Date: Wed, 19 Mar 2008 05:20:03 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: rwatson@freebsd.org Cc: arch@freebsd.org, phk@phk.freebsd.dk Subject: Re: Power-Mgt Message-ID: <20080319.052003.1159136945.imp@bsdimp.com> In-Reply-To: <20080318182358.F34016@fledge.watson.org> References: <5753.1205785282@critter.freebsd.dk> <20080318182358.F34016@fledge.watson.org>
next in thread | previous in thread | raw e-mail | index | archive | help
In message: <20080318182358.F34016@fledge.watson.org>
Robert Watson <rwatson@freebsd.org> writes:
: For example, on notebooks, can we sample an ACPI value before/after
: a benchmark, or do we really need to hook something up to the power
: supply in order to get a useful number?
The latter. Many notebooks do not provide reasonable power usage.
They provide decent power drain at the moment statistics, but are too
noisy to be used in traditional benchmarks.
Warner
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20080319.052003.1159136945.imp>