UET Congestion Management: Introduction

Introduction Figure 6-1 depicts a simple scale-out backend network for an AI data center. The topology follows a modular design, allowing the network to scale out or scale in as needed. The smallest building block in this example is a segment, which consists of two nodes, two rail switches, and one spine switch. Each node in the segment is equipped with a dual-port UET NIC and two GPUs. Within a…