Messages in this thread | | | Date | Tue, 5 Oct 1999 08:14:04 +1300 | From | Chris Wedgwood <> | Subject | Re: SMP kernel on uniprocessor system? |
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> Well for one thing, I would expect your context switching and lock > primitives to have extra overhead, which would result in overall > performance degradation. Any extra bookeeping involved in SMP > increases the probability of cache misses.
Sure... must most linux users (ie. who don't compile their own kernel, etc.) will probably never notice this. We talking about a few percent here (perhaps) in terms of system time, which for many people is only a small fraction of the real-time.
-cw
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