On Sat, May 8, 2010 at 2:20 PM, b. f. <bf1...@googlemail.com> wrote: > On 05/08/10 13:36, Alan Cox wrote: >> Doug Barton wrote: >>> On 05/05/10 11:56, Alan Cox wrote: >>> >>>> I'm afraid that I would advise waiting a few days. This round of >>>> changes >>>> are not yet complete. > > What performance differences, if any, can we expect on uniprocessors > from the vm page lock-related changes? Kip's original post on -arch > mentioned some performance improvements and no significant > regressions, but on a dual 4-core machine.
I wouldn't actually worry about UP since the overhead can largely be disabled by building without SMP. I think we need to be looking at how a dual-core system performs, trading off any regressions there against current processor trends of ever higher core and thread count. Cheers, Kip _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
