Ubuntu 18.04 boots forever, how can I check systemctl?
98051
Accessing Recovery Mode
17466
Slow Boot Time on Ubuntu 17.10.1 (systemd-analyze blame results)
79880
How to boot to the recovery mode if it is not listed in Grub?
132739
Will Ubuntu 18.04 LTS still support Upstart or do we have to change to systemd?
155982
What's the easiest way to make my old init script work in systemd?
158778
How to re-enable the systray (indicator panel) after latest updates
85077
How can I tell, from the command line, whether the machine requires a reboot?
26808
Long boot time Ubuntu 18.04
9254
I get a "serious errors while checking the disk drives for /boot" error while booting
64331
How to diagnose/fix very slow boot on Ubuntu 18.04
46041
How to troubleshoot booting to a black screen on VirtualBox
76057
Where do I put my systemd unit file?
1586
How do I find the last logged system boot and shutdown times?
9466
How to get to the GRUB menu at boot-time?
1694
How do I set the grub timeout and the grub default boot entry?
63772
I can't boot into a usable system after updates. What should I do?
67836
Out Of disk, but still boots