HP StorageWorks EVA Hardware Providers administration guide Windows 2003 (T1634-96052, February 2006)

MSA HP StorageWorks Modular Smar t 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split off from the original and is no longer being updated.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 fa
bric
The Fi
bre Channel hardware and cabling that connects servers
to st
orage devices in a Storage Area Network (SAN) is referred
to as
a “fabric.” A fabric switch provides automatically-switched
connectivity between servers a nd storage in the fabric.
SNMP Simple Net work M anagement Protocol.
shadow copy A Microsoft term describing a point-in-time copy of a n original
volume. The original volume continues to change as the process
continues,buttheshadowcopyofthevolumeremainsconstant.
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 a nd
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is no longer being updated.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 Dis k Array.
The SVP provides a direct interface into the disk array, and is
used by the H P 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 b e software shor thand for a
mapped volume (Windows drive letter or mount point).
VDS MicrosoftVirtualDiskService,theWindowsservicethat
manages storage through hardware p roviders.
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Glossary