Controllers are active / passive, used for failover within a peer node only. Single controller nodes provide no HA in the event of a controller failure. an enclosure) support dual controllers, with some “E” models supporting a single controller node.
The primary differentiating factor in the entry-level systems is that a peer group is limited to two nodes.ĭell EqualLogic nodes (e.g. For International Support Numbers click here. For Technical Support cases please login to TechDirect or call 1-80 US only. Please contact customer service with questions. Additionally, an entire system / node must have the same type of disk drives and the same RAID level.Ī Dell peer group will dynamically load balance data and access and across all elements of pool. Dell storage software is non-transferable, and you must use your Customer’s login credentials to perform downloads on their behalf. Each enclosure houses between 12 – 24 SFF (2.5”) devices, or 12 LFF – 3.5” devices.
However, multiple systems may be joined together into a group known as a peer group. Most competitor systems in the entry and midrange market utilize a dual controller design attached to multiple back-end disk trays along with extra cost software features.Įach system (also known as a node) is housed within a single enclosure. The Dell EqualLogic systems have a unique architecture both in the capability to join systems together into a cluster or a group, as well as the long list of included software features. The Dell EqualLogic PS storage array series are multiple models for both entry and midrange iSCSI SAN storage systems offered under the Dell EqualLogic brand.
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