Heavy increase in idle power between 2.6.22 and .24

[Kelly Price]

Isn't there a switch in /proc/bus/usb to turn it on/

On Feb 5, 2008 2:17 PM, Baeckham <baeckham at gmx.net> wrote:
> Am Tuesday, 5. February 2008 schrieb Arjan van de Ven:
> > Dietz Proepper wrote:
> > > Hi,
> > >
> > > yesterday I noticed a strange behaviour regarding the 2.6.24 kernel: The
> > > idle power consumption went up to around 21 W, while it was around 16.5W
> > > with a 2.6.22 kernel with ahaci powersave patch applied. The kernel
> > > configuration stayed untouched.
> >
> > a prime suspect is the usb power saving; it now defaults to off by default
>
> I recognized an heavy increase on the power consumption too. With kernel
> 2.6.22 I got about 16 W now it is 24 W when the system is idle ...
>
> How to turn on usb power saving? I can not find anything about it in kernel
> config ...
>
> But even if I unload all usb related modules the system uses more power with
> 2.6.24 than with 2.6.22.
>
> Steffen
>
>
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-- 
Kelly "STrRedWolf" Price
http://strredwolf.furrynet.com