そうそうUbuntu 14.04 LTS+ESM
$ sudo sh -c 'apt update && apt-get upgrade -y'
:
The following packages will be upgraded:
vim-common vim-nox vim-runtime vim-tiny
4 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
:
$ cat /var/run/reboot-required*
cat: /var/run/reboot-required*: No such file or directory
ありがてえありがてえ