Re: Power saving techniques

[pasca@physics.leidenuniv.nl]

On Mon, Mar 20, 2006 at 09:20:40PM +0100, Mich Lanners wrote:
> On  20 Mar, this message from pasca@physics.leidenuniv.nl echoed through
> cyberspace:
> >>
> >> When it goes down, you can try to recalibrate your battery: let the
> >> computer run until the battery shuts it down, with no pmud or
> >> pbbuttonsd running to keep you from doing that.
> > 
> > What should happen to the battery then?
> 
> It normaly (and within the limits of physics) gets back part of it's max
> capacity.
> 
> However, this cannot make an old, worn battery be like new again.
> Batteries have a finite number of charge cycles.
> 
> But it can recalibrate the controller of the battery, which can over
> time get confused about the max charge.

It worked quite well on my battery; it has now almost 50% more
charge than before! This makes it last around 1 hour and 40 minutes (or
this is at least what /proc/pmu/battery_0 claims).


Thanks

Edo