The error even of posting 11 above was during re-boot and not during the disk thrashing test as I originally thought. I have not seen the error during re-boot before.
** Attachment added: "part of kern.log for disk issue during re-boot" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/986654/+attachment/3104177/+files/kern_boot.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/986654 Title: disk I/O race condition after update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/986654/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs