New techniques for simulating high performance MPI applications on large storage networks

A Núñez, J Fernández, JD García… - 2008 IEEE International …, 2008 - ieeexplore.ieee.org
In this paper we present new techniques for simulating high performance MPI applications
on large storage networks. Performance analysis of high performance application on large …

SIMCAN: A flexible, scalable and expandable simulation platform for modelling and simulating distributed architectures and applications

A Núñez, J Fernández, R Filgueira, F García… - … Modelling Practice and …, 2012 - Elsevier
In this paper we propose a new simulation platform called SIMCAN, for analyzing parallel
and distributed systems. This platform is aimed to test parallel and distributed architectures …

Using genetic algorithms to generate test sequences for complex timed systems

A Núñez, MG Merayo, RM Hierons, M Núñez - Soft Computing, 2013 - Springer
The generation of test data for state-based specifications is a computationally expensive
process. This problem is magnified if we consider that time constraints have to be taken into …

Adaptive-compi: Enhancing mpi-based applications' performance and scalability by using adaptive compression

R Filgueira, DE Singh, J Carretero… - … Journal of High …, 2011 - journals.sagepub.com
This paper presents an optimization of MPI communication, called Adaptive-CoMPI, based
on runtime compression of MPI messages exchanged by applications. The technique …

Dynamic-CoMPI: Dynamic optimization techniques for MPI parallel applications

R Filgueira, J Carretero, DE Singh, A Calderon… - The Journal of …, 2012 - Springer
This work presents an optimization of MPI communications, called Dynamic-CoMPI, which
uses two techniques in order to reduce the impact of communications and non-contiguous …

Applying selectively parallel I/O compression to parallel storage systems

R Filgueira, M Atkinson, Y Tanimura… - Euro-Par 2014 Parallel …, 2014 - Springer
This paper presents a new I/O technique called Selectively Parallel I/O Compression
(SPIOC) for providing high-speed storage and access to data in QoS enabled parallel …

Study of parallel numerical methods for semiconductor device simulation

N Seoane, AJ García‐Loureiro - International Journal of …, 2006 - Wiley Online Library
Simulators of semiconductor devices have to solve systems of equations generated by the
discretization of partial differential equations, which are the most time‐consuming part of the …

An adaptive, scalable, and portable technique for speeding up MPI-based applications

R Filgueira, M Atkinson, A Nuñez… - Euro-Par 2012 Parallel …, 2012 - Springer
This paper presents a portable optimization for MPI communications, called PRAcTICaL-MPI
(Portable Adaptive Compression Library-MPI). PRAcTICaL-MPI reduces the data volume …

Data locality aware strategy for two-phase collective I/O

R Filgueira, DE Singh, JC Pichel, F Isaila… - … Science-VECPAR 2008 …, 2008 - Springer
Abstract This paper presents Locality-Aware Two-Phase (LATP) I/O, an optimization of the
Two-Phase collective I/O technique from ROMIO, the most popular MPI-IO implementation …

Blur identification using averaged spectra of degraded image singular vectors

Z Devcic, S Loncaric - 2000 IEEE International Conference on …, 2000 - ieeexplore.ieee.org
In this paper we propose a new blur identification algorithm based on singular value
decomposition (SVD) of degraded images. An unknown space-invariant point-spread …