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Date:      Mon, 27 Apr 2009 15:46:18 +0200
From:      Joerg Sonnenberger <joerg@britannica.bec.de>
To:        freebsd-hackers@freebsd.org
Subject:   Re: ACPI-fast default timecounter, but HPET 83% faster
Message-ID:  <20090427134617.GA688@britannica.bec.de>
In-Reply-To: <200904270150.31912.pieter@degoeje.nl>
References:  <200904270150.31912.pieter@degoeje.nl>

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On Mon, Apr 27, 2009 at 01:50:31AM +0200, Pieter de Goeje wrote:
> While fiddling with the sysctl kern.timecounter.hardware, I found out
> that on my system HPET is significantly faster than ACPI-fast.

I did some extensive testing on a variety of AMD and Intel boards and
never found a system where HPET is slower than ACPI-fast.

In addition, HPET provides a higher resolution.

Joerg



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