Ubuntu 20.04.5 LTSいくよー
$ sudo apt update && apt list --upgradable
:
libnss-systemd/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
libpam-systemd/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
libsystemd0/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
libudev1/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
systemd-sysv/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
systemd-timesyncd/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
systemd/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
udev/focal-updates,focal-security 245.4-4ubuntu3.20 amd64 [upgradable from: 245.4-4ubuntu3.19]
$ sudo apt dist-upgrade -y
$ cat /var/run/reboot-required*
cat: '/var/run/reboot-required*': No such file or directory
systemdとかリブート要らないん