Re: upgrade to rawhide report

[Dax Kelson <dax gurulabs com>]

On Mon, 2004-08-23 at 05:56, Nigel Metheringham wrote:
> On Mon, 2004-08-23 at 12:48, Alan Cox wrote:
> > The problem with that view (which indeed was certainly my view and I fixed
> > some drivers) is that from "up" it can take 60 seconds to get gigabit
> > negotiation completed. In addition it really mucks up power management
> > code in all the drivers.
> 
> I have a set of IBM servers with E1000 type ethernet NICs onboard which
> are incapable of DHCP because they take longer to negotiate onto the
> network than the DHCP timeouts.  More amusingly, if coupled with cisco
> switches they can badly negotiate to a state where ping and packet
> turn-round time is of the order of 10 seconds.  Where the hell it stores
> the data I have no idea...

It isn't just NIC to switch negotiation. 

What I've seen in many many environments is the spanning tree protocol
is-there-a-layer-2-loop detection taking longer than the DHCP client
will wait.

I wager that spanning tree is the bigger problem vs ethernet
negotiation.

Dax Kelson
Guru Labs