Date: Fri, 08 Jul 2005 08:44:32 -0800 From: JR Dalrymple <jr@jrssite.com> To: current@freebsd.org Subject: Re: clock WAY off Message-ID: <42CEAD70.4030008@jrssite.com> In-Reply-To: <20050708093130.GB21072@walton.maths.tcd.ie> References: <42CDC11E.10301@jrssite.com> <20050708093130.GB21072@walton.maths.tcd.ie>
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>On Thu, Jul 07, 2005 at 03:56:14PM -0800, JR Dalrymple wrote: > > >>The clock seems to be running at about 1/4 speed (SMP related maybe?). >> >> > > > <Off list reply> >If you also post the output of "sysctl kern.timecounter" and "vmstat >-i" to the list, it may help diagnose the problem. > > > > genie# sysctl kern.timecounter kern.timecounter.stepwarnings: 0 kern.timecounter.nbinuptime: 357873388 kern.timecounter.nnanouptime: 0 kern.timecounter.nmicrouptime: 8296 kern.timecounter.nbintime: 153797574 kern.timecounter.nnanotime: 171942 kern.timecounter.nmicrotime: 153621939 kern.timecounter.ngetbinuptime: 656730 kern.timecounter.ngetnanouptime: 40589 kern.timecounter.ngetmicrouptime: 161872387 kern.timecounter.ngetbintime: 0 kern.timecounter.ngetnanotime: 0 kern.timecounter.ngetmicrotime: 26596618 kern.timecounter.nsetclock: 623 kern.timecounter.hardware: i8254 kern.timecounter.choice: TSC(-100) i8254(0) dummy(-1000000) kern.timecounter.tick: 1 kern.timecounter.smp_tsc: 0 genie# vmstat -i interrupt total rate irq1: atkbd0 232 0 irq6: fdc0 10 0 irq10: fxp0 ahc1 5247043 73 irq11: amr0 ahc0 3305544 46 irq13: npx0 1 0 lapic0: timer 532488625 7412 lapic4: timer 532404584 7411 lapic1: timer 532404584 7411 lapic2: timer 532404584 7411 Total 2138255207 29766 I can kind of make sense of what this is trying to help me, but it's above my head as far as how to tune it. Thanks again for any help JR
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