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Date: Sat, 8 Oct 2005 14:16:59 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: "Tamouh H." <hakmi@rogers.com>
Message-ID: <20051008181659.GC22170@xor.obsecurity.org>
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Subject: Re: SMP using cpu2 only
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On Sat, Oct 08, 2005 at 01:19:43PM -0400, Tamouh H. wrote:
>=20
> Hello,
>=20
> After cvsup to 5.4-P7 and compiling the Kernel with SMP, PAE, acpi option=
s,
> I noticed when getting back in that only CPU2 is being used.

> However, I can feel the server is running sluggish and doing TOP confirms
> that only one CPU is being used:

No, it says 2 are in use.

> Any pointers if there is a patch or something I need to do for this ?
>=20
> The server has 2 physical CPUs with HT enabled (Xeon 2.8GHz EM64T 800MHz
> 1MB)

You do not seem to have HT enabled.  You have to turn it on via sysctl
as well because of the security implications.

Kris

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