个人简介
李永坤，男，副教授，硕士生导师，信息存储专委委员。本科毕业于中国科学技术大学，博士毕业于香港中文大学，师从John C.S. Lui教授。现任中国科学技术大学计算机学院副教授。主要致力于面向大规模数据计算的存储系统研究，共发表论文60余篇，包括ATC、ICDE、SIGMETRICS、INFOCOM、TOS、TC、TPDS等。主持或参与国家自然科学基金青年与面上项目、科技部重点研发计划课题、安徽省自然科学基金项目，以及PingCAP、华为、阿里等提供的多项企业合作项目。入选中科院青促会会员，唐仲英基金会仲英青年学者。
研究领域
存储系统（key-value系统、文件系统、内存系统）、并行与分布式系统、云计算、虚拟化、大规模图计算与系统等。
近期论文
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Rui Wang, Yongkun Li*, Hong Xie, Yinlong Xu, John C.S. Lui. GraphWalker: An I/O-Efficient and Resource-Friendly Graph Analytic System for Fast and Scalable Random Walks. Proceedings of the 2020 USENIX Annual Technical Conference (ATC 2020), Boston, MA, USA, July 2020.
Zhang Qiang, Yongkun Li*, Patrick P. C. Lee, Yinlong Xu, Qiu Cui, Liu Tang. UniKV: Toward High-Performance and Scalable KV Storage in Mixed Workloads via Unified Indexing. Proceedings of the 36th IEEE International Conference on Data Engineering (ICDE 2020), Dallas, TX, USA, April 20-24, 2020.
Yongkun Li, Chengjin Tian, Fan Guo, Cheng Li, and Yinlong Xu. ElasticBF: Elastic Bloom Filter with Hotness Awareness for Boosting Read Performance in Large Key-Value Stores. Proceedings of the 2019 USENIX Annual Technical Conference (ATC 2019), RENTON, WA, USA, July 10-12, 2019.
Fan Guo, Yongkun Li*, Min Lv, Yinlong Xu, John C.S. Lui. HP-Mapper: A High Performance Storage Driver for Docker. Proceedings of the ACM Symposium on Cloud Computing 2019 (SoCC 2019), Santa Cruz, CA, USA, November 20-23, 2019.
Fan Guo, Yongkun Li*, John C.S. Lui, Yinlong Xu. DCUDA: Dynamic GPU Scheduling with Live Migration Support. Proceedings of the ACM Symposium on Cloud Computing 2019 (SoCC 2019), Santa Cruz, CA, USA, November 20-23, 2019.
Yongkun Li, Zhiyong Wu, Shuai Lin, Hong Xie, Min Lv, Yinlong Xu, John C.S. Lui. Walking with Perception: Efficient Random Walk Sampling via Common Neighbor Awareness. 35th IEEE International Conference on Data Engineering (ICDE 2019), China, April 2019.
Helen H. W. Chan, Yongkun Li*, Patrick P. C. Lee, and Yinlong Xu. HashKV: Enabling Efficient Updates in KV Storage via Hashing. Proceedings of the 2018 USENIX Annual Technical Conference (ATC 2018), Boston, MA, USA, July 2018.
Fan Guo, Yongkun Li*, Yinlong Xu, Song Jiang, John C. S. Lui. SmartMD: A High Performance Deduplication Engine with Mixed Pages. Proceedings of the 2017 USENIX Annual Technical Conference (ATC 2017), Santa Clara, CA, USA, July 12-14, 2017.
Shuzhan Wei, Yongkun Li*, Yinlong Xu, and Si Wu. DSC: Dynamic Stripe Construction for Asynchronous Encoding in Clustered File System. IEEE International Conference on Computer Communications (INFOCOM 2017), Atlanta, USA, May 1-4, 2017.
Yongkun Li, Helen H. W. Chan, Patrick P. C. Lee, and Yinlong Xu. Enabling Efficient Updates in KV Storage via Hashing: Design and Performance Evaluation. ACM Transactions on Storage (TOS), 15(3), Aug. 2019.
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