\includegraphics[width=100mm]{cluster_x_nodes_n1_x_n2.pdf}
\caption{Various grid configurations with networks $N1$ vs. $N2$}
\LZK{CE, remplacer les ``,'' des décimales par un ``.''}
\includegraphics[width=100mm]{cluster_x_nodes_n1_x_n2.pdf}
\caption{Various grid configurations with networks $N1$ vs. $N2$}
\LZK{CE, remplacer les ``,'' des décimales par un ``.''}
two-stage algorithm in asynchronous mode with GMRES in synchronous mode. Several
benchmarks have been performed with various combinations of the grid resources
(CPU, Network, matrix size, \ldots). The test conditions are summarized
two-stage algorithm in asynchronous mode with GMRES in synchronous mode. Several
benchmarks have been performed with various combinations of the grid resources
(CPU, Network, matrix size, \ldots). The test conditions are summarized
reports the relative gain between both algorithms. It is defined by the ratio
between the execution time of GMRES and the execution time of the
multisplitting.
\LZK{Quelle table repporte les gains relatifs?? Sûrement pas Table II !!}
reports the relative gain between both algorithms. It is defined by the ratio
between the execution time of GMRES and the execution time of the
multisplitting.
\LZK{Quelle table repporte les gains relatifs?? Sûrement pas Table II !!}
Residual error precision & $10^{-5}$ to $10^{-9}$\\ \hline \\
\end{tabular}
\caption{Test conditions: GMRES in synchronous mode vs. Krylov two-stage in asynchronous mode}
Residual error precision & $10^{-5}$ to $10^{-9}$\\ \hline \\
\end{tabular}
\caption{Test conditions: GMRES in synchronous mode vs. Krylov two-stage in asynchronous mode}
the SimGrid toolkit is an interesting simulation tool that has allowed us to
determine which method to choose given a specified multi-core architecture.
Moreover the simulated results are in accordance (i.e. with the same order of
the SimGrid toolkit is an interesting simulation tool that has allowed us to
determine which method to choose given a specified multi-core architecture.
Moreover the simulated results are in accordance (i.e. with the same order of
In future works, we plan to investigate how to simulate the behavior of really
large scale applications. For example, if we are interested to simulate the
execution of the solvers of this paper with thousand or even dozens of thousands
In future works, we plan to investigate how to simulate the behavior of really
large scale applications. For example, if we are interested to simulate the
execution of the solvers of this paper with thousand or even dozens of thousands