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Date: Fri, 8 Jun 2007 15:09:59 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Abdullah Ibn Hamad Al-Marri <almarrie@gmail.com>
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Cc: freebsd-current@freebsd.org, Kris Kennaway <kris@obsecurity.org>
Subject: Re: Jun 7.0-CURRENT AMD64 snapshot
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On Fri, Jun 08, 2007 at 10:08:16PM +0300, Abdullah Ibn Hamad Al-Marri wrote:
> On 6/8/07, Kris Kennaway <kris@obsecurity.org> wrote:
> >On Fri, Jun 08, 2007 at 07:50:52PM +0300, Abdullah Ibn Hamad Al-Marri 
> >wrote:
> >> On 6/8/07, Oliver Fromme <olli@lurza.secnetix.de> wrote:
> >> >Abdullah Ibn Hamad Al-Marri wrote:
> >> > >
> >> > > Where could I get Jun 7.0-CURRENT AMD64 snapshot?
> >> Or Maybe waiting for Jeff SHCED_SMP to be added? :)
> >
> >This is targetted for e.g. 8-core systems, on a 2 cpu system
> >sched_lock is typically not enough of a problem that you will see
> >performance improvements from avoiding it.
> >
> >Kris
> >
> 
> So for 2 cores I should use SCHED_ULE instead of SCHED_SMP?

It is worth comparing them but you should probably not expect much of
an improvement.

Kris