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dc.contributor.authorPagès Cruz, Albert
dc.contributor.authorPerelló Muntan, Jordi
dc.contributor.authorAgraz Bujan, Fernando
dc.contributor.authorSpadaro, Salvatore
dc.contributor.otherUniversitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions
dc.contributor.otherUniversitat Politècnica de Catalunya. Departament d'Arquitectura de Computadors
dc.date.accessioned2017-04-25T10:03:37Z
dc.date.available2017-04-25T10:03:37Z
dc.date.issued2016-07
dc.identifier.citationPages, A., Perello, J., Agraz, F., Spadaro, S. Optimal VDC service provisioning in optically interconnected disaggregated data centers. "IEEE communications letters", Juliol 2016, vol. 20, núm. 7, p. 1353-1356.
dc.identifier.issn1089-7798
dc.identifier.urihttp://hdl.handle.net/2117/103693
dc.description©2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works.
dc.description.abstractVirtual data center (VDC) is a key service in modern data center (DC) infrastructures. However, the rigid architecture of traditional servers inside DCs may lead to blocking situations when deploying VDC instances. To overcome this problem, the disaggregated DC paradigm is introduced. In this letter, we present an integer linear programming (ILP) formulation to optimally allocate VDC requests on top of an optically interconnected disaggregated DC infrastructure, aiming to quantify the benefits that such an architecture can bring when compared with traditional server-centric DCs. Moreover, a lightweight simulated annealing-based heuristic is provided for the scenarios where the ILP scalability is challenged. The obtained numerical results reveal the substantial benefits yielded by the resource disaggregation paradigm.
dc.format.extent4 p.
dc.language.isoeng
dc.subjectÀrees temàtiques de la UPC::Enginyeria de la telecomunicació::Telemàtica i xarxes d'ordinadors::Trànsit de dades
dc.subjectÀrees temàtiques de la UPC::Informàtica
dc.subject.lcshLinear programming
dc.subject.lcshComputer networks
dc.subject.otherOptimization
dc.subject.otherData center networks
dc.subject.otherResource disaggregation
dc.subject.otherLinear programming
dc.titleOptimal VDC service provisioning in optically interconnected disaggregated data centers
dc.typeArticle
dc.subject.lemacProgramació lineal
dc.subject.lemacOrdinadors, Xarxes d'
dc.contributor.groupUniversitat Politècnica de Catalunya. GCO - Grup de Comunicacions Òptiques
dc.contributor.groupUniversitat Politècnica de Catalunya. CBA - Sistemes de Comunicacions i Arquitectures de Banda Ampla
dc.identifier.doi10.1109/LCOMM.2016.2558457
dc.description.peerreviewedPeer Reviewed
dc.relation.publisherversionhttp://ieeexplore.ieee.org/document/7460211/
dc.rights.accessOpen Access
local.identifier.drac19792859
dc.description.versionPostprint (author's final draft)
local.citation.authorPages, A.; Perello, J.; Agraz, F.; Spadaro, S.
local.citation.publicationNameIEEE communications letters
local.citation.volume20
local.citation.number7
local.citation.startingPage1353
local.citation.endingPage1356


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