How many CPUs do I have?
Rob Kirkbride
rob.kirkbride at thales-is.com
Thu Feb 3 11:23:16 UTC 2005
Leon Stringer wrote on 03/02/2005 11:18:
>So my questions are:
>
>1. How many CPUs do I have? (See line from top and /proc/cpuinfo below).
>
>
You have 2 logical CPUs Note that the physical id is the same on both..
>2. Is there a problem running the SMP kernel package (e.g kernel-
>smp-2.6.10-1.741_FC3.i686.rpm) on a single CPU system?
>
>
No, you will suffer a slight performance degradation due to the extra
locking in the SMP kernel but othewise it should work fine.
>3. Would hyper-threading benefit from the SMP package?
>
>
Debatable. It kind of depends what you're doing, for many activities it
can be faster. Certainly if you're using it for desktop type activities
it can be quicker - for server activities I'm not so sure.
Rob
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