Ara es mostren els items 34-53 de 103

    • Economic model of a cloud provider operating in a federated cloud 

      Goiri Presa, Íñigo; Guitart Fernández, Jordi; Torres Viñals, Jordi (2012-09)
      Article
      Accés restringit per política de l'editorial
      Resource provisioning in Cloud providers is a challenge because of the high variability of load over time. On the one hand, the providers can serve most of the requests owning only a restricted amount of resources, but ...
    • El "Espacio Innovador" y la red 

      Jofre Roca, Lluís; Solé Parellada, Francesc; Sabaté i Garriga, Ferran; Berenguer Sau, Jordi; Marqués Acosta, Fernando; Romeu Robert, Jordi; Torres Viñals, Jordi (Cátedra Telefónica-UPC, 2005-11)
      Llibre
      Accés obert
    • El 'Espacio Profesional' y la red, más allá del 2005 

      Jofre Roca, Lluís; Solé Parellada, Francesc; Sabaté i Garriga, Ferran; Ezquerra, Norberto; Romeu Robert, Jordi; Torres Viñals, Jordi (Càtedra Telefónica-UPC: Especialización Tecnológica y Sociedad del Conocimiento, 2003-08)
      Llibre
      Accés obert
    • El 'Profesional Innovador' y la red 

      Jofre Roca, Lluís; Solé Parellada, Francesc; Sabaté i Garriga, Ferran; Marqués Acosta, Fernando; Romeu Robert, Jordi; Torres Viñals, Jordi (Cátedra Telefónica-UPC, 2004-12)
      Llibre
      Accés obert
    • Elastic management of tasks in virtualized environments 

      Goiri Presa, Íñigo; Guitart Fernández, Jordi; Torres Viñals, Jordi (2009-09)
      Text en actes de congrés
      Accés obert
      Nowadays, service providers in the Cloud offer complex services ready to be used as it was a commodity like water or electricity to their customers. A key technology for this approach is virtualization which facilitates ...
    • EMOTIVE: the BSC’s engine for cloud solutions 

      Badia Sala, Rosa Maria; Goiri Presa, Íñigo; Guitart Fernández, Jordi; Macías Lloret, Mario; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Ejarque, Jorge; Sirvent Pardell, Raül; Lezzi, Daniele (2009-10-01)
      Article
      Accés obert
      Cloud computing is strongly based on virtualization, allowing applications to be multiplexed onto a physical resource while isolated from other applications sharing that physical resource. This technology simplifies the ...
    • Empowering automatic data-center management with machine learning 

      Berral García, Josep Lluís; Gavaldà Mestre, Ricard; Torres Viñals, Jordi (2013)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The Cloud as computing paradigm has become nowadays crucial for most Internet business models. Managing and optimizing its performance on a moment-by-moment basis is not easy given as the amount and diversity of elements ...
    • Empowering automatic data-center management with machine learning 

      Berral García, Josep Lluís; Gavaldà Mestre, Ricard; Torres Viñals, Jordi (2013)
      Report de recerca
      Accés obert
      The Cloud as computing paradigm has become nowadays crucial for most Internet business models. Managing a cloud and optimizing its performance on a moment-by-moment basis is not easy given as the amount and diversity of ...
    • Enabling distributed key-value stores with low latency-impact snapshot support 

      Polo Bardés, Jordà; Becerra Fontal, Yolanda; Carrera Pérez, David; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Spreitzer, Mike; Steinder, Malgorzata (2013)
      Text en actes de congrés
      Accés obert
      Current distributed key-value stores generally provide greater scalability at the expense of weaker consistency and isolation. However, additional isolation support is becoming increasingly important in the environments ...
    • Enabling resource sharing between transactional and batch workloads using dynamic application placement 

      Carrera Pérez, David; Steinder, Malgorzata; Whalley, Ian; Torres Viñals, Jordi; Ayguadé Parra, Eduard (Springer, 2008)
      Comunicació de congrés
      Accés obert
      We present a technique that enables existing middleware to fairly manage mixed workloads: batch jobs and transactional applications. The technique leverages a generic application placement controller, which dynamically ...
    • Enabling resource sharing between transactional and batch workloads using dynamic application placement 

      Carrera Pérez, David; Steinder, Malgorzata; Whalley, Ian; Torres Viñals, Jordi; Ayguadé Parra, Eduard (2008-12)
      Article
      Accés restringit per política de l'editorial
      We present a technique that enables existing middleware to fairly manage mixed workloads: batch jobs and transactional applications. The technique leverages a generic application placement controller, which dynamically ...
    • Energy-aware scheduling in virtualized datacenters 

      Goiri Presa, Íñigo; Julià Massó, Ferran; Nou Castell, Ramon; Berral García, Josep Lluís; Guitart Fernández, Jordi; Torres Viñals, Jordi (IEEE Computer Society Publications, 2010)
      Text en actes de congrés
      Accés obert
      The reduction of energy consumption in large-scale datacenters is being accomplished through an extensive use of virtualization, which enables the consolidation of multiple workloads in a smaller number of machines. ...
    • Energy-efficient and multifaceted resource management for profit-driven virtualized data centers 

      Goiri Presa, Íñigo; Berral García, Josep Lluís; Fitó, Josep Oriol; Julià Massó, Ferran; Nou Castell, Ramon; Guitart Fernández, Jordi; Gavaldà Mestre, Ricard; Torres Viñals, Jordi (Elsevier, 2012-05)
      Article
      Accés restringit per política de l'editorial
      As long as virtualization has been introduced in data centers, it has been opening new chances for resource management. Nowadays, it is not just used as a tool for consolidating underused nodes and save power; it also ...
    • Evaluating the benefits of key-value databases for scientific applications 

      Santamaria Mateu, Pol; Oden, Lena; Gil, Eloy; Becerra Fontal, Yolanda; Sirvent, Raül; Glock, Philipp; Torres Viñals, Jordi (Springer, 2019)
      Text en actes de congrés
      Accés obert
      The convergence of Big Data applications with High-Performance Computing requires new methodologies to store, manage and process large amounts of information. Traditional storage solutions are unable to scale and that ...
    • Event detection in location-based social networks 

      Capdevila Pujol, Joan; Cerquides, Jesús; Torres Viñals, Jordi (Springer, 2017)
      Capítol de llibre
      Accés obert
      With the advent of social networks and the rise of mobile technologies, users have become ubiquitous sensors capable of monitoring various real-world events in a crowd-sourced manner. Location-based social networks have ...
    • Exploiting key-value data stores scalability for HPC 

      Cugnasco, Cesare; Becerra Fontal, Yolanda; Torres Viñals, Jordi; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés obert
      BigData revolutionised the IT industry. It first interested the OLTP systems. Distributed Hash Tables replaced Traditional SQL databases as they guaranteed low response time on simple read/write requests. The second wave ...
    • Exploiting semantics and virtualization for SLA-driven resource allocation in service providers 

      Ejarque, Jorge; Palol, Marc de; Goiri Presa, Íñigo; Julià, Ferran; Guitart Fernández, Jordi; Badia Sala, Rosa Maria; Torres Viñals, Jordi (2010-04-01)
      Article
      Accés restringit per política de l'editorial
      Resource management is a key challenge that service providers must adequately face in order to accomplish their business goals. This paper introduces a framework, the semantically enhanced resource allocator (SERA), aimed ...
    • Explore, discover and learn: unsupervised discovery of state-covering skills 

      Campos Camúñez, Víctor; Trott, Alex; Xiong, Caiming; Socher, Richard; Giró Nieto, Xavier; Torres Viñals, Jordi (2020)
      Comunicació de congrés
      Accés obert
      Acquiring abilities in the absence of a task-oriented reward function is at the frontier of reinforcement learning research. This problem has been studied through the lens of empowerment, which draws a connection between ...
    • Extended resource management using client classification and economic enhancements 

      Püschel, Tim; Borissov, Nikolay; Neumann, Dirk; Macías Lloret, Mario; Guitart Fernández, Jordi; Torres Viñals, Jordi (IOS Press, 2007-10)
      Capítol de llibre
      Accés obert
      Commercialization of Grid resources will become more and more important as utility computing and the deployment of Grids gains momentum. This results in the necessity to not only base Grid components on technical aspects, ...
    • Extended resource management using client classification and economic enhancements 

      Püschel, Tim; Borissov, Nikolay; Neumann, Dirk; Macías Lloret, Mario; Guitart Fernández, Jordi; Torres Viñals, Jordi (Birkhäuser Verlag, 2010)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Commercialization of computing resources will become more and more important as the transition from Grid computing in academic environments to commercial services based on concepts such as utility or Cloud computing ...