One of the common needs in a cloud platform is to add storage capacity for expansion or performance improvement. In the Dell Red Hat OpenStack Cloud Solution, the Ceph storage backend is easily expanded by the addition of Dell PowerEdge R730xd storage nodes to an existing Ceph cluster. Red Hat Ceph Storage version 1.3 is used for block, image, and ephemeral storage in the Dell Red Hat OpenStack Cloud Solution version 4.0.

This technical guide provides information necessary for OpenStack administrators or deployment engineers to add an additional Dell PowerEdge R730xd storage node to an existing Ceph cluster.