Valentin Plugaru

Valentin Plugaru

Research (and development) specialist

Faculty or Centre Faculté des Sciences, de la Technologie et de la Communication
Research Unit CSC
Postal Address Université du Luxembourg
Maison du Nombre
6, Avenue de la Fonte
L-4364 Esch-sur-Alzette
Campus Office MNO, E04 0445-070
Email
Telephone (+352) 46 66 44 5545
Fax (+352) 46 66 44 35545

Research Associate, member of the Parallel Computing and Optimization Group - pcog.uni.lu

Main role since 2014: development, management and growth of the UL HPC platform that enables and accelerates research and innovation at the UL faculties and Interdisciplinary centres for national and international projects.

The UL HPC platform has expanded from 43.2 TFlops in 2014 to over 415 TFlops in 2018.

Deep and hands-on involvement in all UL HPC projects - from strategic planning of new facilities to making them a reality for UL researchers.

Close interaction with all UL research groups and their external partners in order to make their applications work efficiently on the HPC platform.

 

National and International Memberships:

  • European Technology Platform for HPC (ETP4HPC) – etp4hpc.eu

◦         Member and UL central contact point for the ETP4HPC Work Groups, I participate in 7 WG: HPC System Architecture & Components, Systems Software & Management, Programming Environment, Energy & Resilience, Balance Compute I/O & Storage Performance, Big Data & HPC Use Models, Extreme-scale demonstrators;

◦         Work on proposals for the European Commission’s HPC Work Programme 2018-20;

◦         Work on the 3rd Strategic Research Agenda (SRA3): outline roadmap for the achievement of exascale capabilities by the European HPC ecosystem. Milestones used to define the contents of the HPC Technology R&D Work Programmes managed by the European Commission.

  • ISO/IEC JTC 1/SC 39: Sustainability for and by Information Technology – iso.org

◦         ILNAS: Registered expert as national ICT standardization delegate;

◦         Participation to the standardization process on multi-year drafting process.

  • 8th IEEE International Conference on Cloud Computing Technology and Science (CloudCom 2016) – 2016.cloudcom.org

◦         Member of the Organizing Committee - Workshops and Tutorials Chair, 5 workshops at the 8th edition of CloudCom.

 

Teaching activities:

  • Lecturing and student project supervision for the UL MiCS – mics.uni.lu
  • Lecturer on select advanced topics at the yearly UL HPC School – hpc.uni.lu

 

Research interests:

  • R&D in High Performance Computing (HPC), Grid and Cloud Computing
  • Modular Supercomputing, Supercomputing Software Environments
  • Energy Efficiency and Performance Evaluation of HPC/Cloud environments
  • Virtualization Middleware and Container Systems

Last updated on: Thursday, 22 February 2018

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2018

Full Text
See detailLarge-scale research data management: Road to GDPR compliance
Bouvry, Pascal; Varrette, Sébastien; Plugaru, Valentin; Peter, Sarah; Cartiaux, Hyacinthe; Parisot, Clément

Presentation (2018, April)

See detailUL HPC Tutorial: HPC workflow with sequential jobs
Cartiaux, Hyacinthe; Varrette, Sébastien; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Building [custom] software with EasyBuild on the UL HPC platform
Diehl, Sarah; Varrette, Sébastien; Plugaru, Valentin; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Statistical Computing with R
Ginolhac, Aurélien; Emeras, Joseph; Varrette, Sébastien; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Getting Started on the Uni.lu HPC platform
Parisot, Clément; Cartiaux, Hyacinthe; Varrette, Sébastien; Plugaru, Valentin; Diehl, Sarah; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: (Advanced) Prototyping with Python
Parisot, Clément; Diehl, Sarah; Varrette, Sébastien; Plugaru, Valentin; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Performance engineering - HPC debugging and profilling
Plugaru, Valentin; Besseron, Xavier; Varrette, Sébastien; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Bio-informatics workflows and applications
Plugaru, Valentin; Diehl, Sarah; Varrette, Sébastien; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: HPC Containers with Singularity
Plugaru, Valentin; Varrette, Sébastien; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Advanced Job scheduling with SLURM and OAR
Plugaru, Valentin; Varrette, Sébastien; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Multi-Physics workflows: test cases on CFD / MD / Chemistry applications
Plugaru, Valentin; Varrette, Sébastien; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Basic and Advanced scientific computing using MATLAB
Plugaru, Valentin; Varrette, Sébastien; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

Full Text
See detailOverview and Challenges of the UL HPC Facility at the EuroHPC Horizon
Varrette, Sébastien; Bouvry, Pascal; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe

Presentation (2018, June)

See detailUL HPC Tutorial: Machine and Deep Learning on the UL HPC Platform
Varrette, Sébastien; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Big Data Applications (batch, stream, hybrid) with Hadoop and Spark
Varrette, Sébastien; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

See detailUL HPC Tutorial: Parallel computations with OpenMP/MPI
Varrette, Sébastien; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe; Bouvry, Pascal

Presentation (2018, June)

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2017

Full Text
See detailOverview and Challenges of the UL HPC Facility at the EuroHPC Horizon
Varrette, Sébastien; Bouvry, Pascal; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe

Presentation (2017, November)

Full Text
See detailOverview and Challenges of the UL HPC Facility at the Belval and EuroHPC Horizon
Varrette, Sébastien; Bouvry, Pascal; Plugaru, Valentin; Diehl, Sarah; Parisot, Clément; Cartiaux, Hyacinthe

Presentation (2017, June)

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2016

Full Text
See detailOverview and Challenges of the UL HPC Facility at the Belval Horizon
Varrette, Sébastien; Bouvry, Pascal; Plugaru, Valentin; Diehl, Sarah; Cartiaux, Hyacinthe

Presentation (2016, November)

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2015

Full Text
See detailPerformance Evaluation of the XDEM framework on the OpenStack Cloud Computing Middleware
Besseron, Xavier; Plugaru, Valentin; Mahmoudi, Amir Houshang; Varrette, Sébastien; Peters, Bernhard; Bouvry, Pascal

in Proceedings of the Fourth International Conference on Parallel, Distributed, Grid and Cloud Computing for Engineering (2015, February)

Full Text
See detailVizBin - an application for reference-independent visualization and human-augmented binning of metagenomic data
Laczny, Cédric; Sternal, Tomasz; Plugaru, Valentin; Gawron, Piotr; Atashpendar, Arash; Margossian, Houry Hera; Coronado, Sergio; van der Maaten, Laurens; Vlassis, Nikos; Wilmes, Paul

in Microbiome (2015)

Full Text
See detailHigh Performance Computing (HPC) at UL: Overview (as of 2015) and Usage
Varrette, Sébastien; Bouvry, Pascal; Plugaru, Valentin; Diehl, Sarah; Cartiaux, Hyacinthe

Presentation (2015, June)

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2014

Full Text
See detailA Holistic Model of the Performance and the Energy-Efficiency of Hypervisors in an HPC Environment
Guzek, Mateusz; Varrette, Sébastien; Plugaru, Valentin; Pecero, Johnatan; Bouvry, Pascal

in Concurrency & Computation : Practice & Experience (2014)

Full Text
See detailPerformance Analysis of Cloud Environments on Top of Energy-Efficient Platforms Featuring Low Power Processors
Plugaru, Valentin; Varrette, Sébastien; Bouvry, Pascal

in Proc. of the 6th IEEE Intl. Conf. on Cloud Computing Technology and Science (CloudCom'14) (2014, December)

Full Text
See detailPerformance tuning of applications in HPC environments employing Simulated Annealing
Plugaru, Valentin; Varrette, Sébastien; Bouvry, Pascal

Scientific Conference (2014, October)

Full Text
See detailHPC Performance and Energy-Efficiency of the OpenStack Cloud Middleware
Varrette, Sébastien; Plugaru, Valentin; Guzek, Mateusz; Besseron, Xavier; Bouvry, Pascal

in Proc. of the 43rd Intl. Conf. on Parallel Processing (ICPP-2014), Heterogeneous and Unconventional Cluster Architectures and Applications Workshop (HUCAA'14) (2014, September)

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