This video explains the basics of Systemd in detail.
As part of the video, the below are explained.
1.What is Systemd?
2.What are the functions of Systemd?
3.Different Units of Systemd including Services, Sockets, Targets, Slices, Mounts etc.
4.How daemons are managed by Services?
5.Basic systemctl commands to manage systemd Units including services.
6.Demos with different examples.
Please go through below videos about the Linux Architecture and Linux Boot Process.
https://youtu.be/MfKDZYRVlSE
https://youtu.be/B7irFi2NlmU
For Automating Start and Stop of an example service(Jenkins) using Systemd Service,please go through below video.
https://youtu.be/a_x8z-OmkNE?si=UY5Za6z_5GiIxFQ6