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Date: Thu, 29 Nov 2018 14:07:24 +0100
From: Polytropon <freebsd@edvax.de>
To: Julien Cigar <julien@perdition.city>
Cc: Ken M <ken@mack-z.com>, freebsd-questions@freebsd.org
Subject: Re: Power management
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On Thu, 29 Nov 2018 13:27:34 +0100, Julien Cigar wrote:
> On Thu, Nov 29, 2018 at 06:36:46AM -0500, Ken M wrote:
> > [...]
> > So I guess the long and short of my question is what would be the correct way to
> > set the brightness at boot? And also is there perhaps any other tweaks I could
> > make to improve battery life?
> 
> try to add:
> 
> in /boot/loader.conf:
> acpi_video_load="YES"
> 
> in /etc/sysctl.conf:
> hw.acpi.video.lcd0.brightness=50

Also try running powerd. Decreasing CPU speed when system load is low
might also help.


-- 
Polytropon
Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...