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Date:      Wed, 12 Feb 2003 17:54:15 -0600
From:      Mark Nipper <nipsy@tamu.edu>
To:        Mike Hoskins <mike@adept.org>
Subject:   Re: 4.7-stable & smp
Message-ID:  <20030212235415.GA15512@ops.tamu.edu>
In-Reply-To: <20030212153845.M29394-100000@fubar.adept.org>
References:  <20030212153845.M29394-100000@fubar.adept.org>

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On Wed, Feb 12, 2003 at 03:43:53PM -0800, Mike Hoskins wrote:
> After building world from a cvsup on Feb 10 I see,
> 
> % dmesg
> <snip>
> SMP: AP CPU #2 Launched!
> SMP: AP CPU #1 Launched!
> SMP: AP CPU #3 Launched!
> 
> CPU: Intel(R) XEON(TM) CPU 2.00GHz (1989.47-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0xf24  Stepping = 4
> Features=0x3febfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,C
> MOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM>
>   Hyperthreading: 2 logical CPUs

	It's because of the hyperthreading.  It treats it as four
individual processors, instead of two.

-- 
Mark Nipper                                                e-contacts:
Computing and Information Services                      nipsy@tamu.edu
Texas A&M University                        http://ops.tamu.edu/nipsy/
College Station, TX 77843-3142     AIM/Yahoo: texasnipsy ICQ: 66971617
(979)575-3193                                      MSN: nipsy@tamu.edu

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