You should rather try this not after reboot but immediately after power-on, so that no setting put by the previous instance of the operating system is inherited. (Some BIOS-es do not hard-reset the hard drive during the warm reboot process).
-- Hard drive spindown should be configurable https://bugs.launchpad.net/bugs/17216 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs