Debugging DNS Resolution Failures in Kubernetes
A systematic way to diagnose Kubernetes DNS failures — from CoreDNS crashes and NetworkPolicy egress blocks to the ndots:5 latency trap and the...
Read more →Field notes on Kubernetes, CI/CD, and building infrastructure that doesn't page you at 3am.
A systematic way to diagnose Kubernetes DNS failures — from CoreDNS crashes and NetworkPolicy egress blocks to the ndots:5 latency trap and the...
Read more →What "production-ready" actually means for a Kubernetes cluster — architecture, security, resources, networking, availability, observability, and...
Read more →A practical checklist covering the security, resource, and networking issues I find most often when auditing production Kubernetes clusters.
Read more →The same five pipeline anti-patterns show up in nearly every codebase I onboard. Here's how to spot and fix them.
Read more →Most alerting problems aren't a tooling problem — they're a "we alert on everything" problem. Here's how I scope alerts that actually mean something.
Read more →