Hi, this is Qiaoling Chen (陈 巧玲). I am a first-year Ph.D student majoring in Computer Science at S-Lab Nanyang Technological University (NTU), supervised by Prof. Tianwei Zhang. My research interest focuses on Machine Learning (LLM) systems. Before that, I graduated from the National University of Singapore in 2023. I was a research intern at Shanghai AI Lab and OneFlow.

📝 Publications

Published

MLSYS 2026 ReSpec: Towards Optimizing Speculative Decoding in Reinforcement Learning Systems
Qiaoling Chen, Zijun Liu, Peng Sun, Shenggui Li, Guoteng Wang, Ziming Liu, Yonggang Wen, Siyuan Feng, Tianwei Zhang
ICS 2026 SPPO: Efficient Long-sequence LLM Training via Adaptive Sequence Pipeline Parallel Offloading
Qiaoling Chen, Shenggui Li, Wei Gao, Peng Sun, Yonggang Wen, Tianwei Zhang
NSDI 2026 Di-PS: System-Algorithm Co-Design for Asynchronous and Heterogeneous Cross-Cluster LLM Training at Scale
Shengwei Li*, Qiaoling Chen*, Zhiquan Lai, Penglong Jiao, Wenwen Qu, Kun Cai, Jiaxing Li, Peng Sun, Xingcheng Zhang, Xiaoge Deng, Kai Lu, and Dongsheng Li, Tianwei Zhang
FAST 2026 AdaCheck: An Adaptive Checkpointing System for Efficient LLM Training with Redundancy Utilization
Weijie Liu, Shengwei Li, Zhiquan Lai, Keshi Ge, Qiaoling Chen, Peng Sun, Dongsheng Li, Kai Lu
IWQoS 2024 AMSP: Reducing Communication Overhead of ZeRO for Efficient LLM Training
Qiaoling Chen, Qinghao Hu, Guoteng Wang, Yingtong Xiong, Ting Huang, Xun Chen, Yang Gao, Hang Yan, Yonggang Wen, Tianwei Zhang, Peng Sun
NSDI 2024 Characterization of Large Language Model Development in the Datacenter
Qinghao Hu*, Zhisheng Ye*, Zerui Wang*, Guoteng Wang, Meng Zhang, Qiaoling Chen, Peng Sun, Dahua Lin, Xiaolin Wang, Yingwei Luo, Yonggang Wen, Tianwei Zhang
OSDI 2023 Hydro: Surrogate-Based Hyperparameter Tuning Service in Datacenters
Qinghao Hu, Zhisheng Ye, Meng Zhang, Qiaoling Chen, Peng Sun, Yonggang Wen, Tianwei Zhang

Preprint

2026 CONCUR: High-Throughput Agentic Batch Inference of LLM via Congestion-Based Concurrency Control
Qiaoling Chen, Zhisheng Ye, Tian Tang, Peng Sun, Boyu Tian, Guoteng Wang, Shenggui Li, Yonggang Wen, Zhenhua Han, Tianwei Zhang
2024 InternEvo: Efficient Long-sequence Large Language Model Training via Hybrid Parallelism and Redundant Sharding
Qiaoling Chen, Diandian Gu, Guoteng Wang, Xun Chen, YingTong Xiong, Ting Huang, Qinghao Hu, Xin Jin, Yonggang Wen, Tianwei Zhang, Peng Sun
2024 LoongTrain: Efficient Training of Long-Sequence LLMs with Head-Context Parallelism
Diandian Gu, Peng Sun, Qinghao Hu, Ting Huang, Xun Chen, Yingtong Xiong, Guoteng Wang, Qiaoling Chen, Shangchun Zhao, Jiarui Fang, Yonggang Wen, Tianwei Zhang, Xin Jin, Xuanzhe Liu

🎖 Professional Services

  • Eurosys’24: Shadow Committee Member
  • OSDI’23: AE Committee Member
  • ATC’23: AE Committee Member