Your problem seems not related to Sage, but to how your distro/desktop-manager handles the power mangement. It is possible that, when closing the lid, your desktop-manager just locks the screen, but then shut down after a few hours. You should have a look to the power-management preferences (or the /etc/acpi directory).
Your problem seems not related to Sage, but to how your distro/desktop-manager handles the power mangement. lid closure. It is possible that, when closing the lid, your desktop-manager just locks the screen, but then shut down after a few hours. You should have a look to the power-management preferences (or the /etc/acpi directory).
Your problem seems not related to Sage, but to how your distro/desktop-manager handles the lid closure. It is possible that, when closing the lid, your desktop-manager just locks the screen, screen (so that the computation continues), but then shut shuts down after a few hours. You should have a look to the power-management preferences (or the /etc/acpi directory).