k8s: Kubernetes Changed Block Tracking API - Beta Differences
Kubernetes Official Blog
2026-09-14
Kubernetes changed block tracking for CSI drivers is now Beta with external-snapshot-metadata v1.0.0. The main Beta change is promotion of SnapshotMetadataService from cbt.storage.k8s.io/v1alpha1 to v1beta1, with no schema change but no served v1alpha1 version.