Lei Xu
A fourth year Ph.D student in CSCE Dept. of UNL.
Office:
216 Schorr Center, 1101 T Street
Lincoln, NE, USA 68588
Email: lxu (AT) cse.unl.edu
Phone: (402) - 304 - 4024
Research Interests
- Performance, Scalability and Reliability of Large-Scale Storage System
- Meta-data Management, File System Design, Manycore Operating Systems
- My advisor is Dr. Hong Jiang.
Publications
- Lei Xu, Hong Jiang, Xue Liu, Lei Tian, Yu Hua, and Jian Hu, "Propeller: A Scalable Metadata Organization for A Versatile Searchable File System", CSE Technique Report [pdf] .
- Lei Xu, Jian Hu, Stephen Mkandawire and Hong Jiang, "SHHC: A Scalable Hybrid Hash Cluster for Cloud Backup Services in Data Centers", accepted to appear in The First International Workshop on Data Center Performance (DCPerf 2011), Minneapolis, MN, USA, 24 June, 2011
- Jian Hu, Hong Jiang, Lei Tian, and Lei Xu, "PUD-LRU: An Erase-Efficient Write Buffer Management Algorithm for Flash Memory SSD" accepted to appear in the Proceedings of The 18th Annual Meeting of the IEEE/ACM International Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS 2010), Miami, Florida, August 17-19, 2010
- Lei Xu, Hong Jiang and Lei Tian. "Hifire: A High Fidelity Trace Replayer for Large-Scale Storage Systems". Work-In-Progress Reports at FAST'10.[slides]
Academic and Professional Experiences
- Research Assistant, Fall 2009 ~ Present.
- Advisor: Professor Hong Jiong, University of Nebraska-Lincoln
- Topic: Semantic Metadata Management, Storage Performance Evaluation
- Software Engineering Intern at Google, 2011 Summer
- Improves I/O performance of a global distributed cloud storage platform.
- Research Assistant, Fall 2008 ~ Summer 2009.
- Advisor: Professor David Swanson, University of Nebraska-Lincoln
- Topic: Performance and Reliability Analyzing for Cluster Storage of High-End Computing
- Student Member, USENIX
- USENIX Student Grant., 8th USENIX Conference on File and Storage Technologies (FAST'10)
- More...
Courses
- Fall 2010, Advanced Computer Architecture
- Spring 2010, Readings of Innovative Ideas in System and Networking, Advanced Topics in Database, Self-management Computer System
- Fall 2009, Compiler Construction, Modern Processor Design
- Spring 2009, Algorithm(823), Embedded System, Communication Network
- Fall 2008, Algorithm(923), Distributed System, Automata
Resume
Projects
I've open sourced several my personal projects on Github