Ara es mostren els items 21-40 de 135

    • Analysis of the Task Superscalar architecture hardware design 

      Yazdanpanah Ahmadabadi, Fahimeh; Jiménez González, Daniel; Álvarez Martínez, Carlos; Etsion, Yoav; Badia Sala, Rosa Maria (Springer, 2013)
      Text en actes de congrés
      Accés obert
      In this paper, we analyze the operational flow of two hardware implementations of the Task Superscalar architecture. The Task Superscalar is an experimental task based dataflow scheduler that dynamically detects inter-task ...
    • ASCETiC: adapting service lifeCycle towards efficienT clouds 

      Juan Ferrer, Ana; Garcia Perez, David; Agiatzidou, Eleni; Lordan Gomis, Francesc-Josep; Ejarque, Jorge; Sirvent, Raul; Badia Sala, Rosa Maria; Guitart Fernández, Jordi; Ortiz, David; Macías Lloret, Mario; Deprez, Jean-Christophe; Ponsard, Christophe; Temporale, Christian; Panuccio, Pasquale; Sommacampagna, Davide; Blasi, Lorenzo; Djemame, Karim; Armstrong, Django; Kammer, Michael (SCITEPRESS, 2014-04)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Reducing energy consumption is increasingly gaining attention in the area of Cloud computing, as means to reduce costs and improve corporate sustainability image. ASCETiC is focused on providing novel methods and tools to ...
    • Automatic structure extraction from MPI applications tracefiles 

      Casas, Marc; Badia Sala, Rosa Maria; Labarta Mancho, Jesús José (Springer, 2007)
      Text en actes de congrés
      Accés obert
      The process of obtaining useful message passing applications tracefiles for performance analysis in supercomputers is a large and tedious task. When using hundreds or thousands of processors, the tracefile size can grow ...
    • Automatic, efficient and scalable provenance registration for FAIR HPC workflows 

      Sirvent Pardell, Raül; Conejero Bañón, Francisco Javier; Lordan Gomis, Francesc; Ejarque Artigas, Jorge; Rodríguez Navas, Laura; Fernández González, José María; Capella Gutiérrez, Salvador; Badia Sala, Rosa Maria (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés obert
      Provenance registration is becoming more and more important, as we increase the size and number of experiments performed using computers. In particular, when provenance is recorded in HPC environments, it must be efficient ...
    • Automatizing the creation of specialized high-performance computing containers 

      Ejarque Artigas, Jorge; Badia Sala, Rosa Maria (SAGE publishing, 2023-07)
      Article
      Accés obert
      With Exascale computing already here, supercomputers are systems every time larger, more complex, and heterogeneous. While expert system administrators can install and deploy applications in the systems correctly, this is ...
    • AutoParallel: Automatic parallelisation and distributed execution of affine loop nests in Python 

      Ramón Cortés, Cristian; Amela Milian, Ramon; Ejarque Artigas, Jorge; Clauss, Philippe; Badia Sala, Rosa Maria (Sage, 2020)
      Article
      Accés obert
      The last improvements in programming languages and models have focused on simplicity and abstraction; leading Python to the top of the list of the programming languages. However, there is still room for improvement when ...
    • BIGSEA: A big data analytics platform for public transportation information 

      Alic, Andy S.; Almeida, Jurassa; Aloisio, Giovanni; Andrade, Nazareno; Antunes, Nuno; Ardagna, Danilo; Badia Sala, Rosa Maria; Basso, Tania; Blanquer, Ignacio; Braz, Tarciso; Brito, Andrey; Elia, Donatello; Fiore, Sandro; Guedes, Dorgival; Lattuada, Marco; Lezzi, Daniele; Maciel, Matheus; Meira Jr, Wagner; Mestre, Demetrio; Moraes, Regina; Morais, Fabio; Pires, Carlos Eduardo; Kozievitch, Nádia P.; dos Santos, Walter; Silva, Paulo; Vieira, Marco (Elsevier, 2019-07)
      Article
      Accés obert
      Analysis of public transportation data in large cities is a challenging problem. Managing data ingestion, data storage, data quality enhancement, modelling and analysis requires intensive computing and a non-trivial amount ...
    • BioExcel Building Blocks, a software library for interoperable biomolecular simulation workflows 

      Andrio, Pau; Hospital, Adam; Conejero Bañón, Javier; Jordá, Luis; del Pino, Marc; Codo, Laia; Soiland Reyes, Stian; Goble, Carole; Lezzi, Daniele; Badia Sala, Rosa Maria; Orozco López, Modesto; Gelpi Buchaca, Josep Lluís (Nature, 2019-09-10)
      Article
      Accés obert
      In the recent years, the improvement of software and hardware performance has made biomolecular simulations a mature tool for the study of biological processes. Simulation length and the size and complexity of the analyzed ...
    • Block size estimation for data partitioning in HPC applications using machine learning techniques 

      Cantini, Riccardo; Marozzo, Fabrizio; Orsino, Alessio; Talia, Domenico; Trunfio, Paolo; Badia Sala, Rosa Maria; Ejarque Artigas, Jorge; Vázquez-Novoa, Fernando (Springer Nature, 2024-01-16)
      Article
      Accés obert
      The extensive use of HPC infrastructures and frameworks for running data-intensive applications has led to a growing interest in data partitioning techniques and strategies. In fact, application performance can be heavily ...
    • Boosting HPC data analysis performance with the ParSoDA-Py library 

      Belcastro, Loris; Giampà, Salvatore; Marozzo, Fabrizio; Talia, Domenico; Trunfio, Paolo; Badia Sala, Rosa Maria; Ejarque, Jorge; Mammadli, Nihad (Springer, 2024-02)
      Article
      Accés obert
      Developing and executing large-scale data analysis applications in parallel and distributed environments can be a complex and time-consuming task. Developers often find themselves diverted from their application logic to ...
    • BSC contributions in energy-aware resource management for large scale distributed systems 

      Valero Cortés, Mateo; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Carrera Pérez, David; Guitart Fernández, Jordi; Beltran Querol, Vicenç; Becerra Fontal, Yolanda; Badia Sala, Rosa Maria; Labarta Mancho, Jesús José (2010)
      Text en actes de congrés
      Accés obert
      This paper introduces the work being carried out at Barcelona Supercomputing Center in the area of Green Computing. We have been working in resource management for a long time and recently we included the energy parameter ...
    • CATA: Criticality aware task acceleration for multicore processors 

      Castillo, Emilio; Moretó Planas, Miquel; Casas, Marc; Álvarez Martí, Lluc; Vallejo, Enrique; Chronaki, Kallia; Badia Sala, Rosa Maria; Bosque Orero, José Luis; Beivide Palacio, Julio Ramón; Ayguadé Parra, Eduard; Labarta Mancho, Jesús José; Valero Cortés, Mateo (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      Managing criticality in task-based programming models opens a wide range of performance and power optimization opportunities in future manycore systems. Criticality aware task schedulers can benefit from these opportunities ...
    • Colony: Parallel functions as a service on the cloud-edge continuum 

      Lordan Gomis, Francesc; Lezzi, Daniele; Badia Sala, Rosa Maria (Springer Nature, 2021)
      Text en actes de congrés
      Accés obert
      Although smart devices markets are increasing their sales figures, their computing capabilities are not sufficient to provide good-enough-quality services. This paper proposes a solution to organize the devices within the ...
    • COMP Superscalar, an interoperable programming framework 

      Badia Sala, Rosa Maria; Conejero, Javier; Díaz, Carlos; Ejarque, Jorge; Lezzi, Daniele; Lordan Gomis, Francesc-Josep; Ramón Cortés, Cristian; Sirvent Pardell, Raül (2015-12-01)
      Article
      Accés obert
      COMPSs is a programming framework that aims to facilitate the parallelization of existing applications written in Java, C/C++ and Python scripts. For that purpose, it offers a simple programming model based on sequential ...
    • COMPSs-Mobile: parallel programming for mobile-cloud computing 

      Lordan Gomis, Francesc-Josep; Badia Sala, Rosa Maria (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      The advent of Cloud and the popularization of mobile devices have led us to a shift in computing access. Computing users will have an interaction display while the real computation will be performed remotely, in the Cloud. ...
    • Criticality-aware dynamic task scheduling for heterogeneous systems 

      Chronaki, Kallia; Rico Carro, Alejandro; Badia Sala, Rosa Maria; Ayguadé Parra, Eduard (Barcelona Supercomputing Center, 2015-05-05)
      Text en actes de congrés
      Accés obert
    • Cyberinfrastructure programming with COMPSs 

      Lordan Gomis, Francesc-Josep; Lezzi, Daniele; Badia Sala, Rosa Maria (Barcelona Supercomputing Center, 2019-05-07)
      Text en actes de congrés
      Accés obert
    • DDF Library: Enabling functional programming in a task-based model 

      Ponce, Lucas M.; Lezzi, Daniele; Badia Sala, Rosa Maria; Guedes, Dorgival (Elsevier, 2021-05)
      Article
      Accés obert
      In recent years, the areas of High-Performance Computing (HPC) and massive data processing (also know as Big Data) have been in a convergence course, since they tend to be deployed on similar hardware. HPC systems have ...
    • DDS: integrating data analytics transformations in task-based workflows [version 1; peer review: 1 approved, 2 approved with reservations] 

      Mammadli, Nihad; Ejarque Artigas, Jorge; Álvarez Cid-Fuentes, Javier; Badia Sala, Rosa Maria (2022-05-25)
      Article
      Accés obert
      High-performance data analytics (HPDA) is a current trend in e-science research that aims to integrate traditional HPC with recent data analytic frameworks. Most of the work done in this field has focused on improving data ...
    • Dense matrix computations on NUMA architectures with distance-aware work stealing 

      Al-Omairy, Rabab; Miranda Álamo, Guillermo; Ltaief, Hatem; Badia Sala, Rosa Maria; Martorell Bofill, Xavier; Labarta Mancho, Jesús José; Keyes, David E. (2015-03)
      Article
      Accés obert
      We employ the dynamic runtime system OmpSs to decrease the overhead of data motion in the now ubiquitous non-uniform memory access (NUMA) high concurrency environment of multicore processors. The dense numerical linear ...