Current File : //usr/lib/systemd/system/smartd.service
[Unit]
Description=Self Monitoring and Reporting Technology (SMART) Daemon
Documentation=man:smartd(8) man:smartd.conf(5)

[Service]
Type=notify
EnvironmentFile=-/etc/sysconfig/smartmontools
ExecStart=/usr/sbin/smartd -n $smartd_opts
ExecReload=/bin/kill -HUP $MAINPID
StandardOutput=syslog

[Install]
WantedBy=multi-user.target