MoE Inference in Production: Taming Expert Skew and Cross-GPU Communication with Expert Parallel, EPLB, and DeepEP
MoE deployments often shift bottlenecks from compute to expert skew and All-to-All communication. This guide covers Expert Parallel, EPLB, and redundant experts with vLLM, TensorRT-LLM, and DeepEP, plus phased rollout, observability metrics, and a launch checklist.