[mythtv] REQ: power saving
cmisip at insightbb.com
Sat May 24 00:00:50 EDT 2003
Does this patch work with current cvs or version .8 release only?
On Thu, 2003-05-22 at 06:20, Christian Hoenig wrote:
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> Am Donnerstag, 22. Mai 2003 12:23 schrieb Marc Kessels:
> > I am already a very happy user of mythtv. To avoid missing a recording, I
> > keep my pc on all the time.
> > But I do have some concerns about the power consumption of my pc.
> > considering a price of EUR 0.17 per kWh, and a consumption of 100 W, I get
> > 2.4 kWh per day, so 876 kWh per year, or EUR 148 (approx $ 173) per year. I
> > find this a bit to expensive...
> This is exactly why I implemened those stuff...
> > So I was wondering if it is possible to program the alarm clock in the bios
> > from mythtv to wake up the pc a couple of minutes before a recording should
> > take place. So the pc will power on as needed, and after the recording
> > takes place (and no recording will take place in let say 10 minutes) mythtv
> > will program the bios again and halt the system. To avoid halting the
> > system when using the PC, mythtv should look if a user logged in and if so,
> > only program the bios (and possibly also prevent the user from halting the
> > system when a recording is due in a couple of minutes or in progress).
> Here you can find my patches:
> It does everything you request except it doesn't check if a user is logged in
> the machine. But it does check if a frontend is connected to the backend so
> it doesn't shutdown.
> It also doesn't prevent the user from halting the machine. The backendhost
> will shutdown automatically (and set the wakeuptime for the next recording),
> when no client is connected, no recording starts in the next say 15 minutes
> and it is idle for an amount of time.
> You have to simply choose "Exit MythTV", don't choose "Exit and shutdown" !
> I use this patch a long time now and it works flawlessly.
> But, since I don't know how to implement the shutdown feature over more than
> one backend, it will never make its way into cvs. If someone's interessted to
> help me on this, please get back to me.
> so far,
> take care, have fun
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