[Linux-disciples] Misguessing the laptop's charge

[Adam Rosi-Kessel]

On Wed, Feb 23, 2005 at 12:47:18PM -0500, Stephen R Laniel wrote:
> Both the 'acpi' program and the GNOME power-monitor applet
> will often list the current level of charge at something
> less than 100% -- sometimes even as low as a single
> percentage point -- and yet the laptop won't keep charging.
> It's as though it thinks it's fully charged, even though it
> knows that it's not. When this happens, often taking out the
> battery (while the laptop is plugged in, of course), waiting
> for the laptop to realize that the battery's out, and then
> putting it back in will fix the problem -- the laptop
> recalibrates and starts charging.
> 
> Any idea what this is about? Does anyone else see this on
> their laptops?

In my experience, this has just improved with kernel releases.  ACPI is
just tricky and I think poorly implemented.  There might be some issue
where the kernel people are sticking to the published standard without
conforming to the reality of buggy hardware implementation.  I'm not
aware of a straightforward fix.
-- 
Adam Rosi-Kessel
http://adam.rosi-kessel.org
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