Huawei CSI
Table 1 Features supported by Huawei storage and constraints
Feature | OceanStor A800 Cluster on iMaster DME |
|---|
Static Provisioning | - DataTurbo/NFS 3
- Global file systems of the OceanStor A800 cluster are supported.
|
Dynamic Provisioning |
Manage Provisioning |
Expand Persistent Volume | Volumes created in Dynamic Provisioning or Manage Provisioning mode are supported. |
Create VolumeSnapshot | Not supported |
Delete VolumeSnapshot | Not supported |
Restore VolumeSnapshot | Not supported |
Clone Persistent Volume | Not supported |
Raw Block Volume | Not supported |
Topology | Supported |
Generic Ephemeral Volumes | Supported |
Access Mode | RWO, ROX, RWX, and RWOP. RWOP is supported only in Kubernetes 1.22 or later. |
QoS | Not supported |
Application type | Not supported |
Volume HyperMetro | Not supported |
Multiple vStores | Not supported |
KV cache | Supported in 25.1.0 and later versions |
Table 2 Features supported by Huawei iMaster DME dtrees
Feature | Supported or Not |
|---|
Static Provisioning | √ |
Dynamic Provisioning | √ |
Manage Provisioning | √ |
Expand Persistent Volume | √ |
Access Mode | √ (RWX/RWO/ROX/RWOP: Kubernetes 1.22 or later supports RWOP.) |
Multiple vStores | X |
Create VolumeSnapshot | X |
Delete VolumeSnapshot | X |
Restore VolumeSnapshot | X |
Clone Persistent Volume | X |
QoS | X |
Volume HyperMetro | X |
Application type | X |