HP 3000 Enterprise Virtual Array - Manual (Page 228)

Glossary
228 Enterprise Virtual Array 3000 User Guide
snapshot
A temporary virtual disk (VD) that reflects the contents of another virtual disk at a particular
point in time. A snapshot operation is only done on an active virtual disk. Only one snapshot of
an active virtual disk can exist at any point. The active disk and its snapshot constitute a virtual
family.
See also active virtual disk, virtual disk copy, and virtual disk family.
SSN
Storage System Name. A Command View EVA-assigned, unique 20-character name that
identifies a specific storage system.
StorageWorks by HP
The HP trademarked name used to describe the set of rack-mounted enclosures containing
controllers, transceivers, I/O modules, EMUs, disk drives, cables, blowers, and power supplies
used to design and configure a solution-specific storage system.
storage carrier
See carrier.
Storage Management Appliance Software
A centralized, appliance-based monitoring and management interface that supports multiple
applications, operating systems, hardware platforms, storage systems, tape libraries and
SAN-related interconnect devices. It is included and resides on the HP OpenView Storage
Management Appliance, a single aggregation point for data management.
storage pool
The aggregated blocks of available storage in the total physical disk array.
storage system
The controllers, storage devices, enclosures, cables, and power supplies and their software.
Storage System Name
See SSN.
switch
An electro-mechanical device that initiates an action or completes a circuit.
TB
Terabyte. A term defining either:
■ A measure of either storage or memory capacity of 1,099,5111,627,776 (2
40
) bytes.
■ A data transfer rate.
See also TBps.