Publications

Journal articles and conference papers, listed by year.

2027

AdaptCP: Hotness-Aware Adaptive Checkpointing for Industry-Scale Recommendation Model Training

Junhong Liu, Yitang Yang, Xiaoyang Sun, Jiapeng Chen, Fangzheng Li, Zheng Zheng, Menghao Zhang, Tianyu Wo, Chunming Hu, Chengru Song, Jin Ouyang, Renyu Yang

2027 ACM European Conference on Computer Systems (Eurosys) (CCF A)

2026

SynergyScale: Optimizing Offloading and Task Partitioning for Efficient Model Training

Xiaoyang Sun, Jie Xu, Zheng Wang

2026 IEEE Transactions on Parallel and Distributed Systems (TPDS) (CCF A)

SuperCA: Hierarchical Reinforcement Learning for ScalableCompiler Phase Ordering on HPC

Guohui Zhang, Xiaoyang Sun+, Zhanhong Ding, Sai Liu, Pengyu Huang, Wei Wang, Zheng Wang

2026 ACM Symposium on Cloud Computing (SoCC) (CCF B)

SKAI: Scaling Industry-Scale Recommendation Model Training with Embedding Optimization

Junhong Liu, Jin Ouyang, Xiaoyang Sun, Jiapeng Chen, Guowang Zhang, Yitang Yang, Dinghao Xue, Yuxi Luo, Zeying Wang, Haiping Xu, Hengrui Ju, Xu He, Yiwu Liu, Chen Yang, Tianyu Wo, Chunming Hu, Renyu Yang

2026 ACM Symposium on Cloud Computing (SoCC) (CCF B)

Laplace: Predictive Sandbox Orchestration for LLM Agents

Yihui Zhang, Tianyu Wo, Jinghao Wang, Xiaoyang Sun*, Menghao Zhang, Cangzhou Yuan, Li Li, Chunming Hu, Albert Y. Zomaya, Renyu Yang

2026 ACM Symposium on Cloud Computing (SoCC) (CCF B)

CapOpt: Capability-aware Superoptimization for Secure and Provably Faster Code

Xiaoyang Sun, Dejice Jacob, Huanting Wang, Jeremy Singer, Zheng Wang

2026 International Conference on Object-Oriented Programming Systems, Languages, and Applications (OOPSLA) (CCF A)

Maestro: Workload-Aware Cross-Cluster Scheduling for LLM-Based Multi-Agent Systems

Jinghao Wang, Xiao Zhou, Xiaoyang Sun*, Yihui Zhang, Yilong Li, Tianyu Wo, Xu Wang, Chunming Hu, Renyu Yang

2026 IEEE International Conference on Distributed Computing Systems (ICDCS) (CCF B)

DeepShare: Assurance-Driven Deep Learning Job Scheduling for Multi-Tenant Clusters

Jinghao Wang, Yihang Zhou, Xiao Zhou, Xinlei Zheng, Xiaoyang Sun*, Tianyu Wo, Chunming Hu, Renyu Yang

2026 IEEE International Conference on Cluster Computing (CLUSTER) (CCF B)

2025

AuraNav: Safety-Centric Navigation through Real-Time Familiarity and Social Awareness

Kaiwei Yang, Di Zhang, Mingli Qi, Xinyang Peng, Shijin Zhao, Renyu Yang, Xiaoyang Sun*

2025 IEEE International Conference on Joint Cloud Computing (JCC) (CCF C)

Sweet or Sour CHERI: Performance Characterization of the Arm Morello Platform

Xiaoyang Sun, Jeremy Singer, Zheng Wang

2025 IEEE International Symposium on Workload Characterization (IISWC)

KAIR: A Statistical and Causal Approach to Pinpointing Stragglers in Distributed Model Training

Yitang Yang, Junhong Liu, Jiapeng Chen, Xiaoyang Sun*, Tianyu Wo, Chunming Hu, Chengru Song, Jin Ouyang, Renyu Yang

2025 IEEE/ACM International Conference on Automated Software Engineering (ASE) (CCF A) (Industry Showcase)

KAIOps: A Platform Solution of End-to-End Multi-Modal AIOps for AI Training at Scale

Zeying Wang, Junhong Liu, Penghao Zhang, Xiaoyang Sun, Xu Wang, Tianyu Wo, Chunming Hu, Chengru Song, Jin Ouyang, Renyu Yang

2025 IEEE/ACM International Conference on Automated Software Engineering (ASE) (CCF A) (Industry Showcase)

2024

DRLCap: Runtime GPU Frequency Capping with Deep Reinforcement Learning

Yiming Wang, Meng Hao, Hui He, Weizhe Zhang, Qiuyuan Tang, Xiaoyang Sun, Zheng Wang

2024 IEEE Transactions on Sustainable Computing (TSUSC) (CCF C)

GNNRI: detecting anomalous social network users through heterogeneous information networks and user relevance exploration

Yangyang Li, Xinyue Sun, Renyu Yang, Xiaoyang Sun, Shiru Chen, Shuhai Wang, Md Zakirul Alam Bhuiyan, Albert Y. Zomaya, Jie Xu

2024 International Journal of Machine Learning and Cybernetics

2023

Afﬁnity-Aware Capacity Planning for Scheduling Long-Running Applications in Shared Clusters

Clement Mommessin, Renyu Yang, Natalia V Shakhlevich, Xiaoyang Sun, Satish Kumar, Junqing Xiao, Jie Xu

2023 Journal of Parallel and Distributed Computing (JPDC) (CCF B)

2022

QoS-Aware Co-Scheduling for Distributed Long-Running Applications on Shared Clusters

Jianyong Zhu, Renyu Yang, Xiaoyang Sun, Tianyu Wo, Chunming Hu, Hao Peng, Junqing Xiao, Albert Zomaya, and Jie Xu

2022 IEEE Transactions on Parallel and Distributed Systems (TPDS) (CCF A)

StrongHold: Fast and Affordable Billion-scale Deep Learning Model Training

Xiaoyang Sun, Wei Wang, Shenghao Qiu, Renyu Yang, Songfang Huang, Jie Xu, Zheng Wang

2022 IEEE/ACM Super Computing (SC) (CCF A)

AIACC-Training: Optimizing Distributed Deep Learning Training through Multi-streamed and Concurrent Gradient Communications

Lixiang Lin, Shenghao Qiu, Ziqi Yu, Liang You, Long Xin, Xiaoyang Sun, Jie Xu, Zheng Wang

2022 IEEE International Conference on Distributed Computing Systems (ICDCS) (CCF B)

2021

Automated Conformance Testing for JavaScript Engines via Deep Compiler Fuzzing

Guixin Ye, Zhanyong Tang, Shin Hwei Tan, Dingyi Fang, Xiaoyang Sun, Lizhong Bian, Songfang Huang, Haibo Wang, Zheng Wang

2021 ACM SIGPLAN Conference on Programming Language Design and Implementation (PLDI) (CCF A)

PRComm: Anti-interference Cross-Technology Communication Based on Pseudo-random Sequence

Wei Wang, Dingsheng He, Wan Jia, Xiaojiang Chen, Tao Gu, Haiyan Liu, Xiaoyang Sun, Guannan Chen, Fuping Wu

2021 International Conference on Information Processing in Sensor Networks (IPSN) (CCF B)

2020

Performance-aware Speculative Resource Oversubscription for Large-scale Clusters

Renyu Yang, Chunming Hu, Xiaoyang Sun, Peter Garraghan, Tianyu Wo, Zhenyu Wen, Hao Peng , Jie Xu, and Chao Li

2020 IEEE Transactions on Parallel and Distributed Systems (TPDS) (CCF A)

2018

ROSE: Cluster Resource Scheduling via Speculative Over-subscription

Xiaoyang Sun, Chunming Hu, Renyu Yang, Peter Garraghan, Tianyu Wo, Jie Xu, Jianyong Zhu, Chao Li

2018 IEEE International Conference on Distributed Computing Systems (ICDCS) (CCF B)

2017

ROSE: Cluster Scheduling through Efficient Resouce OverSElling (Poster)

Xiaoyang Sun, Chunming Hu, Renyu Yang, Peter Garraghan, Chao Li.

2017 ACM Symposium on Operating Systems Principles (SOSP) (CCF A)