[ltp] X200 Battery Life

[Yves-Alexis Perez]

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On sam, 2008-12-20 at 13:03 -0800, n0rdik0 wrote:

> No problem. There may be some non-obvious stuff that you might have not
> tried.

> - First, the obvious ones: laptop-mode (disk spinning down), brightness t=
o
> minimum, radios off.

That's not a fair comparison with Vista, afaiui.

> - Turn min power on sata links:
> "for i in /sys/class/scsi_host/*/link_power_management_policy; do    echo
> min_power > $i; done;"

>  wifi on (echo 5 >
> /sys/class/net/wlan0/device/power_level)=20

Do you know some ways to make those changes permanent (except than
adding the commands to a rc.local)?

Cheers,
--=20
Yves-Alexis

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