ListarGI-GAC - Artigos por tema "Performance evaluation"

Mostrando ítems 1-11 de 11

    • BDEv 3.0: energy efficiency and microarchitectural characterization of Big Data processing frameworks 

      Veiga, Jorge; Enes, Jonatan; Expósito, Roberto R.; Touriño, Juan (Elsevier BV * North-Holland, 2018-09)
      [Abstract] As the size of Big Data workloads keeps increasing, the evaluation of distributed frameworks becomes a crucial task in order to identify potential performance bottlenecks that may delay the processing of large ...

    • Design of efficient Java message-passing collectives on multi-core clusters 

      Taboada, Guillermo L.; Ramos Garea, Sabela; Touriño, Juan; Doallo, Ramón (Springer New York LLC, 2011-02)
      [Abstract] This paper presents a scalable and efficient Message-Passing in Java (MPJ) collective communication library for parallel computing on multi-core architectures. The continuous increase in the number of cores per ...

    • Design of scalable Java message-passing communications over InfiniBand 

      Expósito, Roberto R.; Taboada, Guillermo L.; Touriño, Juan; Doallo, Ramón (Springer New York LLC, 2012-07)
      [Abstract] This paper presents ibvdev a scalable and efficient low-level Java message-passing communication device over InfiniBand. The continuous increase in the number of cores per processor underscores the need for ...

    • Device level communication libraries for high‐performance computing in Java 

      Taboada, Guillermo L.; Touriño, Juan; Doallo, Ramón; Shafi, Aamir; Baker, Mark; Carpenter, Bryan (John Wiley & Sons Ltd., 2011-12-25)
      [Abstract] Since its release, the Java programming language has attracted considerable attention from the high‐performance computing (HPC) community because of its portability, high programming productivity, and built‐in ...

    • Enhancing in-memory Efficiency for MapReduce-based Data Processing 

      Veiga Fachal, Jorge; Expósito, Roberto R.; Taboada, Guillermo L.; Touriño, Juan (Academic Press, 2018-10)
      [Abstract] As the memory capacity of computational systems increases, the in-memory data management of Big Data processing frameworks becomes more crucial for performance. This paper analyzes and improves the memory ...

    • Evaluation of messaging middleware for high-performance cloud computing 

      Expósito, Roberto R.; Taboada, Guillermo L.; Ramos Garea, Sabela; Touriño, Juan; Doallo, Ramón (Springer U K, 2013-12)
      [Abstract] Cloud computing is posing several challenges, such as security, fault tolerance, access interface singularity, and network constraints, both in terms of latency and bandwidth. In this scenario, the performance ...

    • F-MPJ: scalable Java message-passing communications on parallel systems 

      Taboada, Guillermo L.; Touriño, Juan; Doallo, Ramón (Springer New York LLC, 2012-04)
      [Abstract] This paper presents F-MPJ (Fast MPJ), a scalable and efficient Message-Passing in Java (MPJ) communication middleware for parallel computing. The increasing interest in Java as the programming language of the ...

    • FastMPJ: a scalable and efficient Java message-passing library 

      Expósito, Roberto R.; Ramos Garea, Sabela; Taboada, Guillermo L.; Touriño, Juan; Doallo, Ramón (Springer New York LLC, 2014)
      [Abstract] The performance and scalability of communications are key for high performance computing (HPC) applications in the current multi-core era. Despite the significant benefits (e.g., productivity, portability, ...

    • High-performance computing selection of models of DNA substitution for multicore clusters 

      Darriba, Diego; Taboada, Guillermo L.; Doallo, Ramón; Posada, David (Sage Publications Ltd., 2014)
      [Abstract] This paper presents the high-performance computing (HPC) support of jModelTest2, the most popular bioinformatic tool for the statistical selection of models of DNA substitution. As this can demand vast computational ...

    • Java in the High Performance Computing arena: Research, practice and experience 

      Taboada, Guillermo L.; Ramos Garea, Sabela; Expósito, Roberto R.; Touriño, Juan; Doallo, Ramón (Elsevier BV, 2013-05-01)
      [Abstract] The rising interest in Java for High Performance Computing (HPC) is based on the appealing features of this language for programming multi-core cluster architectures, particularly the built-in networking and ...

    • Performance Evaluation of Sparse Matrix Products in UPC 

      González-Domínguez, Jorge; García-López, Óscar; Taboada, Guillermo L.; Martín, María J.; Touriño, Juan (Springer New York LLC, 2013-04)
      [Abstract] Unified Parallel C (UPC) is a Partitioned Global Address Space (PGAS) language whose popularity has increased during the last years owing to its high programmability and reasonable performance through an efficient ...