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Author

Zhuolong Yu

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Preprint Sep 2026

HOCCL: Offloading Collective Communication from GPU Cores to Accelerate Distributed Training

Large language model training involves massive computation on GPU streaming multiprocessors (SMs), the primary compute units of GPUs. Since SMs host specialized accelerators such as Tensor Cores, their efficient utilization is critical to training efficiency. Unfortunately, existing collective communication systems com...

Yao Fei, Gong-Ming Zhao, Hong-Li Xu et al. · 0 citations
Book Open access Aug 2026

Rethinking Cloud Optimization: Volatility-Driven for Better Outcomes

Hestia is proposed, a framework that achieves long-term stable oversubscription through workload aggregation through a smoothing-based method to classify workloads suitable for aggregation according to their periodicity, and an aggregation algorithm to minimize the overall MCV.

Baoqing Wang, Gongming Zhao, Hongli Xu et al. · 0 citations

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