Re: Power saving in debian
On Thu, 25 Dec 2008 11:10:34 +0200
Andrei Popescu <andreimpopescu@gmail.com> wrote:
> On Thu,25.Dec.08, 09:55:32, Micha Feigin wrote:
>
> > for the hard disk look into laptop mode, it allows holding writing to disk
> > for longer periods (cache disk writes in memory for 20-30 minutes) which
> > allows the disk to spin down. Also allows playing with disk power
> > management (look into
>
> But beware, this can be dangerous if you don't have a ups.
>
> > depending on the graphic card and driver it may be possible to underclock it
> > (at least the more expensive nvidias have a possibility to overclock,
> > possibly underclock as well, with nvidia-settings, don't know about others).
> >
> > you can also leave the machine headless (no graphic card) and just log in
> > remotely. There is a possibility to play with pci powersave but I don't know
> > much about it.
>
> > > As for the graphics card...if you don't use a monitor why not remove it
> > > completely? As for powering it down, that won't be possible because of
> > > the way computers are designed. The only "computer" that does this is
> > > the OLPC.
>
> Unfortunately some computers (at least the older ones) won't boot at all
> without a graphics card and with one card I have you even have to have a
> monitor plugged in.
>
Check the bios. I had some experience with running older computers and those
that complain with errors regarding keyboard/screen etc usually have a bios
option to select which errors to stop on and which to ignore
> Regards,
> Andrei
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