Custom Resources (CRDs)

• : A Rook cluster provides the basis of the storage platform to serve block, object stores, and shared file systems.
• Pool: A pool manages the backing store for a block store. Pools are also used internally by object and file stores.
• : A file system provides shared storage for multiple Kubernetes pods.

• Cluster: CockroachDB is an open-source distributed SQL database that is highly scalable across multiple global regions and also highly durable.