I am a PhD student (since 2023) advised by Prof. Youyou Lu and Jiwu Shu. My research interests lie in file systems and vector storage.
- OdinANN: Direct Insert for Consistently Stable Performance in Billion-Scale Graph-Based Vector Search.
Hao Guo,
Youyou Lu,
The 24th USENIX Conference on File and Storage Technologies
(FAST'26),
2026
Paper
Star
- Achieving Low-Latency Graph-Based Vector Search via Aligning Best-First Search Algorithm with SSD.
Hao Guo,
Youyou Lu,
The 19th USENIX Symposium on Operating Systems Design and Implementation
(OSDI'25),
2025
Invited for fast-tracked publication in ACM Transactions on Storage
Paper
Star
- Frugal: Efficient and Economic Embedding Model Training with Commodity GPUs.
Minhui Xie,
Shaoxun Zeng,
Hao Guo,
Shiwei Gao,
Youyou Lu,
The 30th Conference on Architectural Support for Programming Languages and Operating Systems
(ASPLOS'25),
2025
Paper
- Volley: Accelerating Write-Read Orders in Disaggregated Storage.
Shaoxun Zeng,
Xiaojian Liao,
Hao Guo,
Youyou Lu,
The 19th European Conference on Computer Systems
(EuroSys'24),
2024
Paper
- 面向高速硬件的高性能文件系统.
Youyou Lu,
Hao Guo,
Shaoxun Zeng,
Yitian Yang,
中国计算机学会通讯
(中国计算机学会通讯),
2024
Paper
- SingularFS: A Billion-Scale Distributed File System Using a Single Metadata Server.
Hao Guo,
Youyou Lu,
Wenhao Lv,
Xiaojian Liao,
Shaoxun Zeng,
Jiwu Shu,
USENIX Annual Technical Conference
(USENIX ATC'23),
2023
Paper