Recent Submissions

  • Exploiting task-based programming models for resilience 

    Jaulmes, Luc Etienne (Universitat Politècnica de Catalunya, 2019-06-21)
    Doctoral thesis
    Open Access
    Hardware errors become more common as silicon technologies shrink and become more vulnerable, especially in memory cells, which are the most exposed to errors. Permanent and intermittent faults are caused by manufacturing ...
  • Synthetic biology guidelines for diffusion based molecular communication 

    Assaf, Simon Sassine (Universitat Politècnica de Catalunya, 2019-06-18)
    Doctoral thesis
    Open Access
    Nanotechnology is widely seen as having huge potential to bring benefits to many areas of research and application. Nowadays, research studies are focusing on realizing nano-machines on the order of nanometers in size. A ...
  • Direct lookup and hash-based metadata placement : impact on architecture, performance and scalability of local and distributed file systems 

    Lensing, Paul Hermann (Universitat Politècnica de Catalunya, 2019-04-29)
    Doctoral thesis
    Open Access
    New challenges to file systems’ metadata performance are imposed by the continuously growing average number of files existing in file systems. The traditional component based lookup approach can become a performance ...
  • Parallel architectures and runtime systems co-design for task-based programming models 

    Castillo Villar, Emilio (Universitat Politècnica de Catalunya, 2019-04-29)
    Doctoral thesis
    Open Access
    The increasing parallelism levels in modern computing systems has extolled the need for a holistic vision when designing multiprocessor architectures taking in account the needs of the programming models and applications. ...
  • Towards resource-aware computing for task-based runtimes and parallel architectures 

    Chasapis, Dimitrios (Universitat Politècnica de Catalunya, 2019-04-24)
    Doctoral thesis
    Open Access
    Current large scale systems show increasing power demands, to the point that it has become a huge strain on facilities and budgets. The increasing restrictions in terms of power consumption of High Performance Computing ...
  • Memory bandwidth and latency in HPC: system requirements and performance impact 

    Radulović, Milan (Universitat Politècnica de Catalunya, 2019-05-07)
    Doctoral thesis
    Open Access
    A major contributor to the deployment and operational costs of a large-scale high-performance computing (HPC) clusters is the memory system. In terms of system performance it is one of the most critical aspects of the ...
  • Improving resource efficiency in virtualized datacenters 

    Amaral, Marcelo (Universitat Politècnica de Catalunya, 2019-04-29)
    Doctoral thesis
    Open Access
    In recent years there has been an extraordinary growth of the Internet of Things (IoT) and its protocols. The increasing diffusion of electronic devices with identification, computing and communication capabilities is ...
  • A framework for multidimensional indexes on distributed and highly-available data stores 

    Cugnasco, Cesare (Universitat Politècnica de Catalunya, 2019-03-22)
    Doctoral thesis
    Open Access
    Spatial Big Data is considered an essential trend in future scientific and business applications. Indeed, research instruments, medical devices, and social networks generate hundreds of peta bytes of spatial data per year. ...
  • A time-predictable parallel programing model for real-time systems 

    Serrano, Maria A. (Universitat Politècnica de Catalunya, 2019-03-13)
    Doctoral thesis
    Open Access
    The recent technological advancements and market trends are causing an interesting phenomenon towards the convergence of the high-performance and the embedded computing domains. Critical real-time embedded systems are ...
  • Contributions to network planning and operation of Flex-Grid/SDM optical core networks 

    Rumipamba Zambrano, Rubén Darío (Universitat Politècnica de Catalunya, 2019-03-14)
    Doctoral thesis
    Open Access
    The ever demanding bandwidth requirements for supporting emerging telecom services such as ultra-high-definition video streaming, cloud computing, connected car, virtual/augmented reality, etc., bring to the fore the ...
  • Design, monitoring and performance evaluation of high capacity optical networks 

    Shariati, Mohammad Behnam (Universitat Politècnica de Catalunya, 2019-02-22)
    Doctoral thesis
    Open Access
    Internet traffic is expected to keep increasing exponentially due to the emergence of a vast number of innovative online services and applications. Optical networks, which are the cornerstone of the underlying Internet ...
  • Advanced analytics through FPGA based query processing and deep reinforcement learning 

    Malazgirt, Gorker Alp (Universitat Politècnica de Catalunya, 2019-02-12)
    Doctoral thesis
    Open Access
    Today, vast streams of structured and unstructured data have been incorporated in databases, and analytical processes are applied to discover patterns, correlations, trends and other useful relationships that help to take ...

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