4S
|
4-socket
|
ACE
|
access control entry
|
ACF
|
Access Control File
|
AES
|
Advanced Encryption Standard
|
AESKW
|
AES Key Wrap
|
AI
|
artificial intelligence
|
AME
|
Active Memory Expansion
|
AMM
|
Active Memory Mirroring
|
ANSI
|
American National Standards Institute
|
AOC
|
Active Optical Cable
|
API
|
application programming interface
|
ARI
|
analog rack interface
|
ASMI
|
Advanced System Management Interface
|
BMC
|
baseboard management controller
|
BSC
|
Blind-Swap Cassette
|
CAC
|
Common Access Card
|
CCA
|
Common Cryptographic Architecture
|
CEC
|
central electronic complex
|
CLI
|
command-line interface
|
CMAC
|
Cipher-based Message Authentication Code
|
CMOS
|
complimentary metal-oxide-semiconductor
|
CoD
|
Capacity on Demand
|
CRC
|
cyclic redundancy check
|
CRU
|
customer-replaceable unit
|
CSP
|
Client Support Portal
|
CSU
|
customer setup
|
CUoD
|
Capacity Upgrade on Demand
|
CVEs
|
Common Vulnerabilities and Exposures
|
DCM
|
dual-chip module
|
DDIMM
|
Differential Dual Inline Memory Module
|
DDR4
|
Double Data Rate 4
|
DDW
|
Dynamic DMA Window
|
DES
|
Data Encryption Standard
|
DEXCR
|
Dynamic Execution Control Register
|
DF
|
decimal floating-point
|
DLPAR
|
dynamic logical partition
|
DMA
|
direct memory access
|
DME
|
dense math engine
|
DPM
|
dynamic performance mode
|
DRAM
|
dynamic RAM
|
DRO
|
Dynamic Resource Optimizer
|
DSP
|
Data Secure Platform
|
EA
|
effective address
|
eBMC
|
enterprise Baseboard Management Controller
|
ECC
|
error correction code
|
ECDSA
|
Elliptic Curve Digital Signature Algorithm
|
ED/FI
|
Error Detection and Fault Isolation
|
EDR
|
Endpoint Detection and Response
|
EEH
|
enhanced error handling
|
EMEA
|
Europe, Middle East, and Asia
|
ERAT
|
effective-to-real address translation
|
ESA
|
Electronic Service Agent
|
eSCM
|
entry single-chip module
|
ESM
|
Enclosure Services Manager
|
FC
|
Fibre Channel
|
FFDC
|
First Failure Data Capture
|
FHE
|
fully homomorphic encryption
|
FIFO
|
first in - first out
|
FIR
|
Fault Isolation Register
|
FPCM
|
Format Preserving Counter Mode
|
FPE
|
format-preserving encryption
|
FRU
|
field-replaceable unit
|
FSP
|
Flexible Service Processor
|
GA
|
General Availability
|
GCC
|
GNU Compiler Collection
|
GTMS
|
Global Total Microcode Support
|
GTps
|
giga-transfers per second
|
HA
|
high availability or highly available
|
HDDW
|
Huge Dynamic DMA Window
|
HLFH
|
Half Length Full Height
|
HLHH
|
Half Length Half Height
|
HMAC
|
Hash-Based Message Authentication Code
|
HMC
|
Hardware Management Console
|
HNV
|
Hybrid Network Virtualization
|
HPT
|
hardware page table
|
IaaS
|
infrastructure as a service
|
IBM
|
International Business Machines Corporation
|
IBM CMC
|
IBM Cloud Management Console
|
IBM ESS
|
IBM Entitled Systems Support
|
IBM SSR
|
IBM System Services Representative
|
IDP
|
Intrusion Detection and Prevention
|
iPDU
|
intelligent power distribution unit
|
IPL
|
initial program load
|
IPMI
|
Intelligent Platform Management Interface
|
IPS
|
idle power saver mode
|
ISA
|
instruction set architecture
|
ISV
|
independent software vendor
|
KVM
|
keyboard/video/mouse
|
LA
|
Latin America
|
LaMa
|
Landscape Management
|
LAN
|
local area network
|
LDAP
|
lightweight directory access protocol
|
LE
|
Little Endian
|
LMB
|
local memory bus
|
LPAR
|
logical partition
|
LPM
|
Live Partition Mobility
|
MCU
|
memory controller unit
|
MES
|
Miscellaneous Equipment Specification
|
MFA
|
Multi-Factor Authentication
|
MMA
|
Matrix Math Accelerator
|
MPM
|
maximum performance mode
|
MSP
|
Mover Server Partition
|
MSPP
|
multiple shared processor pools
|
MTBF
|
mean time between failures
|
MTFR
|
MPM typical frequency range
|
MTM
|
machine type and model
|
NA
|
North America
|
NCSI
|
Network Connectivity Status Indicator
|
NPIV
|
N_Port ID Virtualization
|
NTP
|
Network Time Protocol
|
NUCA
|
non-uniform cache access
|
NVMe
|
Non-Volatile Memory Express
|
NX
|
nest accelerator
|
OIDC
|
OpenID Connect
|
OMI
|
Open Memory Interface
|
OS
|
operating system
|
OSHA
|
Occupational Safety and Health Administration
|
P2PE
|
point-to-point encryption
|
PCIe
|
Peripheral Component Interconnect Express
|
PCR
|
Processor Compatibility Register
|
PDU
|
power distribution unit
|
PEC
|
PCI Express controller
|
PEP2
|
Power Enterprise Pools 2.0
|
PFW
|
partition firmware
|
PHB
|
PCI host bridge
|
PIN
|
personal identification number
|
PIR
|
Processor Instruction Retry
|
PIV
|
Personal Identification Verification
|
PKI
|
public key infrastructure
|
PMIC
|
Power Management Integrated Circuit
|
PowerAXON
|
Power/A-bus/X-bus/OpenCAPI/Networking
|
PSU
|
power supply unit
|
QP
|
quad-precision floating-point
|
RAS
|
reliability, availability, and serviceability
|
RDHX
|
Rear Door Heat Exchanger
|
REST
|
Representational State Transfer
|
RHEL
|
Red Hat Enterprise Linux
|
RISC
|
reduced-instruction-set-computer
|
ROP
|
return-oriented programming
|
RSA
|
Rivest-Shamir-Adleman
|
rsh
|
Remote Shell
|
SAN
|
storage area network
|
SAS
|
serial-attached SCSI
|
SCM
|
single-chip module
|
SCSI
|
Small Computer Serial Interface
|
SDS
|
software-defined storage
|
SEA
|
Shared Ethernet Adapter
|
SEL
|
system event log
|
SFP
|
Service Focal Point
|
SHA
|
Secure Hash Algorithm
|
SIMD
|
single instructions multiple data
|
SIU
|
SMP interconnect unit
|
SLA
|
service-level agreement
|
SMP
|
symmetric multiprocessing
|
SMT
|
simultaneous multithreading
|
SP
|
service pack
|
SPCN
|
system power control network
|
SPP
|
shared processor pool
|
SPT
|
System Planning Tool
|
SR-IOV
|
single-root I/O virtualization
|
SRDF
|
Symmetrix Remote Data Facility
|
SRR
|
Simplified Remote Restart
|
SSD
|
solid state drive
|
SSH
|
Secure Shell
|
SSIC
|
IBM System Storage Interoperation Center
|
SSO
|
single sign-on
|
ST
|
single-threaded
|
SUE
|
Special Uncorrectable Error
|
SUMA
|
Service Update Management Assistant
|
SVC
|
SAN Volume Controller
|
SWMA
|
Software Maintenance Agreement
|
TCE
|
translation control entity
|
TCO
|
total cost of ownership
|
TIM
|
thermal interface material
|
TL
|
technology level
|
TLB
|
translation lookaside buffer
|
TNC
|
Trusted Network Connect
|
TPM
|
trusted platform module
|
UAK
|
Update Access Key
|
UI
|
user interface
|
USB
|
Universal Serial Bus
|
vHMC
|
virtual HMC
|
VIOS
|
Virtual I/O Server
|
VLAN
|
virtual local area network
|
VM
|
virtual machine
|
VMI
|
Virtualization Management Interface
|
vNIC
|
virtual Network Interface Controller
|
VSU
|
vector scalar unit
|
VSX
|
Vector Scalar eXtension
|
WORM
|
write once, read many
|
WPAR
|
Workload Partition
|
YB
|
yottabyte
|