Вот вывод команды:
$ systemctl --failed
UNIT LOAD ACTIVE SUB DESCRIPTION
● systemd-sysctl.service loaded failed failed Apply Kernel Variables
LOAD = Reflects whether the unit definition was properly loaded.
ACTIVE = The high-level unit activation state, i.e. generalization of SUB.
SUB = The low-level unit activation state, values depend on unit type.
1 loaded units listed. Pass --all to see loaded but inactive units, too.
To show all installed unit files use 'systemctl list-unit-files'.
А так же по мимо ошибки бывает иногда проскакивает рябь на экране