Howmany CPU Does FreeBSD Support ?

Wojciech Puchar wojtek at tensor.gdynia.pl
Sat Mar 10 22:41:27 UTC 2007


> I have heard it does not scale well above 4

to be clear.

kernel task (disk I/O, network etc.) is always on first processor, 
everything else on any CPU.

so as long as disk I/O network and other kernel tasks are able to fit on 
one processor that's OK.

for machines doing mostly pure computing 8-16 CPU may work fine, for 
machines doing mostly fileserving and routing even 2 CPUs may be not well 
utilized


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