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SubjectRe: Linus on Linux, Apache and Threads
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Chuck Lever <cel@monkey.org> writes:

[...]
> in other words, it's best to have the number of worker threads be close to
> the number of physical CPUs; otherwise, if the threads are scheduled in
> round-robin fashion, they could constantly knock each others' working set
> out of the CPU caches.

Until it gets very easy to handle all the blocking issues properly, it
seems like this is a penalty many people are going to be willing to
take.
--
Matt Ranney - mjr@ranney.com

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