| Glossary |
AL | Arbitrated loop. |
| Arbitrated loop physical address. |
array group | A group of 4 or 8 physical hard disk drives (HDDs) installed in an XP disk |
| array and assigned a common RAID level. RAID1 array groups are made |
| up of 4 HDDs (2D+2D). A RAID1 group is two 4 HDD array groups |
| concatenated together (4D+4D). RAID5 array groups are made up of 4 or 8 |
| HDDs, depending on whether they are RAID5 3D+1P or RAID5 7D+1P, |
| respectively. All RAID6 array groups are made up of 8 HDDs (6D+2P). |
BC | HP StorageWorks Business Copy XP. BC lets you maintain up to nine local |
| copies of logical volumes on the disk array. |
CA | HP StorageWorks Continuous Access XP. CA lets you create and maintain |
| duplicate copies of local logical volumes on a remote disk array. |
Command View | HP StorageWorks Command View XP, a software product for managing XP |
(CVXP) | arrays. Command View runs on a |
Command View XP | HP StorageWorks Command View XP Advanced Edition, installs on the |
Advanced Edition | |
(CVXP AE) | platform from which you can manage the XP family of disk |
| globally distributed arrays. |
command device | A volume on the disk array that accepts Continuous Access or Business Copy |
| control operations which are then executed by the disk array. |
CU | Control Unit. Contains LDEVs and is approximately equivalent to SCSI |
| Target ID. |
Glossary | 77 |