I am an associate professor in the Department of Computer Science and Technology at Tsinghua University. I recieved my Ph.D degree from Tsinghua University in 2015, and Bachelor degree from Nanjing University in 2009. My research interest is in the area of computer systems and architecture, with an emphasis on memory, storage and file systems.

本人招收博士生 2 人、博士后 1-2 名、工程师 1 人、实习生若干人，欢迎对计算机存储系统（操作系统、内存与存储系统、分布式系统以及新型体系结构等） 感兴趣的同学与我联系。

Research

Flash Storage Systems (Re-architected Flash Storage System)

In-Memory Storage (Peristent Memory Systems)

Selected Publications

Full publication lists

• AlNiCo: SmartNIC-accelerated Contention-aware Request Scheduling for Transaction Processing.
  
  Junru Li, Youyou Lu, Qing Wang, Jiazhen Lin, Zhe Yang, Jiwu Shu,
  
  USENIX Annual Technical Conference (USENIX ATC'22), 2022
  PDF
• Pacman: An Efficient Compaction Approach for Log-Structured Key-Value Store on Persistent Memory.
  
  Jing Wang, Youyou Lu, Qing Wang, Minhui Xie, Keji Huang, Jiwu Shu,
  
  USENIX Annual Technical Conference (USENIX ATC'22), 2022
  PDF
• Fleche: An Efficient GPU Embedding Cache for Personalized Recommendations.
  
  Minhui Xie, Youyou Lu, Jiazhen Lin, Qing Wang, Jian Gao, Kai Ren, Jiwu Shu,
  
  The 17th European Conference on Computer Systems (EuroSys'22), 2022
  PDF
• InfiniFS: An Efficient Metadata Service for Large-Scale Distributed Filesystems.
  
  Wenhao Lv, Youyou Lu, Yiming Zhang, Peile Duan, Jiwu Shu,
  
  USENIX Conference on File and Storage Technologies (FAST'22), 2022
  PDF
• Sherman: A Write-Optimized Distributed B+Tree Index on Disaggregated Memory.
  
  Qing Wang, Youyou Lu, Jiwu Shu,
  
  ACM SIGMOD International Conference on Management of Data (SIGMOD'22), 2022
  PDF
• Crash Consistent Non-Volatile Memory Express.
  
  Xiaojian Liao, Youyou Lu, Zhe Yang, Jiwu Shu,
  
  The 28th ACM Symposium on Operating Systems Principles (SOSP'21), 2021
  PDF
• ParaBit: Processing Parallel Bitwise Operations in NAND Flash Memory based SSDs.
  
  Congming Gao, Xin Xin, Youyou Lu, Youtao Zhang, Jun Yang, Jiwu Shu,
  
  54st Annual IEEE/ACM International Symposium on Microarchitecture (MICRO'21), 2021
  PDF
• Max: A Multicore-Accelerated File System for Flash Storage.
  
  Xiaojian Liao, Youyou Lu, Erci Xu, Jiwu Shu,
  
  USENIX Annual Technical Conference (USENIX ATC'21), 2021
  PDF
• Nap: A Black-Box Approach to NUMA-Aware Persistent Memory Indexes.
  
  Qing Wang, Youyou Lu, Junru Li, Jiwu Shu,
  
  The 15th USENIX Symposium on Operating Systems Design and Implementation (OSDI'21), 2021
  PDF
• Aria: Tolerating Skewed Workloads in Secure In-memory Key-value Stores.
  
  Fan Yang, Youmin Chen, Youyou Lu, Qing Wang, Jiwu Shu,
  
  37th IEEE International Conference on Data Engineering (ICDE'21), 2021
  PDF
• Scalable Persistent Memory File System with Kernel-Userspace Collaboration.
  
  Youmin Chen, Youyou Lu, Bohong Zhu, Andrea Arpaci-Dusseau, Remzi Arpaci-Dusseau, Jiwu Shu,
  
  USENIX Conference on File and Storage Technologies (FAST'21), 2021
  PDF
• Concordia: Distributed Shared Memory with In-Network Cache Coherence.
  
  Qing Wang, Youyou Lu, Erci Xu, Junru Li, Youmin Chen, Jiwu Shu,
  
  USENIX Conference on File and Storage Technologies (FAST'21), 2021
  PDF
• Kraken: Memory Efficient Continual Learning for Large-Scale Real-Time Recommendations.
  
  Minhui Xie, Kai Ren, Youyou Lu, Guangxu Yang, Qingxing Xu, Bihai Wu, Jiazhen Lin, Hongbo Ao, Wanhong Xu, Jiwu Shu,
  
  Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis (SC'20), 2020
  PDF
• Write Dependency Disentanglement with HORAE.
  
  Xiaojian Liao, Youyou Lu, Erci Xu, Jiwu Shu,
  
  The 14th USENIX Symposium on Operating Systems Design and Implementation (OSDI'20), 2020
  PDF
• μTree: a Persistent B+-Tree with Low Tail Latency.
  
  Youmin Chen, Youyou Lu, Kedong Fang, Qing Wang, Jiwu Shu,
  
  46th International Conference on Very Large Data Bases (VLDB'20), 2020
  PDF
• Improving the Concurrency Performance of Persistent Memory Transactions on Multicores.
  
  Qing Wang, Youyou Lu, Zhongjie Wu, Fan Yang, Jiwu Shu,
  
  Design Automation Conference (DAC'20), 2020
  PDF
• CoinPurse: A Device-Assisted File System with Dual Interfaces.
  
  Zhe Yang, Youyou Lu, Erci Xu, Jiwu Shu,
  
  Design Automation Conference (DAC'20), 2020
  PDF
• FlatStore: an Efficient Log-Structured Key-Value Storage Engine for Persistent Memory.
  
  Youmin Chen, Youyou Lu, Fan Yang, Qing Wang, Yang Wang, Jiwu Shu,
  
  Proceedings of the Twenty-Fifth International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS'20), 2020
  PDF
• Cognitive SSD: A Deep Learning Engine for Energy-Efficient Data Retrieval.
  
  Shengwen Liang, Ying Wang, Youyou Lu, Zhe Yang, Huawei Li, Xiaowei Li,
  
  USENIX Annual Technical Conference (USENIX ATC'19), 2019
  PDF
• No Compromises: Secure NVM with Crash Consistency, Write-Efficiency and High-Performance.
  
  Fan Yang, Youyou Lu, Youmin Chen, Haiyu Mao, Jiwu Shu,
  
  Design Automation Conference (DAC'19), 2019
  PDF
• ASCache: An Approximate SSD Cache for Error-Tolerant Applications.
  
  Fei Li, Youyou Lu, Zhongjie Wu, Jiwu Shu,
  
  Design Automation Conference (DAC'19), 2019
  PDF
• Scalable RDMA RPC on Reliable Connection with Efficient Resource Sharing.
  
  Youmin Chen, Youyou Lu, Jiwu Shu,
  
  Proceedings of the Fourteenth EuroSys Conference (EuroSys'19), 2019
  PDF
• Locofs: A loosely-coupled metadata service for distributed file systems.
  
  Siyang Li, Youyou Lu, Jiwu Shu, Yang Hu, Tao Li,
  
  Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis (SC'17), 2017
  PDF
• Octopus: an RDMA-enabled Distributed Persistent Memory File System.
  
  Youyou Lu, Jiwu Shu, Youmin Chen, Tao Li,
  
  USENIX Annual Technical Conference (USENIX ATC'17), 2017
  PDF
• A high performance file system for non-volatile main memory.
  
  Jiaxin Ou, Jiwu Shu, Youyou Lu,
  
  Proceedings of the Eleventh European Conference on Computer Systems (EuroSys'16), 2016
  PDF
• ParaFS: A log-structured file system to exploit the internal parallelism of flash devices.
  
  Jiacheng Zhang, Jiwu Shu, Youyou Lu,
  
  USENIX Annual Technical Conference (USENIX ATC'16), 2016
  PDF
• Blurred persistence in transactional persistent memory.
  
  Youyou Lu, Jiwu Shu, Long Sun,
  
  31st Symposium on Mass Storage Systems and Technologies (MSST'15), 2015
  PDF
• Loose-ordering consistency for persistent memory.
  
  Youyou Lu, Jiwu Shu, Long Sun, Onur Mutlu,
  
  IEEE 32nd International Conference on Computer Design (ICCD'14), 2014
  PDF
• ReconFS: A reconstructable file system on flash storage.
  
  Youyou Lu, Jiwu Shu, Wei Wang,
  
  Proceedings of the 12th USENIX Conference on File and Storage Technologies (FAST'14), 2014
  PDF
• Extending the lifetime of flash-based storage through reducing write amplification from file systems.
  
  Youyou Lu, Jiwu Shu, Weimin Zheng,
  
  Proceedings of the 12th USENIX Conference on File and Storage Technologies (FAST'13), 2013
  PDF

Honors Awarded

• 2019: ACM SIGOPS China Rising Star Award
• 2019: 教育部技术发明一等奖(第2完成人)
• 2017: Excellent Postdoctoral Research Award of Tsinghua University
• 2016: CCF Outstanding Doctoral Dissertation Award (中国计算机学会优秀博士学位论文奖)
• 2015: Young Elite Scientists Sponsorship Program by CAST (中国科协青年人才托举工程)
• 2015: MSST 2015 Best Paper Runner-Up
• 2014: IEEE NVMSA 2014 Best Paper Award