Re: Dual P4 2.4Ghz Xeon With Hyperthreading enabled...

Hi Brooks,

I'm curious, what should that option be set to if one does have an SMP
kernel running on 2x 2.4Ghz Xeon Processors (Hyper thread enabled)

Mine is currently set to
machdep.hlt_logical_cpus: 1

Thanks,
Stephane.

----- Original Message ----- 
From: "Brooks Davis" <brooks_at_one-eyed-alien.net>
Newsgroups: mailing.freebsd.current
Sent: Tuesday, August 12, 2003 4:47 PM
Subject: Re: Dual P4 2.4Ghz Xeon With Hyperthreading enabled...


>
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> On Tue, Aug 12, 2003 at 03:38:29PM -0700, Scott M. Likens wrote:
> > Well friend of mine just landed a Dual P4 2.4Ghz Xeon with
> > Hyperthreading Enabled, and yet I know there's a hyperthreading option
> > in 4.8-RELEASE but I don't see one at ALL in 5.1?
> >=20
> > am I suddenly blind or do I need to cvsup to CURRENT to take proper
> > advantage?
>
> There is no option in current.  Instead, you use the sysctl
> machdep.hlt_logical_cpus to indicate if you want to use the logical
> cpus.
>
> -- Brooks
>
> --=20
> Any statement of the form "X is the one, true Y" is FALSE.
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