Re: problem with cpu eating too much power, prize given if solved

Pavel Machek
2004-06-28T20:40:09Z

Hi!

> Many times I just want to read the screen, eg emails or documents,
> and then still the cpu will be in idle mode, where
> it uses 7.5 W out of the about 15 W that the whole machine uses.
> I have found out from Intel data sheets that my
> Mobile Intel Celeron 2.0 GHz CPU consumes 7.5 W in idle loop/
> stop grant/sleep states, (and 5.0 W i deep sleep state).
>
> So I would like to have the CPU stopped completely (consuming 0 W)
> while I still could read the screen. In that way I should
> be able to have about double the lifetime on the battery,
> going to about 7 hours from the 3.5 hours I have now.
>
> I would like the machine to wake up again by any keystroke
> on the keyboard or mouse input. I would like the input to be
> reacted upon (not just used to wake up the system, and
> then forgotten).
>

S1 is what you want... but... if you get what you asked for,
do you realize that for example clock would not update on the desktop
in this mode?
--
64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms