Ubuntu 18.04.6 LTSもわよ
11 updates can be applied immediately.
11 of these updates are standard security updates.
$ apt list --upgradable
Listing... Done
libexpat1/bionic-updates,bionic-security 2.2.5-3ubuntu0.4 amd64 [upgradable from: 2.2.5-3ubuntu0.2]
linux-generic/bionic-updates,bionic-security 4.15.0.169.158 amd64 [upgradable from: 4.15.0.167.156]
linux-headers-generic/bionic-updates,bionic-security 4.15.0.169.158 amd64 [upgradable from: 4.15.0.167.156]
linux-image-generic/bionic-updates,bionic-security 4.15.0.169.158 amd64 [upgradable from: 4.15.0.167.156]
linux-libc-dev/bionic-updates,bionic-security 4.15.0-169.177 amd64 [upgradable from: 4.15.0-167.175]
linux-signed-generic/bionic-updates,bionic-security 4.15.0.169.158 amd64 [upgradable from: 4.15.0.167.156]
$ sudo sh -c 'apt update && apt dist-upgrade -y'
:
$ cat /var/run/reboot-required*
*** System restart required ***
linux-base
$ sync; sync; sync; sudo reboot
(-人-)