Rich, Thanks for the Fedora bug link. That bug is assigned to the author of libatasmart, so I posted my findings there as well (see comment #15 above), with a link back to this Launchpad bug.
** Also affects: libatasmart (Fedora) via https://bugzilla.redhat.com/show_bug.cgi?id=491552 Importance: Unknown Status: Unknown -- Disk wakes up every 30 minutes and produces errors on dmesg https://bugs.launchpad.net/bugs/435190 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs