I only see powertop number of gives wakeup interrupt per 15 seconds. Also, acpi command gives percentage of batter left.
How do you see power watt? --- On Wed, 6/24/09, Simon <[email protected]> wrote: > From: Simon <[email protected]> > Subject: ACPI power usage estimates > To: [email protected] > Date: Wednesday, June 24, 2009, 3:17 PM > 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 > # > > Any help will be greatly appreciated! > Thanks, Simon > > _______________________________________________ > Power mailing list > [email protected] > http://www.bughost.org/mailman/listinfo/power > _______________________________________________ Power mailing list [email protected] http://www.bughost.org/mailman/listinfo/power
