• Publications
  • Summary
  • 2025
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020
  • 2019
  • 2018
  • 2017
  • 2016
  • 2015
• WiPs and Posters

Publications

Summary

2025

• Zhuomin He, Yizhen Yao, Pengfei Zuo, Bin Gao, Qinya Li, Zhenzhe Zheng, Fan Wu, “AdaSkip: Adaptive Sublayer Skipping for Accelerating Long-Context LLM Inference”, accepted and to appear in the 39th Annual AAAI Conference on Artificial Intelligence (AAAI), 2025.

2024

• Zhisheng Hu, Pengfei Zuo, Yizou Chen, Chao Wang, Junliang Hu, Ming-Chang Yang, “Aceso: Achieving Efficient Fault Tolerance in Memory-Disaggregated Key-Value Stores”, Proceedings of the 30th ACM Symposium on Operating Systems Principles (SOSP), 2024.

• Xuchuan Luo, Jiacheng Shen, Pengfei Zuo, Xin Wang, Michael R. Lyu, Yangfan Zhou, “CHIME: A Cache-Efficient and High-Performance Hybrid Index on Disaggregated Memory”, Proceedings of the 30th ACM Symposium on Operating Systems Principles (SOSP), 2024.

• Bin Gao, Zhuomin He, Puru Sharma, Qingxuan Kang, Djordje Jevdjic, Junbo Deng, Xingkun Yang, Zhou Yu, Pengfei Zuo, “Cost-Efficient Large Language Model Serving for Multi-turn Conversations with CachedAttention”, Proceedings of the 2024 USENIX Annual Technical Conference (USENIX ATC), 2024.

• Xuchuan Luo, Pengfei Zuo, Jiacheng Shen, Jiazhen Gu, Xin Wang, Michael Lyu, Yangfan Zhou, “A Memory-disaggregated Radix Tree”, ACM Transactions on Storage (TOS), 2024 Jun 6;20(3):1-41.
  (Invited Paper)

2023

• Jiacheng Shen, Pengfei Zuo, Xuchuan Luo, Yuxin Su, Jiazhen Gu, Hao Feng, Yangfan Zhou, Michael Lyu, “Ditto: An Elastic and Adaptive Memory-Disaggregated Caching System”, Proceedings of the 29th ACM Symposium on Operating Systems Principles (SOSP), 2023.

• Xuchuan Luo, Pengfei Zuo, Jiacheng Shen, Jiazhen Gu, Xin Wang, Michael Lyu, Yangfan Zhou, “SMART: A High-Performance Apative Radix Tree for Disaggregated Memory”, Proceedings of the 17th USENIX Symposium on Operating Systems Design and Implementation (OSDI), 2023.

• Pengfei Li, Yu Hua, Pengfei Zuo, Zhangyu Chen, Jiajie Sheng, “ROLEX: A Scalable RDMA-oriented Learned Key-Value Store for Disaggregated Memory Systems”, Proceedings of the 21st USENIX Conference on File and Storage Technologies (FAST), 2023.
  (Best Paper Award)

• Jiacheng Shen, Pengfei Zuo, Xuchuan Luo, Tianyi Yang, Yuxin Su, Yangfan Zhou, Michael Lyu, “FUSEE: A Fully Memory-Disaggregated Key-Value Store”, Proceedings of the 21st USENIX Conference on File and Storage Technologies (FAST), 2023.

• Qiliang Li, Liangliang Xu, Yongkun Li, Min Lyu, Wei Wang, Pengfei Zuo, Yinlong Xu, “Enabling Efficient Erasure Coding in Disaggregated Memory Systems”, IEEE Transactions on Parallel and Distributed Systems (TPDS) 35.1 (2023): 154-168.

• Pengfei Li, Yu Hua, Jingnan Jia, Pengfei Zuo, “A Fast Learned Key-Value Store for Concurrent and Distributed Systems”, IEEE Transactions on Knowledge and Data Engineering (TKDE), 2023.

• Chenxi Wang, Yizhou Shan, Pengfei Zuo, Huimin Cui, “Reinvent Cloud Software Stacks for Resource Disaggregation”, Journal of Computer Science and Technology (JCST) 38.5 (2023): 949-969.

• Cunchen Hu, Chenxi Wang, Sa Wang, Ninghui Sun, Yungang Bao, Jieru Zhao, Sanidhya Kashyap, Pengfei Zuo, Xusheng Chen, Liangliang Xu, Qin Zhang, Hao Feng, Yizhou Shan, “Skadi: Building a Distributed Runtime for Data Systems in Disaggregated Data Centers”, In Workshop on Hot Topics in Operating Systems (HotOS), 2023.

• Pengfei Li, Yu Hua, Pengfei Zuo, Zhangyu Chen, Jiajie Sheng, “A High-Performance RDMA-oriented Learned Key-Value Store for Disaggregated Memory Systems”, Accepted and to appear in ACM Transactions on Storage (TOS), 2023.
  (Invited Paper)

• Ming Zhang, Yu Hua, Pengfei Zuo, Lurong Liu, “Localized Validation Accelerates Distributed Transactions on Disaggregated Persistent Memory”, ACM Transactions on Storage (TOS), Vol. 19, No. 3, Article 21. June 2023, 35 pages.

2022

• Zhangyu Chen, Yu Hua, Luochangqi Ding, Bo Ding, Pengfei Zuo, Xue Liu, “Lock-Free High- Performance Hashing for Persistent Memory via PM-Aware Holistic Optimization”, ACM Transactions on Architecture and Code Optimization (TACO), Volume 20, Issue 1, November 2022, Article 5, pages: 1–26.

• Rachid Guerraoui, Antoine Murat, Javier Picorel, Athanasios Xygkis, Huabing Yan, Pengfei Zuo, “uKharon: A Membership Service for Microsecond Applications”, Proceedings of the USENIX Annual Technical Conference (USENIX ATC), 2022.

• Pengfei Zuo*, Qihui Zhou*, Jiazhao Sun, Liu Yang, Shuangwu Zhang, Yu Hua, James Cheng, Rongfeng He, Huabing Yan, “RACE: One-Sided RDMA-Conscious Extendible Hashing”, ACM Transactions on Storage (TOS) 18.2 (2022): 1-29. (*co-first authors)
  (Invited Paper)

• Ming Zhang, Yu Hua, Pengfei Zuo, Lurong Liu, “FORD: Fast One-sided RDMA-based Distributed Transactions for Disaggregated Persistent Memory”, Proceedings of the 20th USENIX Conference on File and Storage Technologies (FAST), 2022.

• Pengfei Li, Yu Hua, Jingnan Jia, Pengfei Zuo, “FINEdex: A Fine-grained Learned Index Scheme for Scalable and Concurrent Memory Systems”, Proceedings of the 48th International Conference on Very Large Data Bases (VLDB), 2022.

2021

• Pengfei Zuo, Jiazhao Sun, Liu Yang, Shuangwu Zhang, Yu Hua, “One-sided RDMA-Conscious Extendible Hashing for Disaggregated Memory”, Proceedings of the USENIX Annual Technical Conference (USENIX ATC), 2021.

• Pengfei Zuo, Yu Hua, Ling Liang, Xingfeng Xie, Xing Hu, Yuan Xie, “SEALing Neural Network Models in Encrypted Deep Learning Accelerators”, Proceedings of the 58th Design Automation Conference (DAC), 2021.

• Xing Hu, Yang Zhao, Lei Deng, Ling Liang, Pengfei Zuo, Jing Ye, Yingyan Lin, Yuan Xie, “Practical Deep Neural Network Attacks through Memory Trojaning”, in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), vol. 40, no. 6, pp. 1230-1243, June 2021.

2020

• Zhangyu Chen, Yu Hua, Bo Ding, Pengfei Zuo, “Lock-free Concurrent Level Hashing for Persistent Memory”, Proceedings of the USENIX Annual Technical Conference (USENIX ATC), 2020.

• Xing Hu, Ling Liang, Shuangchen Li, Lei Deng, Pengfei Zuo, Yu Ji, Xinfeng Xie, Yufei Ding, Chang Liu, Timothy Sherwood, Yuan Xie, “DeepSniffer: a DNN Model Extraction Framework Based on Learning Architectural Hints”, Proceedings of the 25th International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS), 2020.

• Zhangyu Chen, Yu Hua, Pengfei Zuo, Yuanyuan Sun, Yuncheng Guo, “Reducing Bit Writes in Non-volatile Main Memory by Similarity-aware Compression”, Proceedings of the 57th Design Automation Conference (DAC), 2020.

• Yuncheng Guo, Yu Hua, Pengfei Zuo, “A Latency-optimized and Energy-efficient Write Scheme in NVM-based Main Memory”, IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), Vol.39, No.1, January 2020, pages: 62-74.

• Jianming Huang, Yu Hua, Pengfei Zuo, Wen Zhou, Fangting Huang, “An Efficient Wear-level Architecture using Self-adaptive Wear Leveling”, Proceedings of the 49th International Conference on Parallel Processing (ICPP), 2020.

2019

• Pengfei Zuo, Yu Hua, Yuan Xie, “SuperMem: Enabling Application-transparent Secure Persistent Memory with Low Overheads”, Proceedings of the 52nd IEEE/ACM International Symposium on Microarchitecture (MICRO), 2019.
  [slides]

• Pengfei Zuo, Yu Hua, Jie Wu, “Level Hashing: A High-performance and Flexible-resizing Persistent Hashing Index Structure”, ACM Transactions on Storage (TOS), Volume 15, Issue 2, Article No. 13, June 2019.
  (Invited Paper)

• Pengfei Zuo, Yu Hua, Ming Zhao, Wen Zhou, Yuncheng Guo, “Write Deduplication and Hash Mode Encryption for Secure Non-volatile Main Memory”, in IEEE Micro, vol. 39, no. 1, pp. 44-51, 2019.
  (Invited Paper)

• Pengfei Zuo, Yu Hua, Yuanyuan Sun, Xue Liu, Jie Wu, Yuncheng Guo, Wen Xia, Shunde Cao, Dan Feng, “Bandwidth and Energy Efficient Image Sharing for Situation Awareness in Disasters”, in IEEE Transactions on Parallel and Distributed Systems (TPDS), vol. 30, no. 1, pp. 15-28, 1 Jan. 2019.

• Jie Wu, Yu Hua, Pengfei Zuo, Yuanyuan Sun, “Improving Restore Performance in Deduplication Systems via a Cost-Efficient Rewriting Scheme”, in IEEE Transactions on Parallel and Distributed Systems (TPDS), vol. 30, no. 1, pp. 119-132, 1 Jan. 2019.

2018

• Pengfei Zuo, Yu Hua, Jie Wu, “Write-Optimized and High-Performance Hashing Index Scheme for Persistent Memory”, in Proceedings of the 13th USENIX Symposium on Operating Systems Design and Implementation (OSDI), 2018.
  [slides] [code]

• Pengfei Zuo, Yu Hua, Ming Zhao, Wen Zhou, Yuncheng Guo, “Improving the Performance and Endurance of Encrypted Non-volatile Main Memory through Deduplicating Writes”, in Proceedings of the 51st IEEE/ACM International Symposium on Microarchitecture (MICRO), 2018.
  [slides][video]

• Pengfei Zuo and Yu Hua, “SecPM: a Secure and Persistent Memory System for Non-volatile Memory”, in Proceedings of 10th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage), 2018.

• Pengfei Zuo, Yu Hua, Cong Wang, Wen Xia, Shunde Cao, Yukun Zhou, Yuanyuan Sun, “Mitigating Traffic-based Side Channel Attacks in Bandwidth-efficient Cloud Storage”, in Proceedings of the 32nd IEEE International Parallel and Distributed Processing Symposium (IPDPS), 2018.

• Pengfei Zuo and Yu Hua, “A Write-friendly and Cache-optimized Hashing Scheme for Non-volatile Memory Systems”, IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol.29, No.5, May 2018, pages: 985-998.

• Yuncheng Guo, Yu Hua, Pengfei Zuo, “DFPC: A Dynamic Frequent Pattern Compression Scheme in NVM-based Main Memory”, in Proceedings of the 21st Design Automation and Test in Europe (DATE), 2018.

2017

• Yuanyuan Sun, Yu Hua, Shunde Cao, Pengfei Zuo, “DLSH: A Distribution-aware LSH Scheme for Approximate Nearest Neighbor Query in Cloud Computing”, in Proceedings of ACM Symposium on Cloud Computing (SoCC), 2017.

• Yuanyuan Sun, Yu Hua, Song Jiang, Qiuyu Li, Shunde Cao, Pengfei Zuo, “SmartCuckoo: A Fast and Cost-Efficient Hashing Index Scheme for Cloud Storage Systems”, in Proceedings of USENIX Annual Technical Conference (USENIX ATC), 2017.

• Pengfei Zuo and Yu Hua, “A Write-friendly Hashing Scheme for Non-volatile Memory Systems”, in Proceedings of the 33rd International Conference on Massive Storage Systems and Technology (MSST), 2017.
  [Slides] [Code]

• Jie Wu, Yu Hua, Pengfei Zuo, Yuanyuan Sun, “A Cost-efficient Rewriting Scheme to Improve Restore Performance in Deduplication Systems”, in Proceedings of the 33rd International Conference on Massive Storage Systems and Technology (MSST), 2017.

• Pengfei Zuo, Yu Hua, Xue Liu, Dan Feng, Wen Xia, Shunde Cao, Jie Wu, Yuanyuan Sun, Yuncheng Guo, “BEES: Bandwidth- and Energy- Efficient Image Sharing for Real-time Situation Awareness”, in Proceedings of the 37th International Conference on Distributed Computing Systems (ICDCS), 2017.

• Yuanyuan Sun, Yu Hua, Dan Feng, Ling Yang, Pengfei Zuo, Shunde Cao, Yuncheng Guo, “A Collision-Mitigation Cuckoo Hashing Scheme for Large-scale Storage Systems”, IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol.28, No.3, March 2017, pages: 619-632.

2016

• Wen Zhou, Dan Feng, Yu Hua, Jingning Liu, Fangting Huang, Pengfei Zuo, “Increasing Lifetime and Security of Phase-Change Memory with Endurance Variation”, Proceedings of the IEEE International Conference on Parallel and Distributed Systems (ICPADS), 2016.

2015

• Yuanyuan Sun, Yu Hua, Dan Feng, Ling Yang, Pengfei Zuo, Shunde Cao, “MinCounter: An Efficient Cuckoo Hashing Scheme for Cloud Storage Systems”, Proceedings of the 31st International Conference on Massive Storage Systems and Technology (MSST), 2015.

WiPs and Posters

• Pengfei Zuo, Yu Hua, Ming Zhao, Wen Zhou, Yuncheng Guo, “Improving the Performance and Endurance of Encrypted Non-volatile Main Memory through Deduplicating Writes”, in the 10th Non-Volatile Memories Workshop (NVMW), 2019.

• Pengfei Zuo, Yu Hua, Jie Wu, “Write-Optimized and High-Performance Hashing Index Scheme for Persistent Memory”, in the 10th Non-Volatile Memories Workshop (NVMW), 2019. (Memorable Paper Award Finalist)

• Zhangyu Chen, Yu Hua, Pengfei Zuo, Yuanyuan Sun, Yuncheng Guo, “Efficient Similarity-aware Image Compression via Approximation for NVM-based Main Memory”, Poster in the 10th Annual Non-volatile Memories Workshop (NVMW), 2019.

• Pengfei Zuo, Yu Hua, Cong Wang, Wen Xia, Shunde Cao, Yukun Zhou, Yuanyuan Sun, “Mitigating Traffic-based Side Channel Attacks in Bandwidth-efficient Cloud Storage”, in Proceedings of ACM Symposium on Cloud Computing (SoCC), 2017. (Abstract Only)

• Pengfei Zuo, Yu Hua, Ming Zhao, Wen Zhou, Yuncheng Guo, Yuanyuan Sun, “Enhancing Lifetime and Performance of Non-Volatile Memories through Eliminating Duplicate Writes”, Work-in-Progress Report and Poster in USENIX Conference on File and Storage Technologies (FAST), 2017.

• Yuanyuan Sun, Yu Hua, Song Jiang, Qiuyu Li, Shunde Cao, Pengfei Zuo, “A Fast and Cost-Efficient Hashing Index Scheme for Cloud Storage Systems”, Work-in-Progress Report and Poster in USENIX Conference on File and Storage Technologies (FAST), 2017.

• Pengfei Zuo, Yu Hua, Dan Feng, Zhenhua Nie, Min Fu, Yuanyuan Sun, “E-STORE: An Energy-constrained Smartphone Storage for Near Real-time Disaster Image Sharing”, Poster in the 13rd USENIX Conference on File and Storage Technologies (FAST), 2015.