Production down with 'no healthy upstream' but staging works? Your GKE Gateway API health check is misconfigured. Step-by-step fix inside.
3 posts exploring Kubernetes and related topics.
Technical insights and engineering experiences from building production systems.
Production down with 'no healthy upstream' but staging works? Your GKE Gateway API health check is misconfigured. Step-by-step fix inside.
After building CI/CD pipelines with GitLab CI, Jenkins, and GitHub Actions for years, I thought deployment was just another pipeline step. Then Flux CD showed me the fundamental difference between Push and Pull models—and solved problems I didn't even know I had.
Encountering 'nginx.ingress.kubernetes.io/server-snippet annotation cannot be used' errors after upgrading ingress-nginx? Here's how to fix the breaking changes in version 1.9 with proper Helm configuration and security considerations.