Messages in this thread | | | Date | Wed, 11 Aug 2004 23:59:15 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH][2.6] Completely out of line spinlocks / i386 |
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Hi!
> Pulled from the -tiny tree, the focus of this patch is for reduced kernel > image size but in the process we benefit from improved cache performance > since it's possible for the common text to be present in cache. This is > probably more of a win on shared cache multiprocessor systems like > P4/Xeon HT. It's been benchmarked with bonnie++ on 2x and 4x PIII (my > ideal target would be a 4x+ logical cpu Xeon). > > The bonnie++ results are here, the hostnames are of the form stpN-000 with > N denoting how many processors in the system. In a nutshell there doesn't > appear to be any performance regressions.
Fine, so perhaps we do not want config option? Pavel
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