Practical articles on AI, DevOps, Cloud, Linux, and infrastructure engineering.
Install Ansible, write your first playbook, and configure a remote server (nginx + a deploy user) without touching it manually. The basics that scale up.
We migrated 47 cron jobs to systemd timers across our fleet. The mechanical conversion was easy. The interesting parts were the bugs we found that cron had been hiding.
Step-by-step debugging of a production Linux server hitting 100% CPU. From top to perf to the actual fix.
A practical systemd drop-in guide built from a real operations problem: vendor unit files kept changing, but the team still needed consistent restart, environment, and logging behavior.
A practical systemd reliability guide for Linux services, built around repeated restart-loop incidents and the unit-file patterns that finally made those services boring.
A production-tested Linux patch management workflow for teams that need security fixes without turning every maintenance window into a gamble.
Concrete systemd unit patterns that reduced flakiness: restart policies, resource limits, and structured logs.
Write Ansible playbooks that are idempotent, readable, and maintainable for config management.
We run mostly on AWS but use GCP for specific workloads. The honest cost-benefit analysis of multi-cloud, plus the patterns that make it not awful.
