[ltp] T480s, battery state jumping from fully-charged to charging while plugged in, battery LED doesn't change

Rubin Abdi rubin at starset.net
Tue Jun 14 19:00:39 CEST 2022


This issue has sadly returned. I would appreciate any recommendations.
Thanks.

On Mon, 13 Jun 2022 at 14:06, Rubin Abdi <rubin at starset.net> wrote:

> I finagled an upgrade to 5.18.0 and things seem to be working fine now.
> I'm not exactly sure why linux-image-amd64 got stuck at 5.16 during
> upgrade, but an apt-get install worked. Thanks for reading.
>
> On Mon, 13 Jun 2022 at 12:55, Rubin Abdi <rubin at starset.net> wrote:
>
>> Hello.
>>
>> I'm running Debian Sid 5.16.0-4-amd64 from the repo. I just did a long
>> needed aptitude safe-upgrade (I don't believe my kernel got upgraded).
>> After reboot I am seeing upower -i
>> /org/freedesktop/UPower/devices/battery_BAT0 report the state of the
>> battery going from fully-charged to charging every few seconds (which is
>> throwing up notifications in KDE every few seconds). The charging indicator
>> LED on the machine is maintaining white for fully charged (yes I know this
>> is subjective). Battery percent is maintained at 99%.
>>
>> Additionally about a month ago I replaced the battery in this machine to
>> a new generic one off of Amazon, after install and discharge/recharging the
>> thing a couple of times upower reported about a 94% battery capacity (which
>> I feel like is typical of generic replacement batteries). Today it's at
>> 93.1404%.
>>
>> I looked through the "Battery recalibration" thread from April, I could
>> have sworn linux these days (along with the bios) manage recalibration on
>> their own, but I suppose I'm mistaken.
>>
>> So at this point I don't know if the issue is something got tweaked on
>> this last apt upgrade, or a recalibration needs to happen. Any advice would
>> be appreciated.
>>
>> Thanks.
>>
>> --
>> Rubin (he/him <https://pronoun.is/he/him>)
>> rubin at starset.net
>>
>
>
> --
> Rubin (he/him <https://pronoun.is/he/him>)
> rubin at starset.net
>


-- 
Rubin (he/him <https://pronoun.is/he/him>)
rubin at starset.net
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