Kubernetes CSI Volume Snapshots: How They Work, How to Restore, and How to Test
Indeed, CSI snapshots are storage-level, point-in-time copies exposed through Kubernetes APIs. They only work for PersistentVolumes provisioned by CSI drivers; in-tree volume plugins cannot use the CSI snapshot APIs. But reliable recovery also needs workload consistency and repeatable restore testing. As per CNCF’s annual survey, Kubernetes production use reached 80% in 2024, which means snapshot mistakes […]