I've applied the modifications that are suggested here to boost the battery performance: http://ubuntuforums.org/showthread.php?t=847773. This causes the power usage to be more acceptable when on battery. So more than likely gnome-power-manager is defaulting to some poor settings when on battery.
-- 9.04 power usage skyrockets on battery https://bugs.launchpad.net/bugs/358136 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in ubuntu. -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
