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Date: Mon, 23 Oct 2000 00:12:58 +0200
From: "Jose M. Alcaide" <jose@we.lc.ehu.es>
Organization: Universidad del Pais Vasco - Dpto. de Electricidad y Electronica
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To: Patrick Hartling <patrick@137.org>
Cc: freebsd-stable@FreeBSD.ORG
Subject: Re: System clock out of control
References: <20001022161753.65DAD5D5A@tomservo.vrac.iastate.edu>
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Patrick Hartling wrote:
> 
> [...]
> for each real second which is certainly undesirable.  The GENERIC kernel
> for 4.1.1 and October 14 work just fine, however.  I've been making
> [...]
> FreeBSD 4.1.1-STABLE #0: Sun Oct 22 03:19:44 CDT 2000
>     root@gypsy.vrac.iastate.edu:/usr/src/sys/compile/GENERIC
> Timecounter "i8254"  frequency 1193182 Hz
> CPU: Cyrix GXm (19.73-MHz 586-class CPU)

I don't know what happens, but a small amount of "magic thinking" :-)
may help. I had a similar problem, which went away when I added these
options to the kernel config:

options         CLK_USE_I8254_CALIBRATION
options         CLK_USE_TSC_CALIBRATION

Cheers,
-- JMA
****** Jose M. Alcaide  //  jose@we.lc.ehu.es  //  jmas@FreeBSD.org ******
** "Beware of Programmers who carry screwdrivers" --  Leonard Brandwein **


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