Subject: Re: excessive MII/CRC errors from tlp with Macronix card....
To: NetBSD Networking Technical Discussion List <tech-net@netbsd.org>
From: Castor Fu <castor@egocast.org>
List: tech-net
Date: 07/27/2001 18:06:02
On Fri, 27 Jul 2001, Greg A. Woods wrote:

> [ On Friday, July 27, 2001 at 16:32:05 (-0700), Castor Fu wrote: ]
> > Subject: Re: excessive MII/CRC errors from tlp with Macronix card....
> >
> > We would see problems like this fairly often with this chip and the
> > sohoware cards.  I ended up disabling full duplex in our configurations
> > which mostly made things go away, but the problem would sometimes still
> > creep up.  Never did find out exactly what caused it, and when
> > the chip got in this state, sometimes it wouldn't ever come out, and
> > the interface would have to be reset.
>
> Did you ever see any actual problems, performance or integrity related,
> or just the noise from the driver complaining?

You could say they were performance related -- the interface would not
receive packets anymore in most cases.  However, we had serial
console interface, and the network which these systems were on were
generally quiet busy, so it could be just that the kernel printf's were
too expensive.