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Intel Rack Scale Design (RSD) driver

The Intel Rack Scale Design volume driver is a block storage driver providing NVMe-oF support for RSD storage.

System requirements

To use the RSD driver, the following requirements are needed:

The driver only supports RSD API at version 2.4 or later.
The driver requires rsd-lib.
cinder-volume should be running on one of the composed node in RSD, and have access to the PODM url.
All the nova-compute services should be running on the composed nodes in RSD.
All the cinder-volume and nova-compute nodes should have installed dmidecode and the latest nvme-cli with connect/disconnect subcommands.

Supported operations

Create, delete volumes.
Attach, detach volumes.
Copy an image to a volume.
Copy a volume to an image.
Create, delete snapshots.
Create a volume from a snapshot.
Clone a volume.
Extend a volume.
Get volume statistics.

Configuration

On cinder-volume nodes, using the following configurations in your /etc/cinder/cinder.conf:

volume_driver = cinder.volume.drivers.rsd.RSDDriver

The following table contains the configuration options supported by the RSD driver:

cinder.volume.drivers.rsd