Cache Memory Based Optimizations (Data locality, Coherency protocol)
Compilation analysis and data locality optimization
Education
2019-
HPC Engineer in the Data Management Team, at ATOS Bull Company (France) Description: Contribute as a member of the Data Management team to develop a framework for I/O profiling, analysis and acceleration. This includes the C/Python based SW implementation of an ephemeral Flash-Based Burst Buffer within the SLURM Workload Manager
2017-2019
Associated Researcher in the Uppsala Architecture Research Team (UART), Uppsala University (Sweden) Description: Analyzing the opportunity of the new non-volatile memories technologies (NVM) for cache-based memory systems both in hardware and software point of views with Pr. Black-Schaffer and Pr. Jimborean.
2013-2016
PhD Degree in Electrical Engineering from the University of Bordeaux (France). Description: Hardware/Software co-design for data locality and coherence optimization in memory system for energy efficiency
Thesis done under the supervision Pr. Denis Barthou and Thomas Dombek at CEA LIST and INRIA Bordeaux and defended the 4th October 2016. Details avalaible here Tools:Gem5 simulator, McPAT/CACTI, Pintools, GCC
2013
6 months Internship at CEA-LETI Grenoble (France) Description: Participation in the national research project GRECO (GReen wireless Communicating Object) targetting low-power communicating networks. Developpement in the WSNet simulator for an industrial use-case simulation of an energy harvesting wireless sensor network (EH-WSN)
2008-2013
Master degree in Computer Engineering at National Institute of Applied Science (INSA) – Rennes (France)
Scientific Publications
2019
Which Memory Abstraction for NVDIMM on Object Storage
Vaumourin G., Laferriere C. Couvee P. and Valat Presentation at ECMWF for the NEXTGenIO Workshop on applications of NVRAM storage to exascale I/O Slides and Presentation available here
2018
DB-AMB: Dataset-Based Allocation, Migration, and Bypassing in hybrid non-volatile/SRAM caches
Vaumourin G., Jimborean A. and Black-Schaffer D. Under Review at IEEE Transaction on Computerspre-print
2017
Dedicated read-only/read-write cache design for data locality and coherence optimization
Vaumourin G., Dombek T., Guerre A., Barthou D. Technical Reportprint
2016
Specific Read-only Data Management for Memory System Optimization
Vaumourin G., Dombek T., Guerre A., Barthou D. The 24th Euromicro International Conference on Parallel, Distributed and Network-Based Processing (PDP'16)
2015
Co-simulating complex energy harvesting WSN applications: an in-tunnel wind powered monitoring example
Le Quang V., Didioui A., Vaumourin G., Bernier C., Broekaert F., Fritsch A. International Journal of Sensor Networks (IJSNet)
2014
Specific read only data management for memory hierarchy optimization
Vaumourin G., Dombek T., Guerre A., Barthou D. EWiLi'14, The 4th Embedded Operating Systems Workshop [pdf]
Research & Teaching Activities
2019
Contribution to the Sage European Project (SAGE2): studying the usage of persistent memory (DCPMM) within a multi-tiers object storage system (MERO) for Exescale
2018
Co-Supervision of a PhD Student: Analyzing SPEC2017 benchmarks memory behavior
2018
Sub-Reviewer of the International European Conference on Parallel and Distributed Computing Conference (EuroPar'18)
2017
Co-organizer of the 10th edition of the Scandinavian Multi-Core Workshop, the MCC workshop