Simon wrote: > Hi there, > i just discovered powertop and i love it! However, i'm not getting > consistent feedback about ACPI power usage... from looking at it, i > guess i first have to wait at least 5 minutes to get it to start > working, but it doesnt work. > > Well, it does, i've seen it say sometimes i use 0.1 watt (when > really really idle) and that i have like 8 hours left of battery, i > even tried lowering the laptop backlight at that moment and usage went > to 0.0 watt with 14 hours left. I'm pretty sure the estimate is > wrong, i never seen my laptop on battery for more than 3-4 hours (i > once wrote a script that would echo `date` > somefile every minute or > so and the pc was really idle other than that, power was lost after > around 4 hours. > > In any case, i'm sure when the estimate will say i have only a few > minutes left, that it will be close to the truth! > > The problem i'm experiencing is i've seen this estimate a few times > only and it stopped showing for unknown reason. It is stuck on "no > ACPI power usage estimate available"... > > However, ACPI does report information about it: > # cat /proc/acpi/battery/BAT0/state > present: yes > capacity state: ok > charging state: discharging > present rate: unknown > remaining capacity: 50 mAh > present voltage: 7452 mV > #
50mAh is empty... it looks like the BIOS/ACPI isn't reporting proper numbers for your battery, and unfortunately that can't be fixed :/ Auke _______________________________________________ Power mailing list [email protected] http://www.bughost.org/mailman/listinfo/power
