RE: Wrong number of cpus detected/reported

From: John Appleby (
Date: Tue Jun 10 2003 - 15:21:39 EST

> After the upgrade the system is reporting that the machine has 8 cpu
> instead of 4. I have been looking for some kind of information on the
> Internet ( about that but I didn't have success.

I suspect that it is identifying 4 Xeon CPUs with Hyperthreading, which
will correctly double the amount of processors your kernel thinks you
have. Intel's Hyperthreading

This ought to be a good thing... the only thing I don't quite understand
is that I thought Hyperthreading was added in 2.4.17.



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This archive was generated by hypermail 2b29 : Sun Jun 15 2003 - 22:00:25 EST