Both of my hard drives in RAID 1 (mirror) started failing. I suspect because I had to frequently hard-reset the machine :(
My freezes stopped (hopefully) after I uninstalled VirtualBox downloaded from the Oracle web-site and installed the one from the standard Ubuntu repository. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/993187 Title: ubuntu 12.04 completely freezes frequently. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/993187/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs