Ubuntu 14.04.6 LTS+ESMわよ
$ sudo apt update && apt list --upgradable
:
libgmp10/trusty-infra-security 2:5.1.3+dfsg-1ubuntu1+esm1 i386 [upgradable from: 2:5.1.3+dfsg-1ubuntu1]
libpam-systemd/trusty-infra-security 204-5ubuntu20.31+esm2 i386 [upgradable from: 204-5ubuntu20.31]
libsystemd-daemon0/trusty-infra-security 204-5ubuntu20.31+esm2 i386 [upgradable from: 204-5ubuntu20.31]
libsystemd-login0/trusty-infra-security 204-5ubuntu20.31+esm2 i386 [upgradable from: 204-5ubuntu20.31]
libudev1/trusty-infra-security 204-5ubuntu20.31+esm2 i386 [upgradable from: 204-5ubuntu20.31]
systemd-services/trusty-infra-security 204-5ubuntu20.31+esm2 i386 [upgradable from: 204-5ubuntu20.31]
udev/trusty-infra-security 204-5ubuntu20.31+esm2 i386 [upgradable from: 204-5ubuntu20.31]
$ sudo apt-get upgrade -y
$ cat /var/run/reboot-required*
cat: /var/run/reboot-required*: No such file or directory
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