Re: [SLUG] power issues on laptop

From: Glenn Meyer (glenn@glennmeyer.com)
Date: Tue May 10 2005 - 15:00:37 EDT


Still on the 2.4 kernel and using bare.i

I do already have the speed step disabled in the bios (was locking up on
boot when enabled)

Robert Snyder wrote:

> Craig Zeigler wrote:
>
>> Glenn Meyer wrote:
>>
>>> I use a Compaq Armada M700 Pentium 3 (700MHz) laptop. I'm having
>>> problems with the system completely and immediately freezing up
>>> whenever the power is connected or disconnected from the laptop.
>>>
>>> I'm currently using Slackware 10.1 but had the same issue with Red
>>> Hat Enterprise Linux AS 4.0
>>>
>>> Can someone help me understand how Linux works with the hardware for
>>> power management? Am I looking up the right tree?
>>>
>>> Thank you!
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>>
>>
>>
>> Although others will disagree greatly with me for this, my experience
>> has taught me to just turn it off. I have burned up RAM and reached
>> thermal shutdown on a laptop trying to run power management. It may
>> have gotten better since 2.6.1, but I still don't trust it.. not
>> after a few hundred dollars in ram getting fried because APM didn't
>> turn the fan on...
>>
>> Generally, power management is handled by the system bios, although
>> its missing a few of the nifty features, the basics work.. speedstep
>> (assuming you're using intel), and things like that.
>>
>> just my $0.02
>>
> In slackware which kernel are you using. 2.4 or 2.6 and if it is 2.4
> are you using bareacpi.i kernel bare.i kernel
>
> if your p3 support speedstep disable it first in the bios. I have had
> my old p3 laptop cause linux to freeze due to speedstep ( the
> technology of the processor going slower when the it is on battery and
> faster when pluged into the ac.
> Or
>
> Just do what Craig said.
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> This list is provided as an unmoderated internet service by Networked
> Knowledge Systems (NKS). Views and opinions expressed in messages
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