DOCA Glossary
Term | Description |
ACS | Access control services |
ASAP2 | Accelerated Switching and Packet Processing |
ASN | Autonomous system number |
ATF | Arm-trusted firmware |
BAR | Base address register |
BDF address | Bus, device, function address. This is the device's PCIe bus address to uniquely identify the specific device. |
BFB | BlueField bootstream |
BGP | Border gateway protocol |
BMC | Board management controller |
BUF | Buffer |
BSP | BlueField support package |
CBS | Committed burst size |
CIR | Committed information rate |
CMDQ | Command queue |
CPDS | Control pipe dynamic size |
CQE | Completion queue events |
CTX | Context |
DEK | Data encryption key |
DMA | Direct memory access |
DOCA | DPU SDK |
DPA | Data path accelerator; a n auxiliary processor designed to accelerate data-path operations |
DPCP | Direct packet control plane |
DPDK | Data plane development kit |
DPI | Deep packet inspection |
DPIF | Datapath offload interface |
DPU | Data processing unit, the third pillar of the data center with CPU and GPU. BlueField is available as a DPU and as a SuperNIC. |
DW | Dword |
EBS | Excess burst size |
ECE | Enhanced connection establishment |
ECMP | Equal-cost multi-path |
ECPF | Embedded CPU physical function |
EIR | Excess information rate |
EM | Exact match |
eMMC | Embedded multi-media card |
ESP | EFI system partition |
ESP | Encapsulating security payload |
EU | Execution unit. HW thread; a logical DPA processing unit. |
FLR | Function level reset |
FIFO | First-in-first-out |
FIPS | Federal Information Processing Standards |
FPGA | Field-programmable gate arrays |
FW | Firmware |
GDAKIN | GPUDirect async kernel-initiated network |
GDB | GNU debugger |
HCA | Host-channel adapter |
Host | When referring to "the host" this documentation is referring to the server host. When referring to the Arm based host, the documentation will specifically call out "Arm host".
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HW | Hardware |
hwmon | Hardware monitoring |
IB | InfiniBand |
ICM | Interface configuration memory |
ICV | Integrity check value |
IDE | Integrated development environment |
IKE | Internet key exchange |
IR | Intermediate representation |
IRQ | Interrupt request |
KPI | Key performance indicator |
LRO | Large receive offload |
LSO | Large send offload |
LTO | Link-time optimization |
MFT | Mellanox firmware tools |
MLNX_OFED | Mellanox OpenFabrics Enterprise Distribution |
MPU | Message passing interface |
MSB | Most significant bit |
MSI-X | Message signaled interrupts extended |
MSS | Maximum segment size |
MSS | Memory subsystem |
MST | Mellanox software tools |
MTU | Maximum transmission unit |
NAT | Network address translation |
NIC | Network interface card |
NIST | National Institute of Standards and Technology |
NP | Notification point |
NS | Namespace |
NUMA | Non-uniform memory access |
OOB | Out-of-band |
OS | Operating system |
OVS | Open vSwitch |
PAT | Port address translation |
PBA | Pending bit array |
PBS | Peak burst size |
PCIe | PCI Express; Peripheral Component Interconnect Express |
PF | Physical function |
PE | Progress engine |
PHC | Physical hardware clock |
PIR | Peak information rate |
PK | Platform key |
PKA | Public key accelerator |
POC | Proof of concept |
PUD | Process under debug |
RD | Route distinguisher |
RDMA | Remote direct memory access |
RDMA CM | RDMA connection manager |
RegEx | Regular expression |
REQ | Request |
RES | Response |
RN | Request node RN-F – Fully coherent request node RN-D – IO coherent request node with DVM support RN-I – IO coherent request node |
RNG | Random number generator/generation |
RoCE | Ethernet and RDMA over converged Ethernet |
RP | Reaction point |
RQ | Receive queue |
RShim | Random shim |
RSP | Remote serial protocol |
RT | Route target |
RTOS | Real-time operating system |
RTT | Round-trip time |
RX | Receive |
RXP | Regular expression processor |
SA | Security association |
SBSA | Server base system architecture |
SDK | Software development kit |
SF | Sub-function or scalable function |
SFC | Service function chaining (HBN) |
SG | Scatter-gather |
SHA | Secure hash algorithm |
SN | Sequence number |
SNAP | Storage-defined network-accelerated processing |
SNAT | Source NAT |
SPDK | Storage performance development kit |
SPI | Security parameters index |
SQ | Send queue |
SR-IOV | Single-root IO virtualization |
SuperNIC | a configuration of a DPU that is specific for E-W networking. BlueField has a SuperNIC configuration |
SVI | Switch virtual interface |
Sync event | Synchronization event |
TAI | International Atomic Time |
TIR | Transport interface receive |
TIS | Transport interface send |
TLS | Transport layer security |
TSO | TCP segmentation offload |
TX | Transmit |
UDS | Unix domain socket |
UEFI | Unified extensible firmware interface |
UTC | Coordinated Universal Time |
vDPA | Virtual data path acceleration |
VF | Virtual function |
VFE | Virtio full emulation |
VM | Virtual machine |
VMA | NVIDIA® Messaging Accelerator |
VNI |
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VPI | Virtual protocol interconnect |
VRF | Virtual routing and forwarding |
VTEP | VXLAN tunnel endpoint |
WorkQ or workq | Work queue |
WQE | Work queue elements |
WR | Write |
XLIO | NVIDIA® Accelerated IO |