Re: [SLUG] power issues on laptop

From: Robert Snyder (res03q8w@gte.net)
Date: Tue May 10 2005 - 14:51:06 EDT


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!
>> -----------------------------------------------------------------------
>> This list is provided as an unmoderated internet service by Networked
>> Knowledge Systems (NKS). Views and opinions expressed in messages
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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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