https://www.cloudkaramchari.com/tags/amazon-eks/Recent content in Amazon EKS on CloudkaramchariHugo -- gohugo.ioencloudkaramchariFri, 10 Jul 2026 00:00:00 +0530https://www.cloudkaramchari.com/blog/amazon-eks-kubernetes-version-rollback-guide/Fri, 10 Jul 2026 00:00:00 +0530https://www.cloudkaramchari.com/blog/amazon-eks-kubernetes-version-rollback-guide/ <h1 id="amazon-eks-kubernetes-version-rollback-how-to-undo-a-bad-cluster-upgrade">Amazon EKS Kubernetes Version Rollback: How to Undo a Bad Cluster Upgrade</h1> <p>On July 1, 2026, AWS shipped something EKS operators have wanted for years: the ability to actually undo a Kubernetes control plane upgrade. Until now, <code>aws eks update-cluster-version</code> was a one-way door — if you upgraded from 1.32 to 1.33 and something broke (a deprecated API your controller depends on, a webhook that stopped working, an add-on that silently regressed), your only real options were to fix forward or rebuild the cluster. Most teams dealt with this by over-investing in bake periods, staggered upgrade waves, and month-long sign-off processes before touching production.</p>