Re: Who ate my BogoMIPS?!

From: Joel Jaeggli (joelja@darkwing.uoregon.edu)
Date: Sun Sep 10 2000 - 18:25:45 EST


the mobile pentium III's will operate at 500mhz when disconnected from
power in order to conserve the battery unless you disable this
functionality in the bios(which yoou can do at the expense of some
battery life)...

you should see the lower bogomips result when booting without the laptop
connected to ac power...

joelja

On 11 Sep 2000, Alexander Hoogerhuis wrote:

> A similar issue here that has cropped up with a few laptops I've
> tried: The measured BogoMIPS and CPU clock speed varies from boot to
> boot.
>
> The machines are all Compaq Armada M700's, all models are PIII-500,
> PIII-600, PIII-650, PIII-700 and PIII-750's. Any one of these models
> will be randomly detected as having any speed that is either a)
> correct or b) of any model below it.
>
> It has always been tried on a kernel with APM, 2.2.14-17. If anyone
> wants more info, feel free to ask for moer info.
>
> cheers,
> Alexander
>
> Bernd Kischnick <kisch@mindless.com> writes:
>
> > I'm sure I missed some redefinition,
> > but lately I noticed that the BogoMIPS count
> > for my PowerMac has dropped rather significantly.
> >
> > My logs still show kernel 2.4.0-test6 at 166.30 BogoMIPS ---
> > and now there are only 14.23 left! (since -test7)
> >
> > CPU showing signs of age?
> > Should I invest in a new computer?
> > By the way, has someone tested Linux on Apple's cube? ;-)
> >
> > - Bernd
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> > the body of a message to majordomo@vger.kernel.org
> > Please read the FAQ at http://www.tux.org/lkml/
>
>

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Joel Jaeggli				       joelja@darkwing.uoregon.edu    
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