HP 201723-B21 - HP StorageWorks Modular SAN Array 1000 Hard Drive Podręcznik administracyjny - Strona 38

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shadow copy

A Microsoft term describing a point-in-time copy of an original volume. The

original volume continues to change as the process continues, but the shadow

copy of the volume remains constant.

snapclone

An HP EVA disk array term denoting a full copy of a volume that becomes

immediately usable by an application. Created much faster than ordinary

clones by taking a snapshot and updating to a full copy in the background.

snapshot

A generic term meaning a static point-in-time copy of a volume, typically used

for backup.

split mirror

A full copy of data that has been split off from the original and is no longer

being updated.

subsystem

Synonym for "disk array" or "RAID."

SVP

Service processor. A laptop PC built into the HP XP Disk Array. The SVP

provides a direct interface into the disk array, and is used by the HP service

representative only.

volume

Generic term for a number of physical disks or portions of disks logically

bound together as a virtual disk containing contiguous logical blocks. Volume

can also be software shorthand for a mapped volume (Windows drive letter

or mount point).

VDS

Microsoft Virtual Disk Service, the Windows service that manages storage

through hardware providers.

volume shadow

See "shadow copy."

copy

VSC

Volume Size Conﬁguration, a feature of HP disk arrays that allows creation of

logical volumes custom-sized according to user requirements.

VSS

Microsoft Volume Shadow Copy Service, the Windows service that creates data

copies. Works through HP Provider to make copies of disk array volumes.

HP StorageWorks XP Disk Array.

Glossary