Glossary
This glossary defines acronyms and terms used in this guide or related to this product and is not a comprehensive glossary of computer terms.
API | Application Programming Interface, an interface that allows a software |
| application to connect to and work with a third party software application. |
clone | A full copy of a volume, usable by an application. |
CV | HP StorageWorks CommandView, a |
| management of an HP disk array. |
differential copy | A copy of a database consisting only of the differences in the database since |
| the last full copy. |
disk array | A RAID. A collection of disk drives within a cabinet or multiple cabinets and |
| including a controller and software allowing drives to be ganged together in |
| various configurations to create virtual drives (LUNs). |
EVA | HP StorageWorks Enterprise Virtual Array. |
FC | Fibre Channel, a fiber optic interconnection standard commonly used for |
| storage area networks. |
GUI | Graphical User Interface. |
HBA | Host bus adapter. The FC interface card that installs in a host to connect the |
| host to a fabric SAN. |
HWP | Hardware Providers. A collection of software that executes on the host, a bus |
| adapter, and the disk array to enable managing and/or copying of array LUNs |
| through the Windows OS and applications. |
LAN | Local Area Network. |
LUN | Logical Unit Number. A physically addressable storage unit as surfaced by a |
| hardware RAID subsystem. A virtual disk, consisting of multiple portions of |
| physical disks addressed as a single unit. |
mirror | Synonymous with “clone.” |
MSA | HP StorageWorks Modular Smart Array. |
plex | A Microsoft term denoting a full copy of data that has been split off from the |
| original and is no longer being updated. Synonymous with “split mirror.” |
PVOL | Primary volume. Typically the volume where application data is stored. |
RAID | Redundant array of independent disks. |
SVOL | Secondary volume. The volume that receives backup copies of data. |
SAN fabric | The Fibre Channel hardware and cabling that connects servers to storage |
| devices in a Storage Area Network (SAN) is referred to as a “fabric.” A fabric |
| switch provides |
| in the fabric. |
SNMP | Simple Network Management Protocol. |
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