Re: [Powertop] [BUG] powertop shows estimates only for 1st battery from 2

Date: Fri, 11 Oct 2013 11:16:34 +0300 From: Maksim Melnikau <maxposedon(a)gmail.com&gt; To: powertop(a)lists.01.org Subject: Re: [Powertop] [BUG] powertop shows estimates only for 1st battery from 2 When first battery discharged, kernel reports following info

% cat /sys/class/power_supply/BAT0/uevent POWER_SUPPLY_NAME=BAT0 POWER_SUPPLY_STATUS=Discharging POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_TECHNOLOGY=Li-poly POWER_SUPPLY_CYCLE_COUNT=0 POWER_SUPPLY_VOLTAGE_MIN_DESIGN=11100000 POWER_SUPPLY_VOLTAGE_NOW=12401000 POWER_SUPPLY_POWER_NOW=7800000 POWER_SUPPLY_ENERGY_FULL_DESIGN=42010000 POWER_SUPPLY_ENERGY_FULL=42010000 POWER_SUPPLY_ENERGY_NOW=41810000 POWER_SUPPLY_CAPACITY=99 POWER_SUPPLY_MODEL_NAME=45N1103 POWER_SUPPLY_MANUFACTURER=SMP POWER_SUPPLY_SERIAL_NUMBER= 3507 % cat /sys/class/power_supply/BAT1/uevent POWER_SUPPLY_NAME=BAT1 POWER_SUPPLY_STATUS=Unknown POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_TECHNOLOGY=Li-poly POWER_SUPPLY_CYCLE_COUNT=0 POWER_SUPPLY_VOLTAGE_MIN_DESIGN=14800000 POWER_SUPPLY_VOLTAGE_NOW=13902000 POWER_SUPPLY_POWER_NOW=0 POWER_SUPPLY_ENERGY_FULL_DESIGN=28050000 POWER_SUPPLY_ENERGY_FULL=26370000 POWER_SUPPLY_ENERGY_NOW=930000 POWER_SUPPLY_CAPACITY=3 POWER_SUPPLY_MODEL_NAME=45N1101 POWER_SUPPLY_MANUFACTURER=SMP POWER_SUPPLY_SERIAL_NUMBER= 1840 On Fri, Oct 11, 2013 at 9:19 AM, Maksim Melnikau <maxposedon(a)gmail.com&gt; wrote: > Hello! > > I have 2 batteries in my thinkpad helix laptop, and it looks like powertop > shows "the estimated remaining time" just for first battery, what is a bit > confusing. May be it somehow connected to some hardware features of > batteries switching. > > # powertop, Overview page > The battery reports a discharge rate of 7.67 W > The estimated remaining time is 2 hours, 17 minutes > > # powertop -V > PowerTOP versionv2.4, compiled on Jul 29 2013 > > # cat /sys/class/power_supply/BAT0/uevent > POWER_SUPPLY_NAME=BAT0 > POWER_SUPPLY_STATUS=Unknown > POWER_SUPPLY_PRESENT=1 > POWER_SUPPLY_TECHNOLOGY=Li-poly > POWER_SUPPLY_CYCLE_COUNT=0 > POWER_SUPPLY_VOLTAGE_MIN_DESIGN=11100000 > POWER_SUPPLY_VOLTAGE_NOW=12503000 > POWER_SUPPLY_POWER_NOW=0 > POWER_SUPPLY_ENERGY_FULL_DESIGN=42010000 > POWER_SUPPLY_ENERGY_FULL=42010000 > POWER_SUPPLY_ENERGY_NOW=41940000 > POWER_SUPPLY_CAPACITY=99 > POWER_SUPPLY_MODEL_NAME=45N1103 > POWER_SUPPLY_MANUFACTURER=SMP > POWER_SUPPLY_SERIAL_NUMBER= 3507 > > # cat /sys/class/power_supply/BAT1/uevent > POWER_SUPPLY_NAME=BAT1 > POWER_SUPPLY_STATUS=Discharging > POWER_SUPPLY_PRESENT=1 > POWER_SUPPLY_TECHNOLOGY=Li-poly > POWER_SUPPLY_CYCLE_COUNT=0 > POWER_SUPPLY_VOLTAGE_MIN_DESIGN=14800000 > POWER_SUPPLY_VOLTAGE_NOW=15178000 > POWER_SUPPLY_POWER_NOW=8165000 > POWER_SUPPLY_ENERGY_FULL_DESIGN=28050000 > POWER_SUPPLY_ENERGY_FULL=26370000 > POWER_SUPPLY_ENERGY_NOW=16750000 > POWER_SUPPLY_CAPACITY=63 > POWER_SUPPLY_MODEL_NAME=45N1101 > POWER_SUPPLY_MANUFACTURER=SMP > POWER_SUPPLY_SERIAL_NUMBER= 1840 > _______________________________________________ PowerTop mailing list PowerTop(a)lists.01.org https://lists.01.org/mailman/listinfo/powertop