systemd-system-update-generator(8) centos man page | unix.com

SYSTEMD-SYSTEM-UPDATE-GENERATOR(8)			  systemd-system-update-generator			SYSTEMD-SYSTEM-UPDATE-GENERATOR(8)

NAME
       systemd-system-update-generator - Generator for redirecting boot to offline update mode

SYNOPSIS
       /usr/lib/systemd/system-generators/systemd-system-update-generator

DESCRIPTION
       systemd-system-update-generator is a generator that automatically redirects the boot process to system-update.target if /system-update
       exists. This is required to implement the logic explained in the System Updates Specification[1].

       systemd-system-update-generator implements the generator specification[2].

SEE ALSO
       systemd(1), systemd.special(7)

NOTES
	1. System Updates Specification
	   http://freedesktop.org/wiki/Software/systemd/SystemUpdates

	2. generator specification
	   http://www.freedesktop.org/wiki/Software/systemd/Generators

systemd 208													SYSTEMD-SYSTEM-UPDATE-GENERATOR(8)