Bug#684186:

Stefan Nagy public at stefan-nagy.at
Thu Nov 1 13:29:38 UTC 2012


I'll attach the output of 'upower --dump' for three different
situations:

1. Shortly before my notebook battery drains: Note that the reported
battery percentage is 2.99967%, time to empty is 12.1 minutes. I have
seen the exact same values over a period of more than 10 minutes – those
are the lowest values I get, at this point they won't change anymore.

At the same time 'acpi -b' reports a battery percentage of 2%.

2. Shortly after I connected the power supply and booted up: Note that
now the reported values are really strange now. Not only battery
percentage is 0% but also energy-full and energy-full-design is 0 Wh.

'acpi -b' also reports a battery percentage of 0%.

3. A few minutes later (still charging): Values seem to be back to
normal.


Please have a look at the output of 'gsettings list-recursively
org.gnome.settings-daemon.plugins.power' in comment #15, setting:
'percentage-action 2'. I assume this means that critical battery action
should be fired at a battery percentage of 2%.

As I said before, 'upower --dump' will never report a lower battery
percentage than 2.99967%. Maybe this is why the critical battery action
isn't executed?

I'll try to manipulate this value and report back later.
-------------- next part --------------
stefan at rosa:~$ upower --dump
Device: /org/freedesktop/UPower/devices/line_power_ACAD
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/ACPI0003:00/power_supply/ACAD
  power supply:         yes
  updated:              Thu Nov  1 12:45:56 2012 (3222 seconds ago)
  has history:          no
  has statistics:       no
  line-power
    online:             no

Device: /org/freedesktop/UPower/devices/battery_BAT1
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/PNP0C0A:00/power_supply/BAT1
  vendor:               13-17
  model:                Venturi
  serial:               01317 01/24/2012
  power supply:         yes
  updated:              Thu Nov  1 13:39:32 2012 (6 seconds ago)
  has history:          yes
  has statistics:       yes
  battery
    present:             yes
    rechargeable:        yes
    state:               discharging
    energy:              1.798 Wh
    energy-empty:        0 Wh
    energy-full:         59.94 Wh
    energy-full-design:  59.94 Wh
    energy-rate:         8.88 W
    voltage:             10.314 V
    time to empty:       12.1 minutes
    percentage:          2.99967%
    capacity:            100%
  History (rate):
    1351773572	8.880	discharging
    1351773542	8.868	discharging
    1351773512	8.991	discharging
    1351773482	9.490	discharging
-------------- next part --------------
stefan at rosa:~$ upower --dump
Device: /org/freedesktop/UPower/devices/line_power_ACAD
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/ACPI0003:00/power_supply/ACAD
  power supply:         yes
  updated:              Thu Nov  1 13:50:13 2012 (53 seconds ago)
  has history:          no
  has statistics:       no
  line-power
    online:             yes

Device: /org/freedesktop/UPower/devices/battery_BAT1
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/PNP0C0A:00/power_supply/BAT1
  vendor:               13-17
  model:                Venturi
  serial:               01317 01/24/2012
  power supply:         yes
  updated:              Thu Nov  1 13:50:48 2012 (18 seconds ago)
  has history:          yes
  has statistics:       yes
  battery
    present:             yes
    rechargeable:        yes
    state:               charging
    energy:              0 Wh
    energy-empty:        0 Wh
    energy-full:         0 Wh
    energy-full-design:  0 Wh
    energy-rate:         0 W
    voltage:             10.581 V
    percentage:          0%
    capacity:            100%
  History (charge):
    1351774213	0.000	unknown
  History (rate):
    1351774213	0.000	unknown

Daemon:
  daemon-version:  0.9.17
  can-suspend:     yes
  can-hibernate    yes
  on-battery:      no
  on-low-battery:  no
  lid-is-closed:   yes
  lid-is-present:  yes
  is-docked:       yes
-------------- next part --------------
stefan at rosa:~$ upower --dump
Device: /org/freedesktop/UPower/devices/line_power_ACAD
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/ACPI0003:00/power_supply/ACAD
  power supply:         yes
  updated:              Thu Nov  1 13:50:13 2012 (448 seconds ago)
  has history:          no
  has statistics:       no
  line-power
    online:             yes

Device: /org/freedesktop/UPower/devices/battery_BAT1
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/PNP0C0A:00/power_supply/BAT1
  vendor:               13-17
  model:                Venturi
  serial:               01317 01/24/2012
  power supply:         yes
  updated:              Thu Nov  1 13:57:18 2012 (23 seconds ago)
  has history:          yes
  has statistics:       yes
  battery
    present:             yes
    rechargeable:        yes
    state:               charging
    energy:              2.397 Wh
    energy-empty:        0 Wh
    energy-full:         59.94 Wh
    energy-full-design:  59.94 Wh
    energy-rate:         27.8413 W
    voltage:             11.627 V
    time to full:        2.1 hours
    percentage:          3.999%
    capacity:            100%
  History (charge):
    1351774578	3.999	charging
  History (rate):
    1351774578	27.841	charging

Daemon:
  daemon-version:  0.9.17
  can-suspend:     yes
  can-hibernate    yes
  on-battery:      no
  on-low-battery:  no
  lid-is-closed:   yes
  lid-is-present:  yes
  is-docked:       yes


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