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.
š Feel free to reach out via email if you are interested in my research.
š„ 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).
š Selected Papers
ASPLOSā26
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},}
ATCā25
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},}
@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},}