Enviaments recents

  • Measurement-based timing analysis of the AURIX caches 

    Kosmidis, Leonidas; Compagnin, Davide; Morales, David; Mezzetti, Enrico; Quiñones Moreno, Eduardo; Abella Ferrer, Jaume; Vardanega, Tullio; Cazorla Almeida, Francisco Javier (Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2016)
    Text en actes de congrés
    Accés obert
    Cache memories are one of the hardware resources with higher potential to reduce worst-case execution time (WCET) costs for software programs with tight real-time constraints. Yet, the complexity of cache analysis has ...
  • Delaying physical register allocation trought virtual-physical registers 

    Monreal Arnal, Teresa; González Colás, Antonio María; Valero Cortés, Mateo; González González, José; Viñals Yufera, Víctor (Institute of Electrical and Electronics Engineers (IEEE), 1999)
    Text en actes de congrés
    Accés obert
    Register file access time represents one of the critical delays of current microprocessors, and it is expected to become more critical as future processors increase the instruction window size and the issue width. This ...
  • Optimizing program locality through CMEs and GAs 

    Vera, Xavier; Abella Ferrer, Jaume; González Colás, Antonio María; Llosa Espuny, José Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2003)
    Text en actes de congrés
    Accés obert
    Caches have become increasingly important with the widening gap between main memory and processor speeds. Small and fast cache memories are designed to bridge this discrepancy. However, they are only effective when programs ...
  • REPP-H: Runtime Estimation of Power and Performance on Heterogeneous Data Centers 

    Nishtala, Rajiv; Martorell Bofill, Xavier; Petrucci, Vinicius; Mossé, Daniel (2016)
    Text en actes de congrés
    Accés obert
    Modern data centers increasingly demand improved performance with minimal power consumption. Managing the power and performance requirements of the applications is challenging because these data centers, incidentally or ...
  • A confidence assessment of WCET estimates for software time randomized caches 

    Benedicte Illescas, Pedro; Kosmidis, Leonidas; Quiñones Moreno, Eduardo; Abella Ferrer, Jaume; Cazorla Almeida, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Text en actes de congrés
    Accés obert
    Obtaining Worst-Case Execution Time (WCET) estimates is a required step in real-time embedded systems during software verification. Measurement-Based Probabilistic Timing Analysis (MBPTA) aims at obtaining WCET estimates ...
  • The death star challenge: an ambitious and motivating engineering project to promote astronautics and transform society's vision about space research 

    Pérez Poch, Antoni; Sánchez Carracedo, Fermín; López Álvarez, David; Alier Forment, Marc (2016)
    Comunicació de congrés
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    The race to put a person on the Moon motivated and captivated the imagination of USA society and the community worldwide. This led to an unprecedented investment in science, technology and the space program, which ...
  • A learning tool to develop sustainable projects 

    Sánchez Carracedo, Fermín; Cabré Garcia, José M.; Alier Forment, Marc; Vidal López, Eva María; López Álvarez, David; Martín Escofet, Carme; García Almiñana, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Comunicació de congrés
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    This paper presents a tool developed to help engineers to design and develop sustainable projects. The tool has been designed to introduce and evaluate the sustainability of engineering projects in general, but here we ...
  • Jacobi orderings for multi-port hypercubes 

    Royo Vallés, María Dolores; González Colás, Antonio María; Valero García, Miguel (Institute of Electrical and Electronics Engineers (IEEE), 1998)
    Text en actes de congrés
    Accés obert
    The communication cost plays a key role in the performance of many parallel algorithms. In the particular case of the one-sided Jacobi method for symmetric eigenvalue and eigenvector computation the communication cost of ...
  • A methodology for full-system power modeling in heterogeneous data centers 

    Canuto, Mauro; Bosch, Raimon; Macías Lloret, Mario; Guitart Fernández, Jordi (Association for Computing Machinery (ACM), 2016)
    Comunicació de congrés
    Accés obert
    The need for energy-awareness in current data centers has encouraged the use of power modeling to estimate their power consumption. However, existing models present noticeable limitations, which make them application-dependent, ...
  • Performance characterization of in-memory data analytics on a modern cloud server 

    Awan, Ahsan; Brorsson, Mats; Vlassov, Vladimir; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In last decade, data analytics have rapidly progressed from traditional disk-based processing to modern in-memory processing. However, little effort has been devoted at enhancing performance at micro-architecture level. ...

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