Date: Tue, 27 Feb 2007 08:00:36 -0600 From: Eric Anderson <anderson@freebsd.org> To: freebsd-current@freebsd.org Subject: too short/too long (sys/kern_tc.c) Message-ID: <45E43984.4020809@freebsd.org>
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When I boot a -CURRENT box with boot verbose enabled inside qemu, I see one of these messages about every second: 15.f68c5ee76faebe10 too short 16.0f822e13092c5580 too long I can obviously whack the printf's, but what's the 'right way' to fix this? Set HZ to something? Pick a different timer? kern.timecounter.tick: 1 kern.timecounter.choice: TSC(800) i8254(0) dummy(-1000000) kern.timecounter.hardware: TSC kern.timecounter.nsetclock: 2 kern.timecounter.ngetmicrotime: 80036 kern.timecounter.ngetnanotime: 0 kern.timecounter.ngetbintime: 0 kern.timecounter.ngetmicrouptime: 29057 kern.timecounter.ngetnanouptime: 109 kern.timecounter.ngetbinuptime: 488 kern.timecounter.nmicrotime: 1708 kern.timecounter.nnanotime: 11 kern.timecounter.nbintime: 1719 kern.timecounter.nmicrouptime: 687 kern.timecounter.nnanouptime: 0 kern.timecounter.nbinuptime: 3734 kern.timecounter.stepwarnings: 0 kern.timecounter.tc.i8254.mask: 4294967295 kern.timecounter.tc.i8254.counter: 7769 kern.timecounter.tc.i8254.frequency: 1193182 kern.timecounter.tc.i8254.quality: 0 kern.timecounter.tc.TSC.mask: 4294967295 kern.timecounter.tc.TSC.counter: 809045640 kern.timecounter.tc.TSC.frequency: 1995115260 kern.timecounter.tc.TSC.quality: 800 kern.timecounter.smp_tsc: 0 FreeBSD 7.0-CURRENT FreeBSD 7.0-CURRENT #3: Fri Feb 23 09:28:20 CST 2007 i386 Eric
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