From: Dave Jones <davej@redhat.com>
To: Jeroen Van der Vegt <A.J.vanderVegt@its.tudelft.nl>
Cc: cpufreq@www.linux.org.uk
Subject: Re: Userspace: available processorspeeds
Date: Mon, 6 Oct 2003 20:59:38 +0100 [thread overview]
Message-ID: <20031006195938.GB1621@redhat.com> (raw)
In-Reply-To: <3F81339D.6010305@ITS.TUDelft.nl>
On Mon, Oct 06, 2003 at 11:19:25AM +0200, Jeroen Van der Vegt wrote:
> Besides this, I have experienced the following weirdness: according to
> /sys/.../scaling_min_freq, my processor's minimum speed is 532 Mhz. I
> have, however, had it running at 292Mhz (as reported by /proc/cpuinfo).
The 532 is a calculated speed using FSB speed * a multipler.
The 292 is an estimate based upon bogomips calculation at boot time,
and also, is subject to thermal throttling by ACPI if present.
Think of '532' as actual speed, and '292' as effective speed.
Dave
--
Dave Jones http://www.codemonkey.org.uk
prev parent reply other threads:[~2003-10-06 19:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-06 9:19 Userspace: available processorspeeds Jeroen Van der Vegt
2003-10-06 12:38 ` Ducrot Bruno
2003-10-06 19:59 ` Dave Jones [this message]
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