About me

I am Yiduo Wang(王一多), a researcher at China Telecom Cloud Computing Research Institute. My research interests primarily focus on large scale distributed storage systems and metadata management. I received my Ph.D. degree (advised by Yinlong Xu and Cheng Li) from USTC in 2024.

Contact Info

Telephone: +86-19956536521

Email: duo[at]mail[dot]ustc[dot]edu[dot]cn or

wangyd22[at]chinatelecom[dot]cn may occasionally fail to receive emails from Gmail or other overseas services

Representative Papers

If you’re interested in any of my papers or slides but can’t access them, feel free to contact me.

Doctoral Dissertation

• Metadata Scalability in Distributed File Systems / 分布式文件系统元数据可扩展性研究

Conference Paper

• Yiduo Wang, Wenda Tang, Linghang Meng, Liang Li, and Jie Wu.
  Origami: Efficient ML-Driven Metadata Load Balancing for Distributed File Systems. To appear in [ICPP’25].
• Wenda Tang, Yiduo Wang, Yanwen Wang, and Jie Wu.
  Leave No One Behind: Fair and Efficient Tiered Memory Management for Multi-Applications. To appear in [ICPP’25].
• Jiahao Li, Biao Cao, Jielong Jian, Cheng Li, Sen Han, Yiduo Wang, Yufei Wu, Kang Chen, Liguo Duan, Jie Zhao, Zhihui Yin, Qiushi Chen, Jiwei Xiong, Fengyuan Liu, Yan Xing, Ran Zheng, Miao Yu, Xianjun Meng, and Feng Wu.
  Mantle: Efficient Hierarchical Metadata Management for Cloud Object Storage Services. To appear in [SOSP’25].
• Yiduo Wang, Yufei Wu, Cheng Li, Pengfei Zheng, Biao Cao, Yan Sun, Fei Zhou, Yinlong Xu, Yao Wang, and Guangjun Xie.
  CFS: Scaling Metadata Service for Distributed File System via Pruned Scope of Critical Sections. [EuroSys’23].
• Yiduo Wang, Cheng Li, Xinyang Shao, Youxu Chen, Feng Yan, and Yinlong Xu.
  Lunule: an agile and judicious metadata load balancer for CephFS. [SC’21].

Journal Paper

• Xinyang Shao, Yiduo Wang, Cheng Li, Hengyu Liang, Chenhan Wang, Feng Yan, and Yinlong Xu.
  Towards Agile and Judicious Metadata Load Balancing for Ceph File System via Matrix-based Modeling. [TOS’25].

Research

Distributed Storage System

• Metadata Management
  • Highly scalable DFS metadata management CFS (EuroSys’23), Mantle (SOSP’25)
  • Intelligent, dynamic metadata load balancing mechanism Lunule (SC’21), Lunule+ [TOS’25], Origami (ICPP’25)

Education

Selected Honors

• [2024] ACM SIGHPC China Outstanding Doctoral Dissertation Award
• [2023] CAS Presidential Scholarship - Special Prize
• [2023] Distinguished Doctoral Graduate of USTC
• [2021] Selected for DPCS Outstanding Doctoral Students Forum
• [2019] PAAP Best Student Paper