Ratel: Optimizing Holistic Data Movement to Fine-tune 100B Model on a Consumer GPU.
IEEE International Conference on Data Engineering (ICDE), 2025 (PDF)
I received my M.S. from Zhejiang University. I work on LLM systems, with particular expertise in RL systems.
Blog / Github / Google Scholar / LinkedIn
Ratel: Optimizing Holistic Data Movement to Fine-tune 100B Model on a Consumer GPU.
IEEE International Conference on Data Engineering (ICDE), 2025 (PDF)
SmartReduce: SmartSwitch-Aware SmartNIC-Centric Sparse AllReduce
International Conference for High Performance Computing, Networking, Storage, and Analysis (SC), 2026
DisDP: Disaggregating Compute, Network, and Storage for Model-Sharded Data-Parallel Training.
International Symposium on Computer Architecture (ISCA), 2026 (PDF)
Selected projects that acknowledge my support and contributions.
Ratel (LoHan)
A low-cost, high-performance system for fine-tuning large models; the LoHan project now hosts the Ratel artifact for ICDE 2025.
ASC Student Supercomputer Challenge
Projects developed for the ASC competition.
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