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Re: My laptop's battery is bigger than yours



2009/11/12 Christoph Höger <choeger cs tu-berlin de>:
> Am Donnerstag, den 12.11.2009, 20:35 +1100 schrieb L:
>> On Thu, Nov 12, 2009 at 2:05 PM, Sam Varshavchik <mrsam courier-mta com> wrote:
>> > Somehow, since a few weeks ago, occasionally gnome power manager loses its
>> > mind and starts telling me that my laptop battery's "last full charge" is
>> > 946.0 watt-hours of juice. Which makes the battery percentage indicator
>> > pretty much meaningless.
>> >
>> > I can usually set things back to normal by charging up the battery to its
>> > true max capacity, 63 watt-hours, and rebooting. After the reboot,
>> > gnome-power-manager gains back its sanity, and usually continues to behave
>> > itself, for several cycle charges and reboots. But, invariably, after a few
>> > days gnome-power-manager once again becomes convinced that my laptop's got a
>> > nuclear-powered battery.
>> >
>> > It's beginning to get rather old, and annoying. It looks to me like somehow,
>> > somewhere, gnome-power-manager saved an erroneous power reading, once upon a
>> > time, and keeps going back to it. I tried looking in gconf, trying to
>> > figured out where gnome-power-manager saves the last full charge reading,
>> > but had no luck. Anyone knows?
>>
>> similar problem to me too. after wake-up from suspend/hibernate, gnome
>> power manager shows 5% remaining, in fact there is still about 2 hours
>> battery. hope some one offers a fix.
>
> Did you two have a look at /proc/acpi/battery? I doubt this is gnome-power-managers fault.
>

prior to suspend


cat /proc/acpi/battery/C13B/state

present:                 yes
capacity state:          ok
charging state:          discharging
present rate:            1327 mA
remaining capacity:      2904 mAh
present voltage:         15442 mV

After wake-up from suspend

cat /proc/acpi/battery/C13B/state
present:                 yes
capacity state:          ok
charging state:          charged
present rate:            0 mA
remaining capacity:      45072 mAh
present voltage:         16626 mV




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