Zero-Downtime Rollbacks Are a Deployment Design Problem
A rollback is only as fast as the slowest thing it has to undo. Most teams discover this at 2am, mid-incident, with a database migration in the way.
Category
Kubernetes
Scheduling, rollouts and the control plane, explained from first principles.
3 posts
Health Checks That Lie: liveness, readiness and the Restart Loop
A liveness probe that checks the database turns a slow dependency into a cluster-wide restart storm. Here is the discipline that prevents it…
GitOps Changes What Your Pipeline Is Allowed to Do
GitOps is usually sold as "declarative deploys". The real change is smaller and stricter: CI stops touching production, and that fixes a lot…
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