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Date:      Thu, 07 Jun 2001 14:41:55 -0700
From:      Kent Stewart <kstewart@urx.com>
To:        Shawn Frederickson <Shawn.Frederickson@requisite.com>
Cc:        "'questions@freebsd.org'" <questions@freebsd.org>
Subject:   Re: Enabling Multiple CPUs on 4.2
Message-ID:  <3B1FF523.653969FD@urx.com>
References:  <CBFEDA12A717D411BEA100A0C9D63579012C053D@astro.corp.requisite.com>

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Shawn Frederickson wrote:
> 
> I have several 2 CPU systems running FreeBSD 4.2.  I know this because I
> opened the system and there are 2 physical CPUs.  The system manual doesn't
> mention any jumper settings I should need to change, but according to sysctl
> and sysinfo, there is only 1 CPU on the systems.
> 
> Output from sysinfo:
> 
>         G E N E R A L   I N F O R M A T I O N
> 
> Host ID is                00000000
> System Model is           GenuineIntel Pentium III/Pentium III Xeon/Celeron
> Main Memory is            2.0 GB
> Virtual Memory is         4.0 GB
> Number of CPUs is         1
> CPU Type is               i686 GenuineIntel Pentium III/Pentium III
> Xeon/Celeron
> App Architecture is       i386
> Kernel Architecture is    i386
> OS Name is                FreeBSD
> OS Version is             4.2-RELEASE
> OS Distribution is        199506
> 
> sysctl -n hw.ncpu
> 1
> 
> Is there anything I need to do to get FreeBSD to recognize the 2nd CPU?
> Your help is greatly appreciated!

Did you change the following lines in your kernel config.


# To make an SMP kernel, the next two are needed
options         SMP                     # Symmetric MultiProcessor Kernel
options         APIC_IO                 # Symmetric (APIC) I/O


Kent

-- 
Kent Stewart
Richland, WA

mailto:kbstew99@hotmail.com
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