HP XP P9000 Command View Advanced Edition Software User Manual

Page 163

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LU (logical unit)

A volume created in an open storage system. See also LDEV.

LUN (logical unit
number)

A management number assigned to an LU in a storage system. A LUN is a number
assigned to identify an LU for the port in the storage system to which the LU is
connected, either by the port or by the host group assigned to the port. An open
system host uses a LUN to access a particular LU.

LUSE

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

OS

Operating system

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.

pair status

Copy pair status.

pool-VOL

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

P-VOL (primary
volume)

The source volume that is copied to another volume using the volume replication
functionality of a storage system.

properties files

Files that define the operating environment. The operating environment can be
modified by changing the appropriate property files.

RACF (Resource
Access Control
Function)

Functionality for controlling user authentication and resource access on the
mainframe host.

RADIUS

Remote Authentication Dial In User Service

RAID

Redundant array of inexpensive disks

RAID level

The type of RAID implementation. RAID levels include RAID 0, RAID 1, RAID 2,
RAID 3, RAID 4, RAID 5 and RAID 6.

refresh

To update the database using the most recent information.

resource group

Resources grouped by storage system, parity group, LDEV ID, storage port, etc.

role

Operation(s) permission that users in a user group have for resources in a resource
group.

SAN

Storage area network

SAS (Serial
Attached SCSI)

A replacement for Fibre Channel drives in high performance applications. See
SCSI.

SATA (Serial
Advanced

A version of the ATA interface that uses a serial connection architecture.

Technology
Attachment)

User Guide

163

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