Practical articles on AI, DevOps, Cloud, Linux, and infrastructure engineering.
Practical game day scenarios for CI/CD: broken rollbacks, permission issues, and slow feedback loops—and how we fixed them.
We replaced 47 percentile threshold alerts with 3 SLO burn-rate alerts. The on-call rotation gets paged less and catches more.
We mapped every byte that ends up in our production containers. The map showed three places trust was implicit. Each became a control.
Platform teams own the systems that EVERY service depends on. Our incident response playbook for when the foundation cracks.
HPA, VPA, and Cluster Autoscaler / Karpenter solve overlapping problems badly when you don't understand which one owns what. The mental model that keeps them from fighting.
We removed the corporate VPN, set up workload identity everywhere, and made every service prove who it is on every call. The actual implementation, with what worked and what we abandoned.
We run ~600 GitHub Actions workflow runs per day across 80 repos. The patterns that scale and the ones that hit limits we didn't expect.
We cut our average production image size by 78% with multi-stage builds. The patterns that worked, the ones that didn't, and the production gotchas.
