I'm up to the 3.2.0-21.34 kernel, and haven't seen this recently. My usage pattern hasn't changed, so it looks like something else (kernel? sunspots?) did change, so I'm going to close the bug.
** Changed in: linux (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/929111 Title: Repeated freezes when running on battery power To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/929111/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs