Disk array
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A disk array is an enterprise storage system which contains multiple disk drives. It is differentiated from a disk enclosure in that an array has cache and intelligence so that it can perform functions like RAID and virtualization.
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[edit] Components of a typical disk array include:
[edit] Typical disk arrays fall into five categories:
[edit] Network attached storage (NAS) arrays:
- 3PAR and ONStor UtiliCat Unified Storage
- HP ProLiant® Storage Server
- Network Appliance Filer
- Coraid EtherDrive®
[edit] Modular storage area network (SAN) arrays:
- 3PAR InServ E-Class
- EMC CLARiiON
- HP Storageworks EVA family products
- Hitachi Thunder family products
- IBM DS4000/FAStT family of storage servers
- IBM DS6000 series storage servers
- Infortrend EonStor / EonRAID family
- Sun StorEdge 99xx (9970, 9980, 9985, 9990)
- Xiotech Magnitude 3D
[edit] Monolithic (Enterprise)storage area network (SAN) arrays:
- EMC Symmetrix
- Hitachi Lightning and TagmaStore USP family products
- HP XP
- IBM Enterprise Storage Server (ESS)
- IBM DS8000 series of storage servers
- Infortrend EonStor / EonRAID family
[edit] Storage virtualization
Intelligent SAN or Storage Servers (Software that adds disk controller functionality to standard server hardware platforms). Hardware independent software that typically runs as a control program on top of a standard OS platform (Windows, Linux, etc.):
- DataCore Software Corporation [1] SANsymphony Storage Domain Servers and SANmelody Disk Servers
- Falconstor IPStor Software
- IBM SAN Volume Controller
[edit] Utility Storage storage area network (SAN) arrays:
- 3PAR InServ Storage Servers
- Pillar Data Systems Axiom
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