My laptop's battery is bigger than yours
L
yuanlux at gmail.com
Thu Nov 12 22:33:11 UTC 2009
On Fri, Nov 13, 2009 at 9:31 AM, L <yuanlux at gmail.com> wrote:
> 2009/11/12 Christoph Höger <choeger at 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 at 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
>
2 minutes later after wake-up from suspend
cat /proc/acpi/battery/C13B/state
present: yes
capacity state: ok
charging state: discharging
present rate: 1080 mA
remaining capacity: 2511 mAh
present voltage: 15136 mV
>
>
>
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