RE: Wrong CPU count

Matt_Domsch@Dell.com
Thu, 18 Jul 2002 15:00:49 -0500


> After upgrading from kernel 2.4.7-10smp to 2.4.9-34smp using
> the Red Hat
> RPM downloaded from RH Network, the CPU count on the machine
> reported by
> dmesg and listed in /proc/cpuinfo was 4 rather than the actual 2.
>
> This has occured on all 4 Dell 2650's that I've installed
> this patch on. I
> don't have any other mult-processor machines available to
> test this with.

Congratulations, you purchased a fine PowerEdge 2650 with processors which
contain HyperThreading technology. Each physical processor appears as two
logical processors. This behaviour is expected, and correct. :-)

Thanks,
Matt

--
Matt Domsch
Sr. Software Engineer, Lead Engineer, Architect
Dell Linux Solutions www.dell.com/linux
Linux on Dell mailing lists @ http://lists.us.dell.com
#1 US Linux Server provider for 2001 and Q1/2002! (IDC May 2002)

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