Enviaments recents

  • Instruction replication for clustered microarchitectures 

    Aleta Ortega, Alexandre; Codina Viñas, Josep M.; González Colás, Antonio María; David, Kaeli (Institute of Electrical and Electronics Engineers (IEEE), 2003)
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    This work presents a new compilation technique that uses instruction replication in order to reduce the number of communications executed on a clustered microarchitecture. For such architectures, the need to communicate ...
  • Analysis and optimization of engines for dynamically typed languages 

    Dot Artigas, Gem; Martínez, Alejandro; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    Dynamically typed programming languages have become very popular in the recent years. These languages ease the task of the programmer but introduce significant overheads since assumptions about the types of variables have ...
  • MASkIt: soft error rate estimation for combinatorial circuits 

    Anglada Sánchez, Martí; Canal Corretger, Ramon; Aragon, Juan Luis; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    Integrated circuits are getting increasingly vulnerable to soft errors; as a consequence, soft error rate (SER) estimation has become an important and very challenging goal. In this work, a novel approach for SER estimation ...
  • Towards incentive-compatible pricing for bandwidth reservation in community network clouds 

    Khan, Muhammad Amin; Vilaça, Xavier; Rodrigues, Luís; Freitag, Fèlix (Springer, 2015)
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    Community network clouds provide for applications of local interest deployed within community networks through collaborative efforts to provision cloud infrastructures. They complement the traditional large-scale public ...
  • On the sustainability of community clouds in guifi.net 

    Baig Viñas, Roger; Freitag, Fèlix; Navarro Moldes, Leandro (Springer, 2015)
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    The Internet and cloud services are key enablers for participation in society. The need for Internet access in areas underserved by commercial telecom operators has often been a motivation to develop community networks. Many ...
  • Energy-efficient Internet of Things monitoring with low-capacity devices 

    Carbajales, Rodrigo J.; Zennaro, Marco; Pietrosemoli, Ermanno; Freitag, Fèlix (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    The Internet of Things (IoT) allows users to gather data from the physical environment. While sensors in public spaces are already widely used, users are reluctant to deploy sensors for shared data at their homes. The ...
  • Hubbub-scale: towards reliable elastic scaling under multi-tenancy 

    Rameshan, Navaneeth; Ying, Liu; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    Elastic resource provisioning is used to guarantee service level objective (SLO) with reduced cost in a Cloud platform. However, performance interference in the hosting platform introduces uncertainty in the performance ...
  • AXIOM: a hardware-software platform for cyber physical systems 

    Mazumdar, Somnath; Ayguadé Parra, Eduard; Bettin, Nicola; Bueno Hedo, Javier; Ermini, Sara; Filgueras Izquierdo, Antonio; Jiménez González, Daniel; Álvarez Martínez, Carlos; Martorell Bofill, Xavier; Montefoschi, Francesco; Oro Garcia, David; Pnevmatikatos, Dionisis; Rizzo, Antonio; Theodoropoulos, Dimitris; Giorgi, Roberto (2016)
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    Cyber-Physical Systems (CPSs) are widely necessary for many applications that require interactions with the humans and the physical environment. A CPS integrates a set of hardware-software components to distribute, execute ...
  • COMPSs-Mobile: parallel programming for mobile-cloud computing 

    Lordan Gomis, Francesc-Josep; Badia Sala, Rosa Maria (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    The advent of Cloud and the popularization of mobile devices have led us to a shift in computing access. Computing users will have an interaction display while the real computation will be performed remotely, in the Cloud. ...
  • Experimental demonstration of heterogeneous cross stratum broker for scientific applications 

    Castro Casales, Alberto; Pérez Vela, Alba; Gifre Renom, Lluís; Proietti, Roberto; Cen, Chen; Yin, J.; Chen, Xiaoliang; Cao, Zheng; Zhu, Zuqing; Mishra, Vinod; Velasco Esteban, Luis Domingo; Yoo, S. J. B. (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    We propose and demonstrate cross-stratum Broker orchestration for scientific applications and heterogeneous resources reservation in DCs, HPC facilities and networks belonging to different operators. Experiments were ...

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