Current File : //usr/lib/systemd/system/systemd-update-utmp.service

#  SPDX-License-Identifier: LGPL-2.1+
#
#  This file is part of systemd.
#
#  systemd is free software; you can redistribute it and/or modify it
#  under the terms of the GNU Lesser General Public License as published by
#  the Free Software Foundation; either version 2.1 of the License, or
#  (at your option) any later version.

[Unit]
Description=Update UTMP about System Boot/Shutdown
Documentation=man:systemd-update-utmp.service(8) man:utmp(5)
DefaultDependencies=no
RequiresMountsFor=/var/log/wtmp
Conflicts=shutdown.target
After=systemd-remount-fs.service systemd-tmpfiles-setup.service auditd.service
Before=sysinit.target shutdown.target

[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart=/usr/lib/systemd/systemd-update-utmp reboot
ExecStop=/usr/lib/systemd/systemd-update-utmp shutdown