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Pré-Publication, Document De Travail Année : 2022

Lagrange-flux schemes: reformulating second-order accurate Lagrange-remap schemes for better node-based HPC performance

Thibault Gasc
  • Fonction : Auteur
Renaud Motte
  • Fonction : Auteur
Mathieu Peybernes
  • Fonction : Auteur
Raphael Poncet
  • Fonction : Auteur

Résumé

In a previous paper, we have achieved the performance analysis of staggered Lagrange-remap schemes, a class of solvers widely used for Hydrodynamics applications. This paper is devoted to the rethinking and redesign of the Lagrange-remap process for achieving better performance using today's computing architectures. As an unintended outcome, the analysis has lead us to the discovery of a new family of solvers -- the so-called Lagrange-flux schemes -- that appear to be promising for the CFD community.

Dates et versions

hal-03579432 , version 1 (18-02-2022)

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Citer

Florian de Vuyst, Thibault Gasc, Renaud Motte, Mathieu Peybernes, Raphael Poncet. Lagrange-flux schemes: reformulating second-order accurate Lagrange-remap schemes for better node-based HPC performance. 2022. ⟨hal-03579432⟩
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