> > Are there any patches available to enable some sort of CPU affinity? this
> > would be useful for some software (e.g. Informix Dynamic Server) and in
> > general would reduce cache thrashing on SMP boxes.
>
> Linux already uses a simple form of CPU affinity. Although it is quite
> simple, it is quite effective. I worked on it for about a week somewhere
> around 2.1.4x and was unable to acheve any intresting improvements.
note that 2.2 already has a 'not so simple' cache-affinity logic. It's
automatic and works for a wide range of cases. (let me/the list know if it
doesnt seem to work for something)
-- mingo
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