Hi folks, On Tue, Apr 29, 2008 at 02:09:05PM +0100, Andrew Doran wrote: > On Tue, Apr 29, 2008 at 01:46:06PM +0200, 10.50%free.fr@localhost wrote: > > > I am currently recompiling the userland on my old laptop and I'm wondering > > if I > > did well switching the kernel from SCHED_BSD44 to SCHED_M2. The machine > > seems to > > hiccup, especially (I think) when doing concurrent disk accesses. > > > > Theorically, is there any gain to be hoped switching from BSD44 to M2 on a > > UP > > machine? > > SCHED_4BSD is still the default, it is just the run queue management that > changed. It has no effect on a UP system. i noticed the effect too on my MP hyperthreaded P4, but *only* when the harddisc was mounted synchronously. When mounted async or with softdep the effect is gone... With regards, Reinoud
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