Am 10.09.2010 01:49, schrieb Enrico Weigelt: > * Alan McKinnon <alan.mckin...@gmail.com> wrote: > >>> But I'd really like to know what produces the performance hits >>> on Posfix @ Linux. >> >> It comes down to the IO scheduler. Linux is designed to be general purpose. >> FreeBSD is designed to be much more specific. > > hmm, Linux provides several io schedulers - does choosing another > one help here ? >
And if it's so good for certain workloads, why hasn't FreeBSD's scheduler been ported to Linux? Or is the whole software stack (block devices etc.) so completely different that it wouldn't work?
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