Now showing items 1-20 of 45

    • A dependency-aware parallel programming model 

      Pérez Cáncer, Josep Maria (Universitat Politècnica de Catalunya, 2015-02-11)
      Doctoral thesis
      Open Access
      Designing parallel codes is hard. One of the most important roadblocks to parallel programming is the presence of data dependencies. These restrict parallelism and, in general, to work them around requires complex analysis ...
    • Adaptació i desenvolupament d’un sistema de mesures de rendiment per a MareNostrum 

      Abellán Écija, Xavier (Universitat Politècnica de Catalunya, 2008-11-02)
      Master thesis (pre-Bologna period)
      Open Access
    • Ahorro Energético en la Planificación de Sistemas en Tiempo Real 

      Moncusí Mercadé, Maria Angels (Universitat Politècnica de Catalunya, 2005-12-21)
      Doctoral thesis
      Open Access
      La evolución de los procesadores siempre ha consistido en ir aumentando el rendimiento de estos, fijando como medida de este aumento de rendimiento la velocidad de proceso en la ejecución de las distintas aplicaciones. Sin ...
    • Application of clustering analysis and sequence analysis on the performance analysis of parallel applications 

      González García, Juan (Universitat Politècnica de Catalunya, 2013-06-07)
      Doctoral thesis
      Open Access
      High Performance Computing and Supercomputing is the high end area of the computing science that studies and develops the most powerful computers available. Current supercomputers are extremely complex so are the applications ...
    • Code generation for the openmp 4.0 accelerator model onto ompss 

      Ozen, Guray (Universitat Politècnica de Catalunya, 2014-09-09)
      Master thesis
      Open Access
      I present a MACC compiler which is partial implementation of this specification in the OmpSs programming model in order to show code generation for hardware accelerators.
    • Compiler and runtime based parallelization & optimization for GPUs 

      Ozen, Guray (Universitat Politècnica de Catalunya, 2018-12-13)
      Doctoral thesis
      Open Access
      Graphics Processing Units (GPU) have been widely adopted to accelerate the execution of HPC workloads due to their vast computational throughput, ability to execute a large number of threads inside SIMD groups in parallel ...
    • Cooperative caching and prefetching in parallel/distributed file systems 

      Cortés, Toni (Universitat Politècnica de Catalunya, 1997-12-12)
      Doctoral thesis
      Open Access
    • Coordinated Scheduling and Dynamic Performance Analysis in Multiprocessors Systems 

      Corbalán González, Julita (Universitat Politècnica de Catalunya, 2002-07-05)
      Doctoral thesis
      Open Access
      El rendimiento de los actuales sistemas multiprocesador de memoria compartida depende tanto de la utilización eficiente de todos los componentes del sistema (procesadores, memoria, etc), como de las características del ...
    • Desarrollo de un compilador de Fortran para CellSs/SMPSs 

      Martinell Andreu, Luis (Universitat Politècnica de Catalunya, 2008-06-12)
      Master thesis (pre-Bologna period)
      Open Access
    • DVFS power management in HPC systems 

      Etinski, Maja (Universitat Politècnica de Catalunya, 2012-06-01)
      Doctoral thesis
      Open Access
      Recent increase in performance of High Performance Computing (HPC) systems has been followed by even higher increase in power consumption. Power draw of modern supercomputers leads to very high operating costs and ...
    • Dynamic load balancing for hybrid applications 

      Garcia Gasulla, Marta (Universitat Politècnica de Catalunya, 2017-04-18)
      Doctoral thesis
      Open Access
      It is well known that load imbalance is a major source of efficiency loss in HPC (High Performance Computing) environments. The load imbalance problem has very different sources, from static ones related to the data ...
    • Dynamic Scheduling of Parallel Applications on Shared-Memory Multiprocessors 

      Martorell Bofill, Xavier (Universitat Politècnica de Catalunya, 1999-07-09)
      Doctoral thesis
      Open Access
    • Evaluación y optimización de algoritmos Fast Fourier Transform en SX-Aurora NEC 

      Vizcaíno Serrano, Pablo (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Este trabajo presenta una optimización del cálculo de la Transformada de Fou- rier para arquitecturas con vectores largos. Al ser un cálculo muy presente en una gran variedad de códigos científicos, su optimización siempre ...
    • Evaluating techniques for parallelization tuning in MPI, OmpSs and MPI/OmpSs 

      Subotic, Vladimir (Universitat Politècnica de Catalunya, 2013-07-26)
      Doctoral thesis
      Open Access
      Parallel programming is used to partition a computational problem among multiple processing units and to define how they interact (communicate and synchronize) in order to guarantee the correct result. The performance that ...
    • Extension of the DEEP OFFload Programming Model 

      D'Amico, Marco (Universitat Politècnica de Catalunya, 2015-10-21)
      Master thesis
      Restricted access - confidentiality agreement
    • Implementació del run-time Nanos++ sobre GMAC 

      Solà Vélez, Marçal (Universitat Politècnica de Catalunya, 2013-06)
      Master thesis (pre-Bologna period)
      Open Access
      L'objectiu d'aquest projecte és la implementació d'una nova versió del runtime Nanos++, desenvolupat al BSC i que dona suport al model de programació OmpSs. La nova versió ha de donar suport a la programació de GPUs, fent ...
    • Improving clustering analysis of performance data 

      Mahdavi, Kaveh (Universitat Politècnica de Catalunya, 2018-04)
      Master thesis
      Restricted access - confidentiality agreement
    • Improving interoperability between OmpSs and MPI 

      Bellón Castro, Jorge (Universitat Politècnica de Catalunya, 2017-04-09)
      Master thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Programming tools and application libraries are the second level of the software stack in HPC systems, on top of the operative system and the middleware. They allow users to build their applications and simplify their ...
    • Improving the scalability for performance analysis tracing of hybrid HPC applications 

      Bernal Soto, David Antonio (Universitat Politècnica de Catalunya, 2020-10-30)
      Bachelor thesis
      Open Access
      The trend High Performance Computing systems are experimenting nowadays shows an increase in number of cores per node. In order to address the associated increase in the communication time across processes, the hybrid ...
    • Inferring program structure from execution traces 

      Martínez Vera, Juan Francisco (Universitat Politècnica de Catalunya, 2018-04-16)
      Master thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Application structure detection problem have been typical solved by means of sequential pattern mining techniques but they present to be difficultly scalable. In this thesis we propose a new approach for HPC apps facing ...