I am a second-year Ph.D. student in Computer Science at the University of Illinois Urbana-Champaign, working with Minjia Zhang. I study elastic and efficient machine learning systems, with a current emphasis on RL training and efficient training kernels.
🙋 Feel free to reach out via email if you are interested in my research.
🔥 News
Jun 25, 2025
Our work SuperOffload has been accepted at ASPLOS 2026.
Apr 29, 2025
Our work Universal Checkpointing has been accepted at USENIX ATC 2025.
Feb 3, 2025
I am honored to receive the Amazon PhD Fellowship ($70K).
📃 Selected Papers
ASPLOS’26
SuperOffload: Unleashing the Power of Large-Scale LLM Training on Superchips
@inproceedings{lian2026superoffload,title={SuperOffload: Unleashing the Power of Large-Scale LLM Training on Superchips},author={Lian, Xinyu and Tanaka, Masahiro and Ruwase, Olatunji and Zhang, Minjia},booktitle={Proceedings of the 31st ACM International Conference on Architectural Support for Programming Languages and Operating System},year={2026},}
ATC’25
Universal Checkpointing: A Flexible and Efficient Distributed Checkpointing System for Large-Scale DNN Training with Reconfigurable Parallelism
@inproceedings{lian2025ucp,title={Universal Checkpointing: A Flexible and Efficient Distributed Checkpointing System for Large-Scale DNN Training with Reconfigurable Parallelism},author={Lian, Xinyu and Jacobs, Sam Ade and Kurilenko, Lev and Tanaka, Masahiro and Bekman, Stas and Ruwase, Olatunji and Zhang, Minjia},booktitle={Proceedings of the 2025 USENIX Annual Technical Conference},year={2025},}
@inproceedings{lian2025ciri,title={Large Language Models as Configuration Validators},author={Lian, Xinyu and Chen, Yinfang and Cheng, Runxiang and Huang, Jie and Thakkar, Parth and Zhang, Minjia and Xu, Tianyin},year={2025},booktitle={Proceedings of the 47th IEEE/ACM International Conference on Software Engineering},}
FSE’24
Demo
Ctest4J: A Practical Configuration Testing Framework for Java
@inproceedings{wang2024ctest4j,title={Ctest4J: A Practical Configuration Testing Framework for Java},author={Wang, Shuai and Lian, Xinyu and Li, Qingyu and Marinov, Darko and Xu, Tianyin},year={2024},booktitle={Proceedings of the 30th ACM International Conference on the Foundations of Software Engineering, Demo Papers},series={FSE Demo 2024},}
@inproceedings{wang2023urts,title={Test Selection for Unified Regression Testing},author={Wang, Shuai and Lian, Xinyu and Marinov, Darko and Xu, Tianyin},year={2023},booktitle={Proceedings of the 45th IEEE/ACM International Conference on Software Engineering},location={Melbourne, Australia},series={ICSE 2023},}