Now showing items 1-10 of 10

  • Addressing the use of cloud computing for web hosting providers 

    Fitó, Josep Oriol; Guitart Fernández, Jordi (2009-09)
    Conference report
    Open Access
    Nobody doubts about cloud computing is and will be a sea change for the Information Tech nology. Specifically, we address an application of this emerging paradigm into the web hosting providers. We create the Cloud Hosting ...
  • 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
    Restricted access - publisher's policy
    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 ...
  • Introducing risk management into cloud computing 

    Fitó, Josep Oriol; Guitart Fernández, Jordi (2010-09)
    External research report
    Open Access
    The Cloud computing paradigm is offering an innovative and promising vision concerning the Information and Communications Technology (ICT). Actually, it gives the possibility of improving IT systems management and is ...
  • Multifaceted resource management for dealing with heterogeneous workloads in virtualized data centers 

    Goiri Presa, Íñigo; Fitó, Josep Oriol; Julià Masso, Ferran; Nou Castell, Ramon; Berral García, Josep Lluís; Guitart Fernández, Jordi; Torres Viñals, Jordi (IEEE Computer Society Publications, 2010)
    Conference lecture
    Open Access
    As long as virtualization has been introduced in data centers, it has been opening new chances for resource management. Now, it is not just used as a tool for consolidating underused nodes and save power, it also allows ...
  • Resource-level QoS metric for CPU-based guarantees in cloud providers 

    Goiri Presa, Íñigo; Julià Massó, Ferran; Fitó, Josep Oriol; Macías Lloret, Mario; Guitart Fernández, Jordi (Springer Verlag, 2010)
    Conference report
    Restricted access - publisher's policy
    Success of Cloud computing requires that both customers and providers can be confident that signed Service Level Agreements (SLA) are supporting their respective business activities to their best extent. Currently used ...
  • Rule-based SLA management for revenue maximisation in cloud computing markets 

    Macías Lloret, Mario; Fitó, Josep Oriol; Guitart Fernández, Jordi (IEEE Computer Society Publications, 2010)
    Conference report
    Open Access
    This paper introduces several Business Rules for maximising the revenue of Providers in Cloud Computing Markets. These rules apply in both negotiation and execution time, and enforce the achievement of Business-Level ...
  • SLA-driven elastic cloud hosting provider 

    Fitó, Josep Oriol; Goiri Presa, Íñigo; Guitart Fernández, Jordi (2009-02-17)
    Conference report
    Open Access
    It is clear that Cloud computing is and will be a sea change for the Information Technology by changing the way in which both software and hardware are designed and purchased. In this work we address the use of this ...
  • Supporting CPU-based guarantees in cloud SLAs via resource-level QoS metrics 

    Goiri Presa, Íñigo; Julià Masso, Ferran; Fitó, Josep Oriol; Macías Lloret, Mario; Guitart Fernández, Jordi (Elsevier, 2012-10)
    Article
    Restricted access - publisher's policy
    Success of Cloud computing requires that both customers and providers can be confident that signed Service Level Agreements (SLA) are supporting their respective business activities to their best extent. Currently used ...
  • Toward business-driven risk management for cloud computing 

    Fitó, Josep Oriol; Macías Lloret, Mario; Guitart Fernández, Jordi (IEEE Computer Society Publications, 2010)
    Conference report
    Open Access
    The Cloud computing paradigm is offering an innovative and promising vision concerning the Information and Communications Technology (ICT). Notwithstanding, the use of Cloud resources, which usually are external assets ...
  • XtreemOS application execution management: a scalable approach 

    Nou Castell, Ramon; Giralt Celiméndiz, Jacobo; Corbalán González, Julita; Tejedor Saavedra, Enric; Fitó, Josep Oriol; Perez, Josep Maria; Cortés Rosselló, Antonio (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
    Conference report
    Open Access
    Designing a job management system for the Grid is a non-trivial task. While a complex middleware can give a lot of features, it often implies sacrificing performance. Such performance loss is especially noticeable for ...