/lib/systemd/system/

• /lib/systemd/system/
• /lib/systemd/system/phpsessionclean.service
• /lib/systemd/system/nginx.service
• /lib/systemd/system/systemd-resolved.service
• /lib/systemd/system/certbot.service
• /lib/systemd/system/systemd-resolved.service
• /lib/systemd/system/openvpn.service

• /lib/systemd/system/phpsessionclean.timer
• /lib/systemd/system/certbot.timer

• /lib/systemd/system/prometheus-node-exporter.service
• /lib/systemd/system/prometheus.service

/lib/systemd/system/sysstat-collect.timer
/lib/systemd/system/sysstat-summary.timer

Related terms

• /proc/
• Systemd services
• Cron, crontab

See also

• Timer (systemd), systemctl list-timers, systemctl cat apt-daily.timer, /lib/systemd/system/, .timer
• Systemd: systemctl, systemd-journald, journalctl systemd-cat, systemd-logind, systemd-networkd:networkctl, systemd-timesyncd, systemd-resolved, systemd-udevd , Systemd-logind: loginctl, hostnamectl, udevadm, systemd-run, portablectl, systemd-nspawn, systemd resource management, Timer (systemd), systemd logs, /etc/systemd/, systemd services, systemd-mount, /run/systemd/, .service, /usr/lib/systemd/, /usr/lib/systemd/system/, /usr/lib/systemd/system/systemd-resolved.service, /lib/systemd/, machinectl, systemd-oomd, systemd-analyze

https://wiki.ubuntu.com/DebuggingSystemd