Hi!
> > And then the valid question is... should the api also count virtual
> > cpus from hyperthreading (aka smt?)?
>
> BOTH should be available. If we're spinning up threads to perform some
> processing, then we need to count those virtual cores. But if we're starting
> a child program to perform some processing, then we need to know the count of
> real cores instead.
>
Actually, SMT machine can execute threads from different processes at
the same time; so you should use number of virtual processors for
children, too.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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