Yunkun Liao (廖云坤)

About Me

Hi! I am Yunkun Liao (廖云坤), a 5th year Ph.D. student at ICT, CAS, advised by Prof. Guihai Yan. I research the intersection between computer network and computer architecture.

Google Scholar

I am expected to finish my thesis defense in 2025/11 and graduate in 2026/01. I am looking for jobs. FEEL FREE TO CONTACT ME!

Research Interests

• Programmable Network Devices: SmartNIC, Data Processing Unit (DPU)
• Domain-specific Accelerators
• Scale Up/Out Interconnect (e.g., UEC, UALink) for Emerging Workloads like LLM

Education

• Sep. 2020 - Present: State Key Laboratory of Processors, Institute of Computing Technology, Chinese Academy of Sciences

  Ph.D. student in Computer Systems and Architecture

• Sep. 2016 - Jun. 2020: Shanghai Jiao Tong University

  B.E. in Microelectronics Science and Engineering

Industry Experience

• Jan. 2021 - Jun. 2022: YUSUR Technology Co., Ltd.

  FPGA/IC engineer for RDMA NIC subsystem.

• Apr. 2025 - Jun. 2025: YUSUR Technology Co., Ltd.

  RDMA driver deverloper for NP-based RDMA NIC

Publications

Emerging Networking Hardware

• GLSVLSI 2023 “Optimize the TX Architecture of RDMA NIC for Performance Isolation in the Cloud Environment”, Yunkun Liao, Jingya Wu, Wenyan Lu, Xiaowei Li, Guihai Yan. Code Some parts of this paper are used in commodity DPU Chip, Slides
• TC “DPU-Direct: Unleashing Remote Accelerators via Enhanced RDMA for Disaggregated Datacenters”, Yunkun Liao, Jingya Wu, Wenyan Lu, Xiaowei Li, Guihai Yan. Slides
• Euro-PAR 2024 “Efficient RNIC Cache Side-channel Attack Detection through DPU-driven Architecture”, Yunkun Liao, Jingya Wu, Wenyan Lu, Xiaowei Li, Guihai Yan. Slides
• Euro-PAR 2024 “Athena: Add More Intelligence to RMT-based Network Data Plane with Low-bit Quantization”, Yunkun Liao, Hanyue Lin, Jingya Wu, Wenyan Lu, Huawei Li, Xiaowei Li and Guihai Yan. Code, Slides
• CCF-THPC “FUS: FPGA-based Universal Sketch with Homogeneous and Heterogeneous Memory Architectures” Yunkun Liao, Jingya Wu, Wenyan Lu, Xiaowei Li, Guihai Yan.
• ICCAD 2025 (To appear) “SNO: Securing Network Function Offloading on FPGA-based SmartNICs in Untrusted Clouds.” Yunkun Liao, Jingya Wu, Wenyan Lu, Hang Lu, Xiaowei Li, Guihai Yan.
• (In submission to journal) “T-SNIC: Architecting Trusted SmartNIC for Confidential End-host In-Network Computing” Yunkun Liao, Jingya Wu, Wenyan Lu, Hang Lu, Xiaowei Li, Guihai Yan.

Domain-specific Accelerator

• FPL 2020 “A Winograd-based CNN accelerator with a fine-grained regular sparsity pattern”, Tao Yang, Yunkun Liao, Jianping Shi, Yun Liang, Naifeng Jing, Li Jiang. Code, Pruning Algorithm
• DAC 2024 “PHD: Parallel Huffman Decoder on FPGA for Extreme Performance and Energy Efficiency”, Yunkun Liao, Jingya Wu, Wenyan Lu, Xiaowei Li, Guihai Yan. Slides

Chinese Patents

• RDMA网卡发送队列的性能隔离方法和RDMA网卡
• 一种基于智能网卡的存储方法及系统
• 一种队列对状态管理方法及系统
• 一种基于硬件多线程的RDMA数据发送队列管理方法及装置
• 一种基于远程直接内存访问的队列页表管理方法及装置

Whitepapers

• Technical White Paper of Data Processing Unit, in Chinese: This is the first DPU whitepaper in China.
• DPU Benchmark Methodology and Implementation, in Chinese: This is China’s first DPU evaluation whitepaper.

Honors and Awards

• CCF HPC China 2024 Outstanding Research Paper
• 2023-2024 UCAS Merit Student
• 2024-2025 UCAS Top Merit Student

Services

• Reviewer: BenchCouncil Transactions on Benchmarks, Standards and Evaluations; IEEE Transactions on Information Forensics and Security; ISCAS 2025

Talks

• CCF Chip 2022, Nanjing
• DAC 2024, San Francisco
• EuroPar 2024, Madrid
• CCF HPC China 2024, Wuhan

Contact Me

• Email: liaoyunkun20@mails.ucas.ac.cn
• Postal Address: No.6 Kexueyuan South Road Zhongguancun, Haidian District Beijing, China 100190

Misc

• Books I like: 《Jean-Christophe》,《Really Achieving Your Childhood Dreams》,《The Snows of Kilimanjaro》,《Minimalism》,《Decisive Moments in History》, 《Educated》

---