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Glossary
This glossary defines terms that are used in this guide or are related to the software.
A
array A synonym of storage array, storage system, and virtual array. A group of disks in one or more
disk enclosures combined with controller software that presents disk storage capacity as one or
more virtual disks.
array-based
management
A management structure in which HP P6000 Command View is installed on the management
module within the array controller enclosure.
C
client An intelligent device that requests services from other intelligent devices. In the context of EVA
software, a client is a computer used to access the software remotely using a supported browser.
consistency group A collection of related virtual disks against which operations should be performed together
(consistently).
controller software Software used by array controllers to manage all aspects of array operations.
D
default disk group The disk group created when the array is initialized. The disk group must contain a minimum of
eight disks. The maximum is the number of installed disks.
disk group A named group of disks selected from all the available disks in a disk array. One or more virtual
disks can be created from a disk group. Also refers to the physical disk locations associated with
a parity group.
DR group Data replication group. A logical group of virtual disks in a remote replication relationship with
a corresponding group on another array.
DR relationship When one array mirrors data to a second, remote array, they are said to have a DR relationship.
E
enabled host A host that is equipped with a replication manager host agent.
EVA Enterprise Virtual Array. An HP disk array product that allows pooled disk capacity to be presented
to hosts as one or more variably sized physical devices. An EVA consists of disks, controllers,
cables, power supplies, and controller software. Storage system, virtual array, and storage array
are other names for an EVA.
F
failover The process that occurs when one device assumes the workload of a failed companion device.
Failovers can be planned or unplanned.
FCoE Fiber Channel over Ethernet.
G
general-purpose
server
A server that runs customer applications such as file and print services.
H
host A computer that runs user applications and uses the information stored on an array.
100 Glossary