Messages in this thread |  | | Date | Sun, 02 Dec 2001 17:21:08 +0100 | From | Martin Dalecki <> | Subject | Re: Linux/Pro [was Re: Coding style - a non-issue] |
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Alan Cox wrote: > > > > Wasn't it you that were saying that Linux will never scale with more than > > > 2 CPUs ? > > > > No, that wasn't me. I said it shouldn't scale beyond 4 cpus. I'd be pretty > > lame if I said it couldn't scale with more than 2. Should != could. > > Question: What happens when people stick 8 threads of execution on a die with > a single L2 cache ?
That had been already researched. Gogin bejoind 2 threads on a single CPU engine doesn't give you very much... The first step is giving about 25% the second only about 5%. There are papers in the IBM research magazine on this topic in context of the PowerPC. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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