[ltp] hibernate scriptlet to know battery drop during s2ram

JP Renaud linux-thinkpad@linux-thinkpad.org
Fri, 1 Jun 2007 08:36:51 +0100


> Date: Friday 01 Jun 2007=20
> From: Fr=E9d=E9ric BOITEUX <fboiteux@calistel.com>
> Le jeu 31 mai 2007 12:58:59 CEST, "Igor V. Rafienko"
>
> <igorr+tp@ifi.uio.no> a =E9crit :
> > I average about 260mW/h, so 1300 seems a touch high.
> >
> > The "standard" culprits are the usb modules. Have you tried removing
> > uhci_hcd and ehci_hcd and measuring the power drain one more time?
>
> 	Hello,
>
>   I've tested s2ram removing these 2=A0modules, but I=A0don't observe
> any change (1200mW/h) :-(

Do you have a radeon video card?
You might be hitting this problem:=20

<http://www.thinkwiki.org/wiki/Problem_with_high_power_drain_in_ACPI_sleep>

=2D-=20
JP Renaud

http://www.jprenaud.info