#Automation

A partial read published as the whole. For an hour the profile said 24 restore scripts across 15 repositories, and the fleet had 73 across 48. Three guards now.

A backup verified by restore is the only kind that exists. Twelve days of OK over a volume nothing wrote to, and 47 templates' restore scripts CI never ran.

Restore drills that measure RTO on a machine that never ran the stack, 47 templates weekly. Every same-host restore passed. The first clean one answered 500.

A third of the images my fleet pins would have had their next AI review written against nothing. How to prove what an AI review read before anyone acts on it.

Mutation testing for infrastructure code, done by hand across fifteen repositories. 153 planted bugs, and four green tests that could never have failed.

A Docker health check whose pattern matches the shell running it can never go red. How to find the checks in your fleet that never failed, and prove each one.

What null_resource is for, how triggers re-run provisioners, where it earns its place, and when terraform_data (Terraform 1.4+) is the cleaner replacement.

What is DevOps? Learn how it unites developers and IT with CI/CD, automation, and collaboration to ship software faster and more reliably.

Learn how to install Foreman on Ubuntu Server to manage, provision, and monitor infrastructure with Puppet integration in a few simple steps.

Step-by-step guide to install Jenkins on Ubuntu Server with Apache, SSL via Let's Encrypt, and system hardening. Ideal for secure CI/CD deployment.

One cmdlet exports every third-party driver from a running Windows or an offline image. Then pnputil reinstalls them, and DISM injects them into install.wim.

LaunchDaemon for boot as root, LaunchAgent for your login: the plist, the launchctl bootstrap commands, where the logs go, and why cron @reboot is only the fallback.