HP P6000 Cluster Extension Software Administrator Guide (5697-0986, June 2011)

vdisk A simulated disk drive accessible from hosts attached to the SAN. When it is a
member of a DR group, a vdisk is the HSV implementation of a copy set, and it
can have two states: normal and copying.
virtual disk family A virtual disk and its snapshot, if a snapshot exists, constitute a family. The
original virtual disk is called the active disk. When you first create a virtual disk
family, the only member is the active disk.
VM Virtual Machine.
VSC Volume size customization. Also known as CVS.
WBEM Web-based enterprise management.
WDM Wavelength division multiplexing. The technique of placing multiple optical
signals on a single optical cable simultaneously.
World Wide Name
(WWN)
A 64- or 128-bit identifier that uniquely identifies the address of a component
on the fabric.
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