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A performance comparison of CUDA remote GPU virtualization frameworks

Reaño González, Carlos; Silla Jiménez, Federico (IEEE, 2015-09-08)

Using GPUs reduces execution time of many applications but increases acquisition cost and power consumption. Furthermore, GPUs usually attain a relatively low utilization. In this context, remote GPU virtualization ...
Analyzing the performance/power tradeoff of the rCUDA middleware for future exascale systems

Reaño González, Carlos; Prades, Javier; Silla Jiménez, Federico (Elsevier, 2019-10)

[EN] The computing power of supercomputers and data centers has noticeably grown during the last decades at the cost of an ever increasing energy demand. The need for energy (and power) of these facilities has finally ...
Análisis del impacto de rCUDA en las prestaciones de mCUDA-MEME y HOOMD-Blue

Baiget Orts, Carlos Jose (Universitat Politècnica de València, 2013-10-04)

La presencia de Unidades de Proceso Gráfico (Graphics Processing Units, GPUs) en las instalaciones de Computación de Alto Rendimiento (High Performance Computing, HPC) es una opción cada vez más extendida por la mejora del ...
Análisis del rendimiento y optimización de un código numérico paralelo para el cálculo de la emisión en plasmas astrofísicos

Aloy Torás, María Carmen (Universitat Politècnica de València, 2014-02-04)

[ES] La presente memoria expone el trabajo de análisis del rendimiento y optimización de códigos numéricos paralelos, que realizan el cálculo de la emisión en plasmas astrofísicos, estudiados en el trabajo de investigación ...
Configuración y análisis de las prestaciones de un sistema multicomputador para la ejecución de algoritmos complejos

Torres Penalva, José Eduardo (Universitat Politècnica de València, 2017-04-04)

[EN] The project will be based on the development and implementation of a multicomputer cluster system from recycled equipment, will be mainly oriented to computing, where the process will involve the execution of parallel ...
Constructing virtual 5-dimensional tori out of lower-dimensional network cards

Andújar-Muñoz, Francisco José; Villar, Juan Antonio; Sanchez Garcia, Jose Luis; Alfaro Cortes, Francisco Jose; Duato Marín, José Francisco; Fröning, Holger (John Wiley & Sons, 2017)

[EN] In the Top500 and Graph500 lists of the last years, some of the most powerful systems implement a torus topology to interconnect themillions of computing nodes they include. Some of these torus networks are of five ...
Enhancing large-scale docking simulation on heterogeneous systems: An MPI vs rCUDA study

Imbernón, Baldomero; Prades Gasulla, Javier; Gimenez Canovas, Domingo; Cecilia, J. M.; Silla Jiménez, Federico (Elsevier, 2018-02)

[EN] Virtual Screening (VS) methods can considerably aid clinical research by predicting how ligands interact with pharmacological targets, thus accelerating the slow and critical process of finding new drugs. VS methods ...
High-performance reconstruction of CT medical images by using out-of-core methods in GPU

Quintana-Ortí, Gregorio; CHILLARÓN-PÉREZ, MÓNICA; Vidal-Gimeno, Vicente-Emilio; Verdú Martín, Gumersindo Jesús (Elsevier, 2022-05)

[EN] Background and objective: Since Computed Tomography (CT) is one of the most widely used medical imaging tests, it is essential to work on methods that reduce the radiation the patient is exposed to. Although there are ...
HPC algorithms for nonnegative decompositions

San Juan Sebastián, Pablo (Universitat Politècnica de València, 2018-11-26)

Muchos problemas procedentes de aplicaciones del mundo real pueden ser modelados como problemas matemáticos con magnitudes no negativas, y por tanto, las soluciones de estos problemas matemáticos solo tienen sentido si son ...
Improving Performance and Energy Efficiency of Heterogeneous Systems with rCUDA

Prades Gasulla, Javier (Universitat Politècnica de València, 2021-06-14)

[ES] En la última década la utilización de la GPGPU (General Purpose computing in Graphics Processing Units; Computación de Propósito General en Unidades de Procesamiento Gráfico) se ha vuelto tremendamente popular en los ...
Improving the User Experience of the rCUDA Remote GPU Virtualization Framework

Reaño González, Carlos; Silla Jiménez, Federico; Castello Gimeno, Adrián; Peña Monferrer, Antonio José; Mayo Gual, Rafael; Quintana Ortí, Enrique Salvador; Duato Marín, José Francisco (Wiley, 2015-09-25)

Graphics processing units (GPUs) are being increasingly embraced by the high-performance computing community as an effective way to reduce execution time by accelerating parts of their applications. remote CUDA (rCUDA) ...
Infraestructura computacional para el análisis de datos de secuenciación genómica

Escobar López, Pablo (Universitat Politècnica de València, 2013-06-18)

[ES] Descripción de la colaboración en un proyecto de secuenciación de ADN humano. En el proyecto se ha participado diseñando y administrando el sistema de cómputo de altas prestaciones donde se almacenan y procesan todas ...
On the design of a demo for exhibiting rCUDA

Reaño González, Carlos; Pérez López, Ferran; Silla Jiménez, Federico (IEEE, 2015-05-04)

CUDA is a technology developed by NVIDIA which provides a parallel computing platform and programming model for NVIDIA GPUs and compatible ones. It takes benefit from the enormous parallel processing power of GPUs in ...
On the Effect of using rCUDA to Provide CUDA Acceleration to Xen Virtual Machines

Prades, Javier; Reaño González, Carlos; Silla Jiménez, Federico (Springer-Verlag, 2019-03)

[EN] Nowadays, many data centers use virtual machines (VMs) in order to achieve a more efficient use of hardware resources. The use of VMs provides a reduction in equipment and maintenance expenses as well as a lower ...
Optimización de un código clásico de turbulencia

González Caballero, Eric (Universitat Politècnica de València, 2020-10-06)

[ES] La turbulencia está presente en una gran cantidad de las aplicaciones cotidianas en las que intervienen fluidos y sigue siendo a día de hoy uno de los problemas físicos más importantes a resolver de forma total. La ...
Optimization of a finite element code implemented in MATLAB. On the use of GPUs for High Performance Computing

Navarro Jiménez, José Manuel (Universitat Politècnica de València, 2015-07-17)

[EN] The Department of Mechanical and Materials Engineering has developed a 2D Finite Element code based on geometry independent Cartesian grids (cgFEM) capable of solving shape optimization problems as well as making ...
Performance Evaluation of the HimMUC Cluster

Tamarit Camarero, Cecilio César (Universitat Politècnica de València, 2019-10-16)

[EN] In a time when the quantity of information that requires to be collected, stored and processed keeps growing, a niche has appeared for highperformance computers that are affordable to build, use, and maintain. Single-board ...
Predictive Reliability and Fault Management in Exascale Systems: State of the Art and Perspectives

Canal, Ramon; Hernández Luz, Carles; Tornero-Gavilá, Rafael; Cilardo, Alessandro; Massari, Giuseppe; Reghenzani, Federico; Fornaciari, William; Zapater, Marina; Atienza, David; Oleksiak, Ariel; Piatek, Wojciech; Abella, Jaume (Association for Computing Machinery, 2020-10)

[EN] Performance and power constraints come together with Complementary Metal Oxide Semiconductor technology scaling in future Exascale systems. Technology scaling makes each individual transistor more prone to faults and, ...
Proyecto de adecuación de las instalaciones de una empresa valenciana de transformado de papel para la implantación de la norma IFS-HPC

García Soler, José (Universitat Politècnica de València, 2018-10-11)

[ES] La fabricación de productos en contacto en alimentos precisa de unos estándares de calidad y seguridad que garantice las correctas condiciones de seguridad y salud del consumidor final. Dentro de este tipo de productos ...
Redesigning the rCUDA communication layer for a better adaptation to the underlying hardware

Reaño, Carlos; Silla, Federico (John Wiley & Sons, 2021-07-25)

[EN] The use of Graphics Processing Units (GPUs) has become a very popular way to accelerate the execution of many applications. However, GPUs are not exempt from side effects. For instance, GPUs are expensive devices which ...