KB 433183: Fix VKS Cluster Upgrades Blocked by “SystemChecksSucceeded condition is not True”
TL;DR Broadcom KB 433183 describes a VKS 3.5 and later upgrade guardrail that blocks a version update when the cluster is likely to become stuck during rolling node replacement. The two broad causes are PodDisruptionBudgets with zero allowed disruptions and third-party admission webhooks that can prevent critical system pods from being created. Treat the condition … Read more