Kun Qian

According to our database, Kun Qian authored at least 17 papers between 2022 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2025

PerfTracker: Online Performance Troubleshooting for Large-scale Model Training in Production.

Yu Guan, Zhiyu Yin, Haoyu Chen, Sheng Cheng, Chaojie Yang, Kun Qian, Tianyin Xu, Yang Zhang, Hanyu Zhao, Yong Li, Wei Lin, Dennis Cai, Ennan Zhai

CoRR, June, 2025

ServeGen: Workload Characterization and Generation of Large Language Model Serving in Production.

Yuxing Xiang, Xue Li, Kun Qian, Wenyuan Yu, Ennan Zhai, Xin Jin

CoRR, May, 2025

Aegaeon: Effective GPU Pooling for Concurrent LLM Serving on the Market.

Yuxing Xiang, Xue Li, Kun Qian, Yufan Yang, Diwen Zhu, Wenyuan Yu, Ennan Zhai, Xuanzhe Liu, Xin Jin, Jingren Zhou

Proceedings of the ACM SIGOPS 31st Symposium on Operating Systems Principles, 2025

SyCCL: Exploiting Symmetry for Efficient Collective Communication Scheduling.

Jiamin Cao, Shangfeng Shi, Jiaqi Gao, Weisen Liu, Yifan Yang, Yichi Xu, Zhilong Zheng, Yu Guan, Kun Qian, Ying Liu, Mingwei Xu, Tianshu Wang, Ning Wang, Jianbo Dong, Binzhang Fu, Dennis Cai, Ennan Zhai

Proceedings of the ACM SIGCOMM 2025 Conference, 2025

SkeletonHunter: Diagnosing and Localizing Network Failures in Containerized Large Model Training.

Wei Liu, Kun Qian, Zhenhua Li, Tianyin Xu, Yunhao Liu, Weicheng Wang, Yun Zhang, Jiakang Li, Shuhong Zhu, Xue Li, Hongfei Xu, Fei Feng, Ennan Zhai

Proceedings of the ACM SIGCOMM 2025 Conference, 2025

SimAI: Unifying Architecture Design and Performance Tuning for Large-Scale Large Language Model Training with Scalability and Precision.

Xizheng Wang, Qingxu Li, Yichi Xu, Gang Lu, Dan Li, Li Chen, Heyang Zhou, Linkang Zheng, Sen Zhang, Yikai Zhu, Yang Liu, Pengcheng Zhang, Kun Qian, Kunling He, Jiaqi Gao, Ennan Zhai, Dennis Cai, Binzhang Fu

Proceedings of the 22nd USENIX Symposium on Networked Systems Design and Implementation, 2025

Evolution of Aegis: Fault Diagnosis for AI Model Training Service in Production.

Jianbo Dong, Kun Qian, Pengcheng Zhang, Zhilong Zheng, Liang Chen, Fei Feng, Yichi Xu, Yikai Zhu, Gang Lu, Xue Li, Zhihui Ren, Zhicheng Wang, Bin Luo, Peng Zhang, Yang Liu, Yanqing Chen, Yu Guan, Weicheng Wang, Chaojie Yang, Yang Zhang, Man Yuan, Hanyu Zhao, Yong Li, Zihan Zhao, Shan Li, Xianlong Zeng, Zhiping Yao, Binzhang Fu, Ennan Zhai, Wei Lin, Chao Wang, Dennis Cai

Proceedings of the 22nd USENIX Symposium on Networked Systems Design and Implementation, 2025

Mitigating Scalability Walls of RDMA-based Container Networks.

Wei Liu, Kun Qian, Zhenhua Li, Feng Qian, Tianyin Xu, Yunhao Liu, Yu Guan, Shuhong Zhu, Hongfei Xu, Lanlan Xi, Chao Qin, Ennan Zhai

Proceedings of the 22nd USENIX Symposium on Networked Systems Design and Implementation, 2025

2024

Unicron: Economizing Self-Healing LLM Training at Scale.

Tao He, Xue Li, Zhibin Wang, Kun Qian, Jingbo Xu, Wenyuan Yu, Jingren Zhou

CoRR, 2024

Alibaba HPN: A Data Center Network for Large Language Model Training.

Kun Qian, Yongqing Xi, Jiamin Cao, Jiaqi Gao, Yichi Xu, Yu Guan, Binzhang Fu, Xuemei Shi, Fangbo Zhu, Rui Miao, Chao Wang, Peng Wang, Pengcheng Zhang, Xianlong Zeng, Eddie Ruan, Zhiping Yao, Ennan Zhai, Dennis Cai

Proceedings of the ACM SIGCOMM 2024 Conference, 2024

Crux: GPU-Efficient Communication Scheduling for Deep Learning Training.

Jiamin Cao, Yu Guan, Kun Qian, Jiaqi Gao, Wencong Xiao, Jianbo Dong, Binzhang Fu, Dennis Cai, Ennan Zhai

Proceedings of the ACM SIGCOMM 2024 Conference, 2024

Burstable Cloud Block Storage with Data Processing Units.

Junyi Shu, Kun Qian, Ennan Zhai, Xuanzhe Liu, Xin Jin

Proceedings of the 18th USENIX Symposium on Operating Systems Design and Implementation, 2024

Near-Lossless Gradient Compression for Data-Parallel Distributed DNN Training.

Xue Li, Cheng Guo, Kun Qian, Menghao Zhang, Mengyu Yang, Mingwei Xu

Proceedings of the 2024 ACM Symposium on Cloud Computing, 2024

2023

Dependable Virtualized Fabric on Programmable Data Plane.

Kaihui Gao, Shuai Wang, Kun Qian, Dan Li, Rui Miao, Bo Li, Yu Zhou, Ennan Zhai, Chen Sun, Jiaqi Gao, Dai Zhang, Binzhang Fu, Frank Kelly, Dennis Cai, Hongqiang Harry Liu, Yan Li, Hongwei Yang, Tao Sun

IEEE/ACM Trans. Netw., August, 2023

XRON: A Hybrid Elastic Cloud Overlay Network for Video Conferencing at Planetary Scale.

Bingyang Wu, Kun Qian, Bo Li, Yunfei Ma, Qi Zhang, Zhigang Jiang, Jiayu Zhao, Dennis Cai, Ennan Zhai, Xuanzhe Liu, Xin Jin

Proceedings of the ACM SIGCOMM 2023 Conference, 2023

2022

From luna to solar: the evolutions of the compute-to-storage networks in Alibaba cloud.

Rui Miao, Lingjun Zhu, Shu Ma, Kun Qian, Shujun Zhuang, Bo Li, Shuguang Cheng, Jiaqi Gao, Yan Zhuang, Pengcheng Zhang, Rong Liu, Chao Shi, Binzhang Fu, Jiaji Zhu, Jiesheng Wu, Dennis Cai, Hongqiang Harry Liu

Proceedings of the SIGCOMM '22: ACM SIGCOMM 2022 Conference, Amsterdam, The Netherlands, August 22, 2022

Predictable vFabric on informative data plane.

Shuai Wang, Kaihui Gao, Kun Qian, Dan Li, Rui Miao, Bo Li, Yu Zhou, Ennan Zhai, Chen Sun, Jiaqi Gao, Dai Zhang, Binzhang Fu, Frank Kelly, Dennis Cai, Hongqiang Harry Liu, Ming Zhang

Proceedings of the SIGCOMM '22: ACM SIGCOMM 2022 Conference, Amsterdam, The Netherlands, August 22, 2022