very poor NFS performance from a beta3

Jonathan Horne freebsd at
Sun Nov 18 06:50:44 PST 2007

On Sunday 18 November 2007 05:59:12 am Kris Kennaway wrote:
> Jonathan Horne wrote:
> > i updated my workstatino to beta3, and then got on a 6.2-p8 machine and
> > mounted /usr/src and /usr/obj from the beta3.   tried to installkernel,
> > but it moved as painful pace.  would get to the point where it moves
> > kernel to kernel.old, and would just pause for a long time.  file
> > transfer showed about 104k.
> >
> > i took this same 6.2-p8 box, and mounted src and obj from my main 6.2
> > build server, and reinstalled the 6.2-p8 kernel, and speed was as
> > expected.
> >
> > is there anywhere i can being looking to troubleshoot this problem (as to
> > why the 7.0b3 would serve NFS so slowly)?
> This is usually because your NIC has mis-negotiated and is unable to
> pass packets properly.
> Kris

and another reason why this is so peculiar, is that when my desktop was at 
7.0b2, i installed b2 to another laptop (not the same system as the 6.2p8), 
and it was perfectly normal.

Jonathan Horne
freebsd at

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