disable hyper-threading in your bios if you want to see two cpu's...
otherwise see:
http://developer.intel.com/technology/hyperthread/
practically speaking you may see a performance hit in some application
mixes from having it enabled.
joelja
On Wed, 16 Oct 2002, Mark Cuss wrote:
> Hello all
>
> I'm working with a new Dell Poweredge 4600 Server with Dual CPUs. However,
> Linux reports that it sees 4 CPUs... I have opened the thing to see if Dell
> gave me 2 extras for free, but no luck: Attached is /proc/cpuinfo.
>
> I've tried the RedHat 8.0 stock kernel, as well as a freshly compiled 2.4.19
> but both exhibit the same behavior.
>
> The specifics on the machine:
>
> Dual Xeon 2.2 GHz CPUs (512 k L2 cache)
> 2 Gigs DDR RAM
> The chipset is a ServerWorks CMIC-HE (see attached lspci for complete
> listing).
>
> Has anyone else seen this behavior? The only other SMP machine I have is an
> older Dell server with Dual 1 GHz coppermines, and it reports 2 CPUs...
>
> Any information or advice is greatly appreciated...
>
> Thanks in Advance,
>
> Mark
>
>
> Mark Cuss
> Real Time Systems Analyst
> CDL Systems Ltd.
> Suite 230
> 3553 - 31 Street NW
> Calgary, Alberta
> T2L 2K7
>
> Phone (403) 289-1733 extension 226
> Email: mcuss@cdlsystems.com
> URL: www.cdlsystems.com
>
-- -------------------------------------------------------------------------- Joel Jaeggli Academic User Services joelja@darkwing.uoregon.edu -- PGP Key Fingerprint: 1DE9 8FCA 51FB 4195 B42A 9C32 A30D 121E -- In Dr. Johnson's famous dictionary patriotism is defined as the last resort of the scoundrel. With all due respect to an enlightened but inferior lexicographer I beg to submit that it is the first. -- Ambrose Bierce, "The Devil's Dictionary"- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Wed Oct 23 2002 - 22:00:29 EST