Dell CX4 manual Cluster Storage Requirements, Enclosure Expansion

Cluster Storage

Table 1-2 lists supported storage systems and the configuration requirements for the cluster nodes and stand-alone systems connected to the storage systems.

Table 1-2. Cluster Storage Requirements

Hardware Components	Requirement
Supported storage	One to four supported Dell/EMC storage systems. See
systems	Table 1-3 for specific storage system requirements.
Cluster nodes	All nodes must be directly attached to a single storage system
	or attached to one or more storage systems through a SAN.
Multiple clusters and	Can share one or more supported storage systems. See
stand-alone systems	"Installing and Configuring the Shared Storage System" on
	page 45.

Table 1-3 lists hardware requirements for the storage processor enclosures (SPE), disk array enclosures (DAE), and standby power supplies (SPS).

Table 1-3. Dell/EMC Storage System Requirements

Processor	Minimum Storage	Possible Storage	SPS
Enclosure		Expansion
CX4-120	One DAE-OS with at	Up to seven DAE’s with	Two for SPE and
	least five and up to 15	a maximum of 15 hard	DAE-OS
	hard drives	drives each
CX4-240	One DAE-OS with at	Up to fifteen DAE’s with	Two for SPE and
	least five and up to 15	a maximum of 15 hard	DAE-OS
	hard drives	drives each
CX4-480	One DAE-OS with at	Up to thirty one DAE’s	Two for SPE and
	least five and up to 15	with a maximum of 15	DAE-OS
	hard drives	hard drives each
CX4-960	One DAE-OS with at	Up to sixty three DAE’s	Two for SPE and
	least five and up to 15	with a maximum of 15	DAE-OS
	hard drives	hard drives each

NOTE: The DAE-OS is the first DAE enclosure that is connected to the CX4-series (including all of the storage systems listed above). Core software is preinstalled on the first five hard drives of the DAE-OS.

10

Introduction