[ltp] short battery life on t40

sunkenice walton linux-thinkpad@linux-thinkpad.org
Thu, 11 Sep 2003 15:46:15 +0800


It is said that linux run on a fixed speed.
U can try the 2.6.0-test kernel for the longer battery life.


On Thursday 11 September 2003 15:18, Jason 'T' Rolfe wrote:
> Hey.  My new T40 is only getting about 2 to 2.5 hours of battery life (as
> reported by apm), as oppposed to the expected 5.  I am running Debian with
> kernel version 2.4.21, as well as apm and the thinkpad and thinkpadpm
> modules.  I've tried running apmiser, but it doesn't appear to do much.
> My BIOS settings are configured for maximum battery life when not running
> on AC.  /proc/cpuinfo reports that, although my processor is 1.6 ghz, I'm
> only running at 598.076 mhz when using batteries.  I'm not running cpufreq
> or cpudyn, but I would think that they wouldn't do much given that cpuinfo
> reports 600 mhz operating speed.  Do you have any idea how to improve my
> battery life?  Thanks.
>
> Jason Rolfe
>
> --
> The red in the sky is ours. . .

-- 

Sunkenice Walton
SomeBody call me: Devil of Devil