Nvidia BlueField-2 InfiniBand User Manual

NVIDIA BlueField-2 InfiniBand/Ethernet DPU User Guide 35
State Bi-Color LED (Yellow/Green)
Error
4Hz blinking Yellow Indicates an error with the link.
The error can be one of the following:
Error
Type
Description LED Behavior
I
2
C
I
2
C access to the
networking ports fails
Blinks until
error is fixed
Over-
current
Over-current condition of
the networking ports
Blinks until
error is fixed
Physical Activity Blinking Green
Link Up Solid Green
Physical Up (InfiniBand
Mode Only)
Solid Yellow
PCI Express Interface
The DPU supports PCI Express Gen 4.0 (1.1, 2.0 and 3.0 compatible) through x16 edge
connectors. The following lists PCIe interface features:
PCIe Gen 4.0, and 3.0, 2.0 and 1.1 compatible
2.5, 5.0, or 8.0, or 16.0 GT/s link rate x16 lanes
Auto-negotiates to x16, x8, x4, x2, or x1
Support for MSI/MSI-X mechanisms
DDR4 SDRAM On-Board Memory

Nvidia BlueField-2 InfiniBand Specifications

General

Processor	Arm Cortex-A72
Connectivity	InfiniBand, Ethernet
Security	Hardware Root of Trust, Secure Boot
Crypto Acceleration	Yes
Architecture	Arm
PCIe Interface	PCIe 4.0 x16
Security Acceleration	Yes
Network Acceleration	Yes
Network Interface	InfiniBand
Memory	16GB DDR4
Form Factor	PCIe
Product Type	DPU (Data Processing Unit)
Ethernet Speed	200Gbps
Storage	NVMe over Fabric support
Networking Features	RDMA, RoCE, SR-IOV
Cores	8x Arm A72 cores