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21 Research products, page 1 of 3

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  • 2018-2022
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  • HAL-ENS-LYON
  • Energy Research

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  • Open Access English
    Authors: 
    Benoit, Anne; Canon, Louis-Claude; Elghazi, Redouane; Heam, Pierre-Cyrille;
    Publisher: HAL CCSD
    Country: France

    International audience; Scheduling independent tasks on a parallel platform is a widely-studied problem, in particular when the goal is to minimize the total execution time, or makespan (P||C_max problem in Graham's notations). Also, many applications do not consist of ...

  • Open Access
    Authors: 
    Dorra Boughzala; Laurent Lefèvre; Anne-Cécile Orgerie;
    Publisher: IEEE
    Country: France

    International audience; Building a sustainable Exascale machine is a very promising target in High Performance Computing (HPC). To tackle the energy consumption challenge while continuing to provide tremendous performance, the HPC community have rapidly adopted GPU-base...

  • Open Access English
    Authors: 
    Richard Dallier; L. Bondonneau; Didier Charrier; A. Coffre; Stephane Corbel; Laurent Denis; Cedric Dumez-Viou; Antony Escudie; Daniel García-Fernández; Julien N. Girard; +7 more
    Publisher: HAL CCSD
    Country: France

    International audience; The radio detection of atmospheric particle showers initiated by ultra-high energy cosmic rays is today a proven technique that allows to reconstruct their properties (direction of arrival, energy, nature). Among the precursors of this method, th...

  • Open Access
    Authors: 
    Hayri Acar; Hind Benfenatki; Jean-Patrick Gelas; Catarina Ferreira da Silva; Gülfem Isiklar Alptekin; Aïcha-Nabila Benharkat; Parisa Ghodous;
    Publisher: IEEE
    Countries: Turkey, France

    International audience; The emission of CO2 due to ICT (Information and Communication Technologies) is found as equivalent to aviation sector. Although the energy consumption in ICT is due both to hardware and software. In recent decade, the energy efficiency studies fo...

  • Open Access English
    Authors: 
    Issam Rais; Mathilde Boutigny; Laurent Lefèvre; Anne-Cécile Orgerie; Anne Benoit;
    Publisher: HAL CCSD
    Country: France

    International audience; Large scale distributed systems and supercomputers consume huge amounts of energy. To address this issue, an heterogeneous set of capabilities and techniques that we call leverages exist to modify power and energy consumption in large scale syste...

  • Open Access
    Authors: 
    Berk Celik; Gustavo Rostirolla; Stephane Caux; Paul Renaud-Goud; Patricia Stolf;
    Publisher: IEEE
    Country: France
    Project: ANR | DATAZERO (ANR-15-CE25-0012)

    International audience; This paper presents an energy management algorithm for a grid-connected datacenter to provide cost-efficient consumption opportunity in a Demand-Response (DR) program. The aim of this study is to schedule controllable loads of the datacenter base...

  • Open Access
    Authors: 
    Tristan Delizy; Stephane Gros; Kevin Marquet; Matthieu Moy; Tanguy Risset; Guillaume Salagnac;
    Publisher: IEEE
    Country: France

    International audience; Reducing energy consumption is a key challenge to the realization of the Internet of Things. While emerging memory technologies may offer power reduction, they come with major drawbacks such as high latency or limited endurance. As a result, syst...

  • Open Access English
    Authors: 
    Nathalie Fargier;
    Publisher: HAL CCSD
    Country: France

    International audience; A wide range of initiatives for developing research and data infrastructures have been funded in recent years. There is a growing concern amongst the academic community to maintain the resources invested beyond the period of the original research...

  • Open Access English
    Authors: 
    Changjiang Gou; Anne Benoit; Mingsong Chen; Loris Marchal; Tongquan Wei;
    Publisher: HAL CCSD
    Country: France

    International audience; Streaming applications come from various application fields such as physics, and many can be represented as a series-parallel dependence graph. We aim at minimizing the energy consumption of such applications when executed on a hierarchical platf...

  • Open Access English
    Authors: 
    LEVEQUE, Fabian; BERTHELOT, Karl;
    Publisher: Reseau International Ambiances
    Country: France

    International audience; Since they concentrate a growing majority of the world population, cities largely. contribute to climate change… as they suffer from it. The singular experience of living with climate change in cities is barely considered in urban environmental p...