You could always use any hotkeys you may have on your laptop as the logon screen appears.
** Changed in: Ubuntu Sourcepackagename: None => gnome-session Severity: Normal => Wishlist -- Loud startup noise during boot https://launchpad.net/bugs/45739 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs