> megabit total thruput by being a 33Mhz 32bit PCI bus.

What tools in FreeBSD could you use to see that the PCI bus is the limiting
factor? Or is it simply done with a calculator?



More information about the freebsd-performance mailing list