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Date:      Sun, 06 Nov 2022 16:59:15 -0600
From:      Mike Karels <mike@karels.net>
To:        Alexander Motin <mav@FreeBSD.org>
Cc:        louis.freebsd@xs4all.nl, freebsd-current@FreeBSD.org
Subject:   Re: How to disable ACPI? (on FreeBSD14 CURRENT)
Message-ID:  <CF561AD0-B6C1-417F-9794-C395ED9AD5B1@karels.net>
In-Reply-To: <277f029d-828b-74c3-ab38-862c7959df55@FreeBSD.org>
References:  <000501d8f1e8$c0442df0$40cc89d0$@xs4all.nl> <277f029d-828b-74c3-ab38-862c7959df55@FreeBSD.org>

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On 6 Nov 2022, at 16:47, Alexander Motin wrote:

> Hi Louis,
>
> You should not try to disable ACPI these days.  It was a recommendation=
 in some cases probably ~15 years ago, but for many years now modern syst=
ems depend on ACPI for proper operation.  I have no idea what causes cras=
h in your case, but I would not expect it to end up good any way.
>
> I know nothing about GNOME, haven't touched it for many years, but it m=
ust be it what makes your laptop to sleep.  FreeBSD itself does not imple=
ment such automatic policies.

It could the BIOS also if this is a laptop.

		Mike

> On 06.11.2022 09:04, louis.freebsd@xs4all.nl wrote:
>> I need to disable acpi and the indicated method for that is to add ^hi=
nt.acpi.0.disabled=3D"1"^ in /boot/loader.conf .
>>
>> However that crashes my system !!!!!!
>>
>> Not only that, to make it work again I have to edit loader.conf on a s=
ystem which does ^not start^.
>>
>> After a lot of searching Internet came to the help with, I could start=
 the system again:
>>
>> 1. Select 3. Escape to loader prompt at the splash screen
>>
>> 2. Type set hint.acpi.0.disabled=3D"0" on the loader prompt
>>
>> 3. Then type boot on the loader prompt
>>
>> edit the loader.conf
>>
>> Very very glad with that fix however
>>
>> However the problem is still there, no idea how to prevent the system =
from going to sleep (after about 10 minutes).
>>
>> No idea how to change those 10 minutes to a much longer time as well .=
=2E..
>>
>> Note that I have gnome as gui and use the system more or less as serve=
r and manage the machine partly local via the GUI and partly remote via S=
SH.
>>
>> Related to GNOME I did try ^gsettings set org.gnome.settings-daemon.pl=
ugins.power sleep-inactive-ac-timeout 0^, however that did not solve the =
problem as well.
>>
>> In the end there seems to two problems
>>
>> a) A BSD-issue ACPI-turn off in the bootloader is crashing the system =
! ! and
>>
>> b) a GNOME issue (switching the system off during user inactivity, whi=
ch is bullshit for a server / for ssh-login / with multiple users).
>>
>> What IMHO apart from the screen lock, this is not a GNOME task but an =
OS=C2=A0 function to be configured by the system administrator.
>>
>> A third problem, not to be addressed here, is that recovery from sleep=
 mode does not work on my system as well (even not S1).
>>
>> Most important for the moment is that the system keeps running / is no=
t going down after x-time !
>
> -- =

> Alexander Motin



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