📚 Yilun Wang is currently a 1st-year CSE Ph.D. student at The Chinese University of Hong Kong, advised by Prof. Michael R. Lyu. Previously, he worked as a Research Assistant at Sun Yat-sen University under the guidance of Prof. Pengfei Chen. He has interned at Huawei and Ant Group in Cloud Platform Performance Management related departments, developing algorithms and solving real-world problems.

💡 His research interest lies in (1)Performance optimization for cloud and LLM systems(e.g., config tuning and requests scheduling);(2)LLM4SE

🔥 News

2025.09: 🎉🎉 Our DRR was accepted by SoCC’25.
2025.06: 🎉🎉 Our InferLog was accepted without revision by ICSE’26 with an acceptance rate of 9% (60/660).
2025.05: 🎉🎉 Our LLMConf was accepted by IWQOS’25.
2024.10: 🎉🎉 Our Mint was accepted by ASPLOS’25.[News]
2024.09: 🎉🎉 Our LLM-based ECS metrics prediction solutions won excellent award🏆 in the 2024 TIANCHI Cloud Native Programming Challenge (Bonus 5000¥).[News]
2024.09: 🎉🎉 Our DeepCAT+ was accepted by TPDS.
2024.08: 🎉🎉 Our FaaSConf was accepted by ASE’24.
2024.07: 🎉🎉 Our FaaSRCA was accepted by ISSRE’24.
2022.06: 🎉🎉 Our DeepCAT was accepted by ICPP’22 and was presented at ACM TURC’2023 & ChinaSys.[News]

📝 Publications

ICSE ‘26 (CCF A) InferLog: Accelerating LLM Inference for Online Log Parsing via ICL-oriented Prefix Caching

Yilun Wang, Pengfei Chen*, Haiyu Huang, Zilong He, Gou Tan, Chuanfu Zhang, Jingkai He and Zibin Zheng.

The 48th IEEE/ACM International Conference on Software Engineering, Rio de Janeiro, Brazil, April 2026. [Paper][Code]
ASPLOS ‘25 (CCF A) Mint: Cost-Efficient Tracing with All Requests Collection via Commonality and Variability Analysis

Haiyu Huang, Cheng Chen, Kunyi Chen, Pengfei Chen*, Guangba Yu, Zilong He, Yilun Wang, Huxing Zhang and Qi Zhou.

The ACM International Conference on Architectural Support for Programming Languages and Operating Systems, Rotterdam, the Netherlands, March-April 2025. [Paper]
SoCC ‘25 (CCF B) Defragmentation Scheduling with Deep Reinforcement Learning in Shared GPU Clusters

Qingfu Wu, Pengfei Chen*, Yilun Wang.

The 16th ACM Symposium on Cloud Computing, Virtual event, November 2025.
ASE ‘24 (CCF A) FaaSConf: QoS-aware Hybrid Resources Configuration for Serverless Workflows

Yilun Wang, Pengfei Chen, Hui Dou*, Guangba Yu, Zilong He and Haiyu Huang.

The 39th IEEE/ACM International Conference on Automated Software Engineering, California, United States, October 2024. [Paper][Code]
TPDS ‘24 (CCF A) DeepCAT+: A Low-Cost and Transferrable Online Configuration Auto-Tuning Approach for Big Data Framework

Hui Dou, Yilun Wang(1st student author), Yiwen Zhang*, Pengfei Chen, Zibin Zheng.

IEEE Transactions on Parallel and Distributed Systems. [Paper][Code]
IWQOS ‘25 (CCF B) LLMConf: Knowledge-Enhanced Configuration Optimization for Large Language Model Inference

Jingkai He, Pengfei Chen*, Yilun Wang, Haiyu Huang, Chuanfu Zhang, Haojia Huang, Danwen Chen.

IEEE/ACM International Symposium on Quality of Service, Gold Coast, Australia, July 2025. [Code]
ISSRE ‘24 (CCF B) FaaSRCA: Full Lifecycle Root Cause Analysis for Serverless Applications

Jin Huang, Pengfei Chen*, Guangba Yu, Yilun Wang, Haiyu Huang and Zilong He.

The 35th International Symposium on Software Reliability Engineering, Tsukuba, Japan, October 2024. [Paper]
ICPP ‘22 (CCF B) DeepCAT: A Cost-Efficient Online Configuration Auto-Tuning Approach for Big Data Frameworks

Hui Dou, Yilun Wang(1st student author), Yiwen Zhang*, Pengfei Chen.

The 51st International Conference on Parallel Processing, Bordeaux, France, August 2022. [Paper][Code]

🎖 Honors and Awards

2024.09 Excellent Award, Alibaba Cloud TIANCHI Cloud Native Programming Challenge (As Team Leader)
2024.06 Outstanding Master’s Graduates
2022.10 National Scholarship, Ministry of Education of the P.R. China
2022.09 Outstanding Graduate Student Model and First Prize Scholarship
2020.08 2nd Prize at the National Level, The 13th Chinese Collegiate Computing Competition(4C) (As Team Leader)