HP StorageWorks XP10000 - Disk Array Manuel de configuration - Page 31

Glossary

AL-PA

DOSD

CHA

command device

CVS

emulation mode

failover

FCA

FC-AL

FCP

HBA

Arbitrated loop physical address.

Dump Off System Disk

Channel adapter. A device that provides the interface between the array and

the external host system. Occasionally, this term is used synonymously with the

term channel host interface processor (CHIP).

A volume on the disk array that accepts HP StorageWorks Continuous Access

or HP StorageWorks Business Copy control operations which are then executed

by the array.

Control unit.

Custom volume size. CVS devices (OPEN-x CVS) are custom volumes configured

using array management software to be smaller than normal fixed-size OPEN

system volumes. Synonymous with volume size customization (VSC). OPEN-V is

a CVS-based volume.

The LDEVs associated with each RAID group are assigned an emulation mode

that makes them operate like OPEN system disk drives. The emulation mode

determines the size of an LDEV.

OPEN-3: 2.46 GB

OPEN-8: 7.38 GB

OPEN-9: 7.42 GB

OPEN-E: 13.56 GB

OPEN-K: Not available

OPEN-L: 36 GB

OPEN-M Not available

OPEN-V: User-defined custom size

An operation that reverses replication direction so that the destination becomes

the source and the source becomes the destination. Failovers can be planned or

unplanned and can occur between DR groups, managed sets, fabrics or paths,

and array controllers.

Fibre Channel. A network technology primarily used for storage networks.

Fibre Channel Adapter.

Fibre Channel arbitrated loop.

Fibre Channel protocol.

Host bus adapter.

XP Disk Array Configuration Guide: OpenVMS