The vSphere CNS-CSI driver that runs in the Supervisor Cluster and pvCSI driver, the CSI version modified for Tanzu Kubernetes clusters, support multiple vSphere and Kubernetes storage features. However, certain limitations apply.
| Supported Functionality | vSphere CNS-CSI with Supervisor Cluster | pvCSI with Tanzu Kubernetes Cluster |
|---|---|---|
| CNS Support in the vSphere Client | Yes | Yes |
| Enhanced Object Health in the vSphere Client | Yes (vSAN only) | Yes (vSAN only) |
| Dynamic Block Persistent Volume (ReadWriteOnce Access Mode) | Yes | Yes |
| Dynamic File Persistent Volume (ReadWriteMany Access Mode) | No | Yes (with vSAN File Services) |
| vSphere Datastore | VMFS/NFS/vSAN/vVols | VMFS/NFS/vSAN/vVols |
| Static Persistent Volume | Yes | Yes |
| Encryption | No | No |
| Offline Volume Expansion | Yes | Yes |
| Online Volume Expansion | Yes | Yes |
| Volume Topology and Zones | No | No |
| Kubernetes Multiple Control Plane Instances | Yes | Yes |
| WaitForFirstConsumer | No | No |
| VolumeHealth | Yes | Yes |
