On Thu, May 17, 2018 at 9:07 AM, Erik P. Olsen <epod...@gmail.com> wrote:
> On 2018-05-17 at 08:52:08 Chris Murphy wrote:
>> I've noticed this only a few times, and it doesn't always happen, but
>> there isn't enough data to form a pattern.
>> Fedora Workstation 28
>> kernel varies but mainly I use Rawhide kernels to catch bugs
>> [ 0.000000] DMI: HP HP Spectre Notebook/81A0, BIOS F.40 02/26/2018
>> Battery is 100% charged. Computer is powered off via GNOME power
>> button icon thingy. Unplug power cord. Go to bed. Morning I plug power
>> back into the laptop and boot, and the battery icon indicates
>> charging, click on that icon and it reports it's charging the batter,
>> will take 40 minutes until full (80%).
>> So how the heck is the battery losing 20% when the laptop is powered
>> off? I have in the past couple weeks left the laptop overnight in
>> suspend to RAM mode, unplugged from power, and in the morning it's 90%
>> charged, which makes some sense I guess even though that still seems
>> like a lot of loss. But 20% powered off makes no sense.
>> The first time this happened I was suspicious of my own memory: OK
>> maybe I left it in suspend even though I'm 99% certain I powered it
>> off, but which is more likely, that I'm being spacey or that the
>> laptop discharged 20% overnight while powered off? But this time I am
>> certain it was powered off.
>> Anyway, it's been charging a bit before I ran this:
>> [chris@f28h ~]$ upower -i /org/freedesktop/UPower/devices/battery_BAT1
>> native-path: BAT1
>> vendor: Hewlett-Packard
>> model: PABAS0241231
>> serial: 41167
>> power supply: yes
>> updated: Thu 17 May 2018 08:42:18 AM MDT (45 seconds ago)
>> has history: yes
>> has statistics: yes
>> present: yes
>> rechargeable: yes
>> state: charging
>> warning-level: none
>> energy: 27.412 Wh
>> energy-empty: 0 Wh
>> energy-full: 31.5161 Wh
>> energy-full-design: 38.115 Wh
>> energy-rate: 6.7067 W
>> voltage: 8.743 V
>> time to full: 36.7 minutes
>> percentage: 86%
>> capacity: 82.6869%
>> technology: lithium-ion
>> icon-name: 'battery-full-charging-symbolic'
>> History (rate):
>> 1526568138 6.707 charging
>> [chris@f28h ~]$
>> Pretty weird.
> What happens if you also remove the battery during the power off period?
It cannot be removed.
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