Practical articles on AI, DevOps, Cloud, Linux, and infrastructure engineering.
How a small team moved from single-region risk to a simple active/passive multi-region setup without doubling complexity.
We have a few hundred shell scripts in production. The patterns that make them survive contact with reality, and the ones we've stopped writing.
Filesystem choice, mount options, IO schedulers — the per-host tweaks that actually moved disk performance for our database and storage workloads.
A real story of removing console-only changes, adding drift detection, and getting Terraform back in charge.
How processes actually live and die on Linux, the tools that show what's happening, and the patterns we use for monitoring service health.
A practical Linux hardening checklist for production hosts. The settings that earn their place via real production reasons, not the cargo-cult version.
A condensed checklist of the systemd unit-file patterns we now use everywhere, with the production reasons each one matters.
A systematic approach to debugging Linux network issues. The tools that earn their place and the order I use them in.
A practical Linux performance tuning playbook for production servers. The kernel parameters, disk and network tweaks that earn their place, and the ones that turned out to be folklore.
