HP XP P9000 Command View Advanced Edition Software Licenses User Manual

Page 243

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JVM

Java Virtual Machine

JWS

Java Web Start

LAN

local area network. A computer network that spans a relatively small geographic
area, such as a single building or group of buildings.

LDAP

Lightweight Directory Access Protocol

LDEV (logical
device)

A volume created in a storage system. See also LU.

LDKC

Logical disk controller

logical group

A user-defined collection of managed resources (hosts and volumes) that are
grouped according to business operations, geographic locations, or other
organizational divisions. Logical groups can be public or private:

Public logical groups are accessible by any Command View AE Suite user.

Private logical groups are accessible only by Command View AE Suite users
who belong to user groups that are associated with the logical group.

logical unit

A volume, or LDEV, created in an open storage system, or configured for use by
an open-systems host, for example, OPEN-V. See also LDEV.

logical unit
number

A unique management number that identifies a logical unit (LU) in a storage
system. A logical unit can be an end user, a file, a disk drive, a port, a host
group that is assigned to a port, an application, or virtual partitions (or volumes)
of a RAID set.
Logical unit numbers (LUNs) are used in SCSI protocols to differentiate disk drives
in a common SCSI target device, such as a storage system. An open-systems
host uses a LUN to access a particular LU.

LU

See logical unit.

LUN

See logical unit number.

LUSE

LUN expansion; LU size expansion

management client A computer used to operate a graphical user interface client or a command-line

interface client.

NIC

Network interface card

pair status

Indicates the condition of a copy pair. A pair must have a specific status for
specific operations. When a pair operation completes, the status of the pair
changes to a different status determined by the type of operation.

path

A path from a storage system volume to a host group.
In this manual, the term "path" may mean a path, external path, or LUN path
without making distinctions among them.

pool volume
(pool-VOL)

A logical volume that is reserved for storing Snapshot data or HP StorageWorks
P9000 Thin Provisioning write data.

primary volume

In a volume pair, the source volume that is copied to another volume using the
volume replication functionality of a storage system. The data on the P-VOL is
duplicated synchronously or asynchronously on the secondary volume (S-VOL).

User Guide

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