> knowing systemd, journalctl, nginx, apt, ssh and docker and how to run them through bash. Or, the way things are going, systemd, systemd[1], systemd[2], syst

> knowing systemd, journalctl, nginx, apt, ssh and docker and how to run them through bash. Or, the way things are going, systemd, systemd[1], systemd[2], systemd[3], systemd[4] and systemd[5]. [1] https://www.freedesktop.org/software/systemd/man/journalctl.html https://www.freedesktop.org/software/systemd/man/journalctl.... [2] https://www.freedesktop.org/software/systemd/man/systemd-journal-gatewayd.service.html https://www.freedesktop.org/software/systemd/man/systemd-jou... [3] https://www.freedesktop.org/software/systemd/man/systemd-machined.service.html https://www.freedesktop.org/software/systemd/man/systemd-mac... [4] https://www.freedesktop.org/software/systemd/man/systemd-logind.html https://www.freedesktop.org/software/systemd/man/systemd-log... [5] https://www.freedesktop.org/software/systemd/man/systemd-nspawn.html https://www.freedesktop.org/software/systemd/man/systemd-nsp...