VKS upgrade request is blocked when SystemChecksSucceeded is false because of a zero-disruption PodDisruptionBudget or a policy or service webhook blocker.

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 … Explore: KB 433183: Fix VKS Cluster Upgrades Blocked by…

An asynchronous VKS package from the Broadcom release source is manually added through Supervisor Management so the version becomes available for upgrade.

Newer VKS Versions Missing from vCenter: Finding and Registering Asynchronous Releases

TL;DR A newer VMware vSphere Kubernetes Service version may be fully released and still not appear in the vCenter upgrade dropdown. Broadcom KB 439327 explains that this is expected for asynchronous VKS releases. The dropdown automatically shows the VKS versions embedded in the installed vCenter build, while later asynchronous releases must be registered manually by … Explore: Newer VKS Versions Missing from vCenter: Finding and…

Broadcom VKS release package flows through the vCenter Supervisor Services UI to service activation on a target Supervisor and availability for new clusters and ClusterClasses.

KB 439327: How to Find and Register Newer VKS Releases in vCenter

TL;DR A newer VMware Kubernetes Service version may be missing from the vCenter upgrade interface even when the environment is functioning correctly. VKS versions bundled with the installed vCenter build appear automatically. Newer asynchronous VKS releases must first be downloaded from the Broadcom Support Portal and registered by uploading the release’s package.yaml file. Registration does … Explore: KB 439327: How to Find and Register Newer…