only one logical CPU used in Xeon

Oliver Fromme olli at
Tue Mar 17 13:51:39 PDT 2009

Won De Erick <won.derick at> wrote:
 > Thanks for that further clarification. The dmesg has also justified this.
 > #dmesg
 > ...
 > Cores per package: 4
 > ...
 > FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
 > ...

Yes.  On machines with hyperthreaded processors, you would
also see the message "Logical CPUs per core: 2" or similar
in dmesg.  This message appears only if you have hyper-
threaded processors.

Best regards

Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing b. M.
Handelsregister: Registergericht Muenchen, HRA 74606,  Geschäftsfuehrung:
secnetix Verwaltungsgesellsch. mbH, Handelsregister: Registergericht Mün-
chen, HRB 125758,  Geschäftsführer: Maik Bachmann, Olaf Erb, Ralf Gebhart

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