The Portworx CSI Driver has been verified on both Kubernetes and Nomad. The CSI Driver supports all existing Portworx features as well as most CSI features. See the table below for a detailed picture of what features we support for each scheduler.
For scheduler-specific information, refer to the following pages:
CSI-based Installation Options
| Install Workflow | Kubernetes | Nomad |
|---|
| Operator | Yes | No |
| Portworx Daemonset Installer | Yes | No |
| Nomad Job | No | Yes |
Core Features support
| Feature | Kubernetes | Nomad |
|---|
| Volume Lifecycle | Yes | Yes |
| Sharedv4 Volumes | Yes | Yes |
| Volume Cloning | Yes | Yes |
| CSI Snapshotting | Yes | Yes |
| CSI Spec 1.6 | Yes | Yes |
| PX Security - Volume Lifecycle | Yes | Yes |
| PX Security - Snapshotting | Yes | Yes |
| PX Topology | Yes | No |
| CSI Raw Block | Yes | No |
| Volume Resizing | Yes | Not supported by Nomad: see #10324 |
| Encryption - Vault | Yes | Not supported by Nomad: see #7978 |
| CSI Topology | No; Portworx topology is recommended instead | No |
Kubernetes specific features
| Feature | Supported |
|---|
| Volume Placement Strategies | Yes |
| Auth Token Secrets | Yes |
| Autopilot | Yes |
| Generic Ephemeral Volumes | Yes |
| Encryption with Kubernetes secrets | Yes |
| CSI Migration (Portworx in-tree -> CSI) | In development |
Nomad specific features
| Feature | Supported |
|---|
| Pre-provisioned volume registration | Yes |
Portworx Backup & Stork
| Feature | Kubernetes | Nomad |
|---|
| Portworx Backup support | Yes | No |
| DR/Disaster Recovery | Yes | No |
| Stork Snapshotting | Yes | No |
| Stork Migration | Yes | No |
| Stork Backup | Yes | No |