I usually do this: sudo bash -c "echo 1 > /sys/kernel/debug/vga-switcheroo/switch"
The problem is that the redirection is happening in your current as user you. On Sat, 2011-05-14 at 12:08 -0400, Michael Reid wrote: > > asus swicheroo: it works, the power consumption goes from 24-25W to 17W. > > Problems: > > 1) it's needed to be the root user to echo to the > > /sys/kernel/debug/vga-switcheroo/switch (sudo isn't sufficient). So how > > to start this script automatically? > > I may be wrong here, but if you're doing this: > > $ sudo echo 1 > /sys/kernel/debug/vga-switcheroo/switch > > I've noticed similarly in the past that the echo command doesn't > actually run as root. I think it has something to do with echo being a > builtin. You could try either: > > $ sudo /bin/echo 1 > /sys/kernel/debug/vga-switcheroo/switch > > or putting the echo into a script and then calling the script w/ sudo. > > Unfortunately I don't have anything to offer on the other issues you > mention. > _______________________________________________ Mailing list: https://launchpad.net/~hybrid-graphics-linux Post to : [email protected] Unsubscribe : https://launchpad.net/~hybrid-graphics-linux More help : https://help.launchpad.net/ListHelp
