DragonFly BSD
DragonFly kernel List (threaded) for 2010-11
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Re: power management, ahci link power management and DragonFly


From: Alexander Polakov <polachok@xxxxxxxxx>
Date: Mon, 8 Nov 2010 16:03:45 +0300

2010/11/8, Alex Hornung <ahornung@gmail.com>:
> Hi,
>
> I've been playing around today to see the our power efficiency on my
> ThinkPad. I have been using acpiconf -i 0 to see the discharge rate, and
> it seems we can't get below 19W. On linux and Windows I can get as low
> as 10-12W.
>
> I've set the brightness to the lowest level. I didn't enable any wifi
> power management, but on linux I can't do that either since it has been
> marked as broken for my card on linux (iwl3945).

How about PCI? It can offer some powersaving with hw.pci.do_power_nodriver
set to 3 I think.

-- 
Alexander Polakov | plhk.ru



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