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Date: Sun, 03 Apr 2005 21:59:45 -0700
From: Nate Lawson <nate@root.org>
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To: "Greg 'groggy' Lehey" <grog@FreeBSD.org>
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cc: Christian Brueffer <chris@unixpages.org>
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Subject: Re: 5.4-prerelease - hanging under load
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Greg 'groggy' Lehey wrote:
> On Sunday,  3 April 2005 at 21:43:57 -0700, Nate Lawson wrote:
> 
>>Greg 'groggy' Lehey wrote:
>>
>>>I'm experiencing similar issues.  How can I confirm that this is the
>>>case without rebooting the machine (which would be inconvenient)?  Is
>>>there some sysctl that tells me?  I've taken a look, but I don't see
>>>anything obvious.
>>
>>sysctl dev.cpu and look at the current frequency setting.
> 
> 
> There's nothing there that reaches out and grabs me:
> 
>   dev.cpu.0.%desc: ACPI CPU
>   dev.cpu.0.%driver: cpu
>   dev.cpu.0.%location: handle=\_PR_.CPU0
>   dev.cpu.0.%pnpinfo: _HID=none _UID=0
>   dev.cpu.0.%parent: acpi0

Not it.  You have no acpi_throttle support, thus cpufreq is a no-op on 
your system.

-- 
Nate