Noah wrote:
> Hi there,
> 
> I just installed 5.5 for the first time and I am trying to make sure 
> that SMP is operating properly.  The kernel I have loaded is rebuilt 
> with SMP support.  okay the dmesg is showing two logical CPUs.  I 
> actually only have one CPU as you can tell by the boot information.  I 
> am wondering why top is always displaying '0' in the C column?  on my 
> 4.11 machines that number is set to 0 or 1 depending on the logical CPU 
> that is accessed.
> 
> --- snip ----
> 
> Aug 27 19:19:24 hurricane kernel: Hyperthreading: 2 logical CPUs
> Aug 27 19:19:24 hurricane kernel: real memory  = 2145849344 (2046 MB)
> Aug 27 19:19:24 hurricane kernel: avail memory = 2094419968 (1997 MB)
> Aug 27 19:19:24 hurricane kernel: FreeBSD/SMP: Multiprocessor System 
> Detected: 2 CP
> Us
> Aug 27 19:19:24 hurricane kernel: cpu0 (BSP): APIC ID:  0
> Aug 27 19:19:24 hurricane kernel: cpu1 (AP): APIC ID:  1
> 
> ----  snip ---


Hi,

You have to activate hyperthreading:

http://docs.freebsd.org/cgi/mid.cgi?20060730235206.7A7B743D45


Cheers,
Mikhail.

-- 
Mikhail Goriachev
Webanoide

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