Yifeng Zhu
		Libbey Professor
		Electrical and Computer Engineering
		University of Maine
		Email: Yifeng.Zhu[at].maine.edu	Mail: 5708 Barrows Hall, Room 271
		Tel: (207) 581-2499	Orono, ME, 04469-5708
		Fax: (207) 581-4531
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Yifeng Zhu is Professor in the Department of Electrical and Computer Engineering of the College of Engineering at the University of Maine. He received his Ph.D. and M.S. in Computer Science and Engineering from the University of Nebraska in 2002 and 2005 respectively. Before that, he received B.S. in Electrical Engineering from Huazhong University of Science and Technology in China. His current research interests include computer architecture and systems, data storage systems, energy-efficient memory systems, parallel/distributed computing and wireless sensor networks. He is an editorial board member of the Journal Parallel and Distributed Computing and Networks. He has served as the program chair of NAS'10 and SNAPI'07, and he is in the organizing or technical committees of many international conferences, such as ISCA, ICDCS, and ICPP. He is associated with the High Performance Computing Lab (HPC). He is the director of the research lab Archsys: Computer Architecture and Systems Lab.

News:

12/20/2012: Our paper has been nominated as one of the Best Paper Candiates in HPCA 2013. 12/18/2012: Congraluate Ali for successfully completing Ph.D. dissertation defense. Dr. Shareef! 11/14/2012: Our paper has been accepted by HPCA 2013! HPCA is a premier conference in computer architecture. 11/09/2012: Congratulations Jianhui for receiving College Graduate Assistant Research Award! 08/29/2012: Congratulations Jianhui for successfully completing Ph.D. dissertation defense. Dr. Yue! 04/30/2012: Welcome Tania Rahman to join our research group. 03/22/2012: Congratulations to Mr. Zhao Cai to receive Chase Distinguished Research Assistantship. 11/11/2011: Congratulations to Computer Engineering Students who won in International Programming Competition. News Report 05/17/2011: Congratulations to Jianhui who received Travel Award from ISCA. 05/16/2011: We released a smartphone app and you can download the application Android Market. Here are the news report and TV interview. You can find the source codes here. If you are willing to contribute to this project, please let us know. 05/02/2011: Congratulations to Lin Lin who successfully defended his master thesis. 04/22/2011: Congratulations to Lin Lin whose paper is accepted by MASCOTS 2011 in Singapore. 04/10/2011: Congratulations to our post-doc fellow Dr. Qiang Zou who accepted an offer from Southwest University in China as an Associate Professor.

Selected Publications (full publication list)

Book Embedded Systems with ARM Cortex-M Microcontrollers in Assembly Language and C   TPDS'14 A New Parity-Based Migration Method to Expand RAID-5   TPDS'13 SANE: Semantic-Aware Namespace in Ultra-large-scale File Systems   HPCA'13 Accelerating Write by Exploiting PCM Asymmetries (Best Paper Nominee)   DATE'13 Exploiting Subarrays Inside a Bank to Improve Phase Change Memory Performance   CLUSTER'12 High Performance and High Capacity Hybird Shingled-Recording Disk System   MASCOTS'12 Making Write Less Blocking for Read Accesses in Phase Change Memory   CCGrid'12 RO-BURST: A Robust Virtualization Cost Model for Workload Consolidation over Clouds   TPDS'12 Semantic-Aware Metadata Organization Paradigm in Next-Generation File Systems   MASCOTS'11 Hot Random Off-loading: A Hybrid Storage System With Dynamic Data Migration   TPDS'11 Supporting Scalable and Adaptive Metadata Management in Ultra Large-scale File Systems   TC'10 A Novel Weighted-Graph-Based Grouping Algorithm for Metadata Prefetching   MSST'10 Energy and Thermal Aware Buffer Cache Replacement Algorithm   SC'09 A New Metadata Organization Paradigm with Semantic-Awareness for Next-Generation File Systems   TPDS'08 An Energy-Oriented Evaluation of Buffer Cache Algorithms Under Parallel I/O Workloads   TPDS'08 HBA: Distributed Metadata Management System for Large Cluster-based Storage   TC'08 RACE: A Robust Adaptive Caching Strategy for Buffer Cache   ICDCS'08 Scalable and Adaptive Metadata Management in Ultra Large-Scale File Systems   MASCOTS'08 A Novel and Generic Model for Synthesizing Disk I/O Traffic Based on The Alpha-stable Process   CLUSTER'07 Evaluating Memory Energy Efficiency in Parallel I/O Workloads (Best Paper Award)

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