Resiliency in numerical algorithm design for extreme scale simulations

E Agullo, M Altenbernd, H Anzt… - … Journal of High …, 2022 - journals.sagepub.com
This work is based on the seminar titled 'Resiliency in Numerical Algorithm Design for
Extreme Scale Simulations' held March 1–6, 2020, at Schloss Dagstuhl, that was attended …

Scalable irregular parallelism with GPUs: Getting CPUs out of the way

Y Chen, B Brock, S Porumbescu… - … Conference for High …, 2022 - ieeexplore.ieee.org
We present Atos, a dynamic scheduling framework for multi-node-GPU systems that
supports PGAS-style lightweight one-sided memory operations within and between nodes …

[HTML][HTML] Asynchronous global–local non-invasive coupling for linear elliptic problems

A El Kerim, P Gosselet, F Magoulès - Computer Methods in Applied …, 2023 - Elsevier
This paper presents the first asynchronous version of the Global/Local non-invasive
coupling, capable of dealing efficiently with multiple, possibly adjacent, patches. We give a …

Scalable asynchronous domain decomposition solvers

C Glusa, EG Boman, E Chow, S Rajamanickam… - SIAM Journal on …, 2020 - SIAM
Parallel implementations of linear iterative solvers generally alternate between phases of
data exchange and phases of local computation. Increasingly large problem sizes and more …

Performances analysis of parallel asynchronous and synchronous algorithms on cloud architecture for PDE

MA Rahhali, T Garcia, P Spitéri - Advances in Engineering Software, 2023 - Elsevier
In order to solve discretized stationary linear or non linear diffusion and convection–diffusion
problems, the present paper deals with a comparison between the performances of parallel …

[HTML][HTML] Scalable asynchronous domain decomposition solvers for non-homogeneous elastic structures

G Gbikpi-Benissan, M Rynkovskaya… - Advances in Engineering …, 2022 - Elsevier
This paper introduces a non-overlapping counterpart of the recently achieved two-level
asynchronous restricted additive Schwarz (AsyncRAS) solver. It improves the asynchronous …

[HTML][HTML] Asynchronous global–local non-invasive coupling for nonlinear monotone patches: Application to plasticity problems

A El Kerim, P Gosselet, F Magoulès - Computer Methods in Applied …, 2024 - Elsevier
This article presents the asynchronous global–local non-invasive coupling in the case of
nonlinear monotone patches as encountered when inserting elastoplastic components in a …

Integrating deep learning in domain sciences at exascale

R Archibald, E Chow, E D'Azevedo, J Dongarra… - … of HPC, Big Data and AI …, 2020 - Springer
This paper presents some of the current challenges in designing deep learning artificial
intelligence (AI) and integrating it with traditional high-performance computing (HPC) …

[HTML][HTML] Accurate implementation of two-level asynchronous domain decomposition solvers

G Gbikpi-Benissan, F Magoulès - Advances in Engineering Software, 2024 - Elsevier
Recently, asynchronous coarse-grid correction has been achieved within additive Schwarz-
type and primal Schur domain decomposition frameworks. Both additive and multiplicative …

Asynchronous Richardson iterations: theory and practice

E Chow, A Frommer, DB Szyld - Numerical algorithms, 2021 - Springer
We consider asynchronous versions of the first-and second-order Richardson methods for
solving linear systems of equations. These methods depend on parameters whose values …