📄️ Myth: GKE Zonal Clusters Are Cheaper Than Regional Clusters
Early in my GKE journey, I assumed zonal clusters were the obvious cost saver. “Fewer zones, lower cost,” I thought. It seemed intuitive, and I even recommended zonal clusters to teams looking to save a few dollars.
📄️ Myth: GKE Clusters Without a Release Channel Are Never Auto-Upgraded
During a production incident review, a platform team noticed their GKE control plane version had changed—even though the cluster was explicitly created with No Release Channel and no upgrade job was scheduled.
