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Re: 4.2 and em(4)

From: Jordi Espasa Clofent (jordi.espasaopengea.org)
Date: Mon Apr 14 2008 - 10:38:21 CDT


> Hey guys,
>
> I have a pair of firewalls running fully patched OpenBSD 4.2. These are
> DL140s and i have the optional quad gigabit ethernet card in them.
>
> Now, whenever I use the GENERIC kernel, all is well. However, if I
> switch to the GENERIC.MP kernel I lose connectivity and get em0:
> watchdog timeout resetting messages.

According several messages I've read from Henning or Daniel in present
and pf list, there are not any benefits in run PF with MP kernels (and
multi-processor boxes, of course). Even you can get a poor performance
that uni-processor kernel/box.

Is a design question.

--
Thanks,
Jordi Espasa Clofent