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Date:      Sun, 28 Jun 2009 21:55:48 +0300
From:      Alexander Motin <mav@FreeBSD.org>
To:        Ron Freidel <rfreidel@gmail.com>
Cc:        freebsd-acpi@freebsd.org
Subject:   Re: acpi/cpu scaling probs? Dell D820 FreeBSD current
Message-ID:  <4A47BCB4.2040701@FreeBSD.org>
In-Reply-To: <1246213381.00133032.1246200002@10.7.7.3>
References:  <1246213381.00133032.1246200002@10.7.7.3>

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Ron Freidel wrote:
> I hope I am posting to the correct list...
> 
> I have updated to FreeBSD current to try out acpi sleep, which works great
> by the way, and the improvements to wifi and the addition of sleep are
> enough to keep current on the laptop.
> 
> Here's the problem, the cpu is maxed out, no scaling at all.
> 
> Here's the output of powerd -v
> <snip>
> load 108%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 109%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 102%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 124%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 108%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> <snip>
        ^^^
This is the reason. powerd sees that one of your CPUs is constantly 
busy. You should investigate why and what that CPU does.

-- 
Alexander Motin



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