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SubjectRe: Interesting analysis of linux kernel threading by IBM
Larry McVoy <> said:


> In both cases, it's very rare that having more threads than CPUs ever
> helps you. As Alan said, threads are for people who can't program
> state machines. He's dead on correct and if you think about it, threads
> have inherently more cache footprint than a state driven model (this
> actually isn't true in theory in all cases but man, oh, man is it ever
> true in practice. I don't know what it is but people who use threads
> have this builtin assumption that memory bandwidth is infinite and cache
> size is infinite, etc.)

Because the von Neumann computer model still widely taught in school has no
cache, since the CPU is assumed much slower than memory? ;-)
Horst von Brand
Casilla 9G, Viña del Mar, Chile +56 32 672616

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