HP XP Business Copy Software - Manual (Page 110)

Glossary
A
ACP Array control processor.
C
CTG Consistency group.
CU Control unit.
CVS Customized volume size.
D
DKC Disk controller.
E
ECC Error check and correct.
ESCON Enterprise systems connection An optical interface used to connect the mainframe to the control
unit; a predecessor to FICON.
G
G-ID Host group ID.
GT HP Graph-Track.
L
LD, LDEV Logical device. An LDEV is created when a RAID group is carved into pieces according to the
selected host emulation mode (that is, OPEN-3, OPEN-8, OPEN-9). The number of resulting LDEVs
depends on the selected emulation mode. The term LDEV is also known as term volume.
LDKC Logical disk controller.
LUN Logical unit number.
M
MU Mirror unit.
P
P-VOL Primary volume.
PDEV Physical device.
S
S-VOL Secondary or remote volume. The copy volume that receives the data from the primary volume.
SI Hitachi ShadowImage. Also known as HP StorageWorks XP Business Copy.
SIz ShadowImage for Mainframe.
SM Shared memory.
SMPL Simplex.
SVP Service processor. A computer built into a disk array. The SVP, used only by an HP service
representative, provides a direct interface to the disk array.
110 Glossary