• E-EON : Energy-Efficient and Optimized Networks for Hadoop 

      Fischer e Silva, Renan (Universitat Politècnica de Catalunya, 2018-05-03)
      Tesi
      Accés obert
      Energy efficiency and performance improvements have been two of the major concerns of current Data Centers. With the advent of Big Data, more information is generated year after year, and even the most aggressive predictions ...
    • Job scheduling for disaggregated memory in high performance computing systems 

      Vieira Zacarias, Felippe (Universitat Politècnica de Catalunya, 2023-10-09)
      Tesi
      Accés obert
      (English) In a typical HPC cluster system, a node is the elemental component unit of this architecture. Memory and compute resources are tightly coupled in each node and the rigid boundaries between nodes limits compute ...
    • Methodology for malleable applications on distributed memory systems 

      Aguilar Mena, Jimmy (Universitat Politècnica de Catalunya, 2022-11-23)
      Tesi
      Accés obert
      (English) The dominant programming approach for scientific and industrial computing on clusters is MPI+X. While there are a variety of approaches within the node, denoted by the ``X'', Message Passing interface (MPI) is ...
    • MPI layer techniques to improve network energy efficiency 

      Dickov, Branimir (Universitat Politècnica de Catalunya, 2015-12-10)
      Tesi
      Accés obert
      Interconnection networks represent the backbone of large-scale parallel systems. In order to build ultra-scale supercomputers larger interconnection networks are being designed and deployed. As compute nodes become more ...
    • Performance-aware energy optimizations in networks for HPC 

      Saravanan, Karthikeyan P. (Universitat Politècnica de Catalunya, 2016-11-02)
      Tesi
      Accés obert
      Energy efficiency is an important challenge in the field of High Performance Computing (HPC). High energy requirements not only limit the potential to realize next-generation machines but are also an increasing part of the ...
    • Virtualization techniques for memory resource exploitation 

      Garrido Platero, Luis Ángel (Universitat Politècnica de Catalunya, 2019-11-26)
      Tesi
      Accés obert
      Cloud infrastructures have become indispensable in our daily lives with the rise of cloud-based services offered by companies like Facebook, Google, Amazon and many others. These cloud infrastructures use a large numbers ...