Fei Fang / 方菲 | University of California, Santa Cruz

About Me

I am currently a Second-year Ph.D student in the Department of Computer Science and Engineering at University of California, Santa Cruz. My advisor is Prof. Chen Qian. I received my bachelor degree from the Department of Computer Science and Technology, East China Normal University (ECNU) in July 2024.

Research Interests

Computer Networks & Distributed System: RDMA-based disaggregated memory systems
Networked ML Systems: : Co-design of ML serving and inference optimization with network
RAG Systems: Vector databases

Publications

SIGMETRICS '26

d-HNSW: A High-performance Vector Search Engine on Disaggregated Memory

Fei Fang, Yi Liu, Chen Qian.

ACM SIGMETRICS International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS) , 2026.

PDF Code BibTex Acceptance rate: 15.2% (32/211)

NSDI '26

PlanetServe: A Decentralized, Scalable, and Privacy-Preserving Overlay for Democratizing Large Language Model Serving

Fei Fang*, Yifan Hua*, Shengze Wang* (Co-primiary author), Ruilin Zhou, Yi Liu, Chen Qian and Xiaoxue Zhang.

23rd USENIX Symposium on Networked Systems Design and Implementation (NSDI), 2026.

PDF Code BibTex Acceptance rate: 22.1% (100/452)

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HotStorage '25

Efficient Vector Search on Disaggregated Memory with d-HNSW

Yi Liu*, Fei Fang* (Equal contribution), Chen Qian.

The 17th ACM Workshop on Hot Topics in Storage and File Systems (HotStorage), 2025.

PDF BibTex Acceptance rate: 33.9% (19/56)

Posters

Measurement on Lightning Network Performance

Xiaoxue Zhang, Sammy Tesfai, Fei Fang, Chen Qian

2023 IEEE 31st International Conference on Network Protocols (ICNP), 2023 PDF

Services

Journal Reviewer

IEEE/ACM Transactions on Networking (ToN), Reviewer (2025)

Teaching

Teaching Assistant, CSE 150: Introduction to Computer Networks (Spring 2025)

Teaching Assistant, CSE 80N: Introduction to Networking and the Internet (Winter 2026)