Re: Saving battery power
Am Freitag, 9. März 2007 21:41 schrieb Mike Hommey:
> On Fri, Mar 09, 2007 at 09:25:46PM +0100, Thorsten Schmidt
> > Hello,
> > Am Freitag, 9. März 2007 20:42 schrieb Mike Hommey:
> > > On Fri, Mar 09, 2007 at 08:32:21PM +0100, Thorsten Schmidt
> > <firstname.lastname@example.org> wrote:
> > > > Hello at all,
> > > >
> > > > for some time I've been trying to reduce my laptop's power
> > > > consumption (while running on battery power) on my Fujitsu-Siemens
> > > > Lifebook C1320 with Debian etch.
> > > > - I echo powersave to
> > > > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor - I installed
> > > > laptop-mode in order to shut down my harddrive if it is unused. - I
> > > > don't use swap, /tmp/ is a ramdisk-mount and /var/tmp links to /tmp,
> > > > (I've 1 GB RAM)
> > > > Thus my hd is barely used and my CPU reaches C3.
> > > >
> > > > But for some reason, Windows is more efficient in power saving. (3,5h
> > > > vs. 4,5h battery life while surfing wireless).
> > > > Is there anything else I can do to save battery power?
> > >
> > > Basically, no, except waiting for Linux ACPI support to get better.
Is this about to happen soon?
Would switching from vanilla (18.104.22.168) to -mm be an option?