Timecounter problems on 5.3 - things take twice as long
dwhite at gumbysoft.com
Tue Dec 7 10:55:26 PST 2004
On Tue, 7 Dec 2004, Arjan Van Leeuwen wrote:
> On Mon, 6 Dec 2004 19:07:05 -0800 (PST), Doug White
> <dwhite at gumbysoft.com> wrote:
> > On Mon, 6 Dec 2004, Arjan Van Leeuwen wrote:
> > The rate on 'clk' should be 1000, so it looks like your system doesn't
> > like HZ=1000. Try sticking this in loader.conf and rebooting:
> > kern.hz="100"
> > If that works then its like your motherboard has Issues(tm).
> I think it certainly has issues, but it's something else :). This is
> what happens with kern.hz=100:
> interrupt total rate
> irq1: atkbd0 2 0
> irq6: fdc0 10 0
> irq8: rtc 53803 127
> irq13: npx0 1 0
> irq16: atapci0 14751 35
> irq21: rl0 7180 17
> irq24: fwohci0 1 0
> irq28: sym0 30 0
> irq29: sym1 30 0
> irq31: fxp0 3236 7
> irq0: clk 21016 49
> Total 100060 237
> In other words, exactly the same thing. I should also note that
> earlier versions of 5-CURRENT worked correctly (-CURRENT from june 7).
> Is there anything else I could try?
Replace the motherboard? :) The i8254 hasn't changed in years, so I doubt
we're programming it wrong. Something along the way is applying a /2
divisor. Maybe its been broken forever and you only recnetly noticed due
to the HZ change?
Doug White | FreeBSD: The Power to Serve
dwhite at gumbysoft.com | www.FreeBSD.org
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