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Acronyms-4 Acronyms and Abbreviations
Hitachi Universal Storage Platform V/VM User and Reference Guide
ODM Object Data Manager
OEM
original equipment manufacturer
OFC
open fibre control
ORM
online read margin
OS
operating system
PAV
Parallel Access Volume
PB petabyte (see
Convention for Storage Capacity Values)
PC
personal computer system
PCI
power control interface
P/DAS
PPRC/dynamic address switching (IBM mainframe software function)
PDEV physical device
PDL
Product Documentation Library
PG parity group
PPRC
Peer-to-Peer Remote Copy (an IBM mainframe host software function)
PS
power supply
RAB
RAID Advisory Board
RAID
redundant array of independent disks
RAM
random-access memory
RC
reference code
RISC
reduced instruction-set computer
R/W
read/write
S/390
IBM System/390 architecture
SAN
storage-area network
SATA serial Advanced Technology Attachment standard
SCSI
small computer system interface
SCP
state-change pending
sec.
second
seq.
sequential
SFP small form-factor pluggable
SGI
Silicon Graphics, Inc.
SI
ShadowImage
SIM
service information message
SIz
ShadowImage for z/OS
SLPR storage logical partition
SMA shared memory adapter
SMS
System Managed Storage
SNMP
simple network management protocol
SSID
storage system identification
SVP
service processor
SW
switch, short wavelength
TB
terabyte (see Convention for Storage Capacity Values)
T&B
Thomas & Betts
TC
TrueCopy
TCz
TrueCopy for z/OS
TID
target ID
TPF
Transaction Processing Facility
TSO
Time Sharing Option (an IBM mainframe operating system option)
UCB
unit control block