👋 About me
I am Yuhang Zhou (周 宇航), a fourth-year Ph.D. candidate in Computer Science at the State Key Laboratory for Novel Software Technology, Nanjing University. I am currently under the supervision of Prof. Chen Tian and Dr. Zhibin Wang. I am expected to graduate in June 2027.
🌱 Research Interests
- Machine Learning Systems (MLSys)
- Model training/inference performance optimization (ATC ‘25, ASPLOS ‘25)
- Large Language Model (LLM) serving scheduling (Arxiv ‘25, Arxiv ‘24)
- Distributed Systems & Data Center Networks
- Network performance optimization (TPDS ‘22)
- Data-parallel job scheduling (TPDS ‘22)
🔥 News
- 2025.04: 🎉🎉 Paper: Hermes is accepted by ATC 2025.
- 2025.01: 🎉🎉 Paper: My paper of roofline analysis is accepted by ASPLOS 2025.
- 2024.08: 🎉🎉 Paper: Sans is accepted by HPEC 2024.
- 2023.06: 🎉🎉 Paper: AFNFA is accepted by APNet 2023.
- 2022.04: 🎉🎉 Paper: Pushbox is accepted by IEEE TPDS.
- 2022.02: 🎉🎉 Paper: Meet is accepted by IEEE TPDS.
📝 Publications
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ATC’25
Accelerating Model Training on Ascend Chips: An Industrial System for Profiling, Analysis and Optimization. (CCF-A) 📄 Paper
- 👤 Yuhang Zhou, Zibo Wang, Zhibin Wang, Ruyi Zhang, Chen Tian, Xiaoliang Wang, Wanchun Dou, Guihai Chen, Binqiang Wang, Yonghong Tian, Yan Zhang, Hui Wang, Fuchun Wei, Boquan Sun, Jingyi Zhang, Bin She, Teng Su, Yifan Yao, Chunsheng Li, Ziyang Zhang, Yaoyuan Wang, Bin Zhou, Guyue Liu
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ASPLOS’25
Squeezing Operator Performance Potential for the Ascend Architecture. (CCF-A) 📄 Paper
- 👤 Yuhang Zhou, Zhibin Wang, Guyue Liu, Shipeng Li, Xi Lin, Zibo Wang, Yongzhong Wang, Fuchun Wei, Jingyi Zhang, Zhiheng Hu, Yanlin Liu, Chunsheng Li, Ziyang Zhang, Yaoyuan Wang, Bin Zhou, Wanchun Dou, Guihai Chen, Chen Tian
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HPEC’24
Sans: Streaming Anonymized Network Sensing. 📄 Paper
- 👤 Ketai Zhao, Yuhang Zhou, Hongxu Pan, Zhibin Wang, Sheng Zhong and Chen Tian
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APNet’23 Poster
AFNFA: An Approach to Automate NCCL Configuration Exploration. 📄 Paper
- 👤 Zibo Wang, Yuhang Zhou, Chen Tian, Xiaoliang Wang, Xianping Chen
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IEEE TPDS
PushBox: Making Use of Every Bit of Time to Accelerate Completion of Data-parallel Jobs. (CCF-A) 📄 Paper
- 👤 Chen Tian, Yi Wang, Bingchuan Tian, Yang Zhao, Yuhang Zhou, Chenxu Wang, Haoran Guan, Wanchun Dou, and Guihai Chen
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IEEE TPDS
MEET: rack-level pooling based load balancing in datacenter networks. (CCF-A) 📄 Paper
- 👤 Jiaqing Dong, Lijuan Tan, Chen Tian, Yuhang Zhou, Yi Wang, Wanchun Dou, and Guihai Chen
📰 Preprints
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Arxiv 25
Echo: Efficient Co-Scheduling of Hybrid Online-Offline Tasks for Large Language Model Serving. 📄 Paper
- 👤 Zhibin Wang, Shipeng Li, Xue Li, Yuhang Zhou, Zhonghui Zhang, Zibo Wang, Rong Gu, Chen Tian, Kun Yang, Sheng Zhong
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Arxiv 24
Revisiting SLO and Goodput Metrics in LLM Serving. 📄 Paper
- 👤 Zhibin Wang, Shipeng Li, Yuhang Zhou, Xue Li, Rong Gu, Nguyen Cam-Tu, Chen Tian, Sheng Zhong
🏆 Honors and Awards
- 2025.04: Postgraduate Research & Practice Innovation Program of Jiangsu Province.
- 2024.08: IEEE HPEC Graph Challenge 2024 Honorable Mention.
🎓 Educations
- 2021.09 - (now), Nanjing University, China. Ph.D in Computer Science and Technology, supervised by Prof. Chen Tian.
- 2016.09 - 2020.06, Nanjing University, China. B.S in Computer Science and Technology.
💻 Internships
- 2023.01 - (now), Huawei, China, supervised by Jingyi Zhang.
- 2022.07 - 2022.12, Pengcheng Lab, China, supervised by Bingqiang Wang.
📚 Teaching
- 2022.02 - 2022.06, Teaching Assistant, Computer Network Spring 2022, Nanjing University.