Siddle DevOps https://lab.siddle.nl/ Tom Siddle’s public Linux, system administration, infrastructure and DevOps learning portfolio. en Mon, 07 Sep 2026 00:00:00 +0200 Why this DevOps portfolio exists https://lab.siddle.nl/blog/why-this-devops-portfolio-exists/ https://lab.siddle.nl/blog/why-this-devops-portfolio-exists/ Mon, 07 Sep 2026 00:00:00 +0200 Why I am making the learning process public instead of waiting until I can present a polished end state. Building the infrastructure that will eventually host this website https://lab.siddle.nl/blog/building-infrastructure-that-will-host-this-website/ https://lab.siddle.nl/blog/building-infrastructure-that-will-host-this-website/ Mon, 07 Sep 2026 00:00:00 +0200 Why the current provider is intentional and the later self-hosted migration is the project. Why ssh.service can be disabled while SSH still works https://lab.siddle.nl/blog/why-ssh-service-can-be-disabled/ https://lab.siddle.nl/blog/why-ssh-service-can-be-disabled/ Mon, 07 Sep 2026 00:00:00 +0200 A lab observation about systemd socket activation, listeners and service state. Solving the problem versus understanding the problem https://lab.siddle.nl/blog/solving-the-problem-versus-understanding-the-problem/ https://lab.siddle.nl/blog/solving-the-problem-versus-understanding-the-problem/ Mon, 07 Sep 2026 00:00:00 +0200 Why production recovery and lab investigation need different priorities.