Is there still CPU activity when this happens? I.e. does it show up in "top". Does the file /var/log/dist-upgrade/apt.log keeps changing (you can test by opening a terminal and running "tail -f /var/log/dist-upgrade/term.log" on it while doing the upgrade.
Is there still CPU activity when this happens? I.e. does it show up in "top". Does the file /var/log/ dist-upgrade/ apt.log keeps changing (you can test by opening a terminal and running "tail -f /var/log/ dist-upgrade/ term.log" on it while doing the upgrade.