HP StorageWorks EVA Hardware Providers administration guide Windows 2003 (T1634-96054, August 2006)

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 browser-based interface that allows
management of an HP disk array.
differential copy A copy of a database consi
sting only of the differences in the database since
the last full co py.
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).
EV A HP StorageWorks Enterprise Vir
tual 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 RA ID subsystem. A virtual disk, consisting of multiple portions of
physical disks add ressed as a single unit.
mirror Synonymous with “clone.”
MSA HP Storag eWorks 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original and is no longer being updated.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 independ ent disks.
SVOL Secondar y 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 automatically-switched connectivity bet ween ser vers and storage
in the fabric.
SNMP Simple Network Managem ent Protocol.
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