2 papers
cs.DC2026
The Energy Cost of Execution-Idle in GPU Clusters
Yiran Lei, Jared Fernandez, Vasilis Kypriotis +4
GPUs are becoming a major contributor to data center power, yet unlike CPUs, they can remain at high power even when visible activity is near zero. We call this state execution-idl…
cs.DC2026
FAST: An Efficient Scheduler for All-to-All GPU Communication
Yiran Lei, Dongjoo Lee, Liangyu Zhao +9
All-to-All(v) communication is a critical primitive in modern machine learning workloads, particularly mixture-of-experts (MoE) models. Unfortunately, efficient scheduling is chall…