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oai:recercat.cat:2117/230882026-02-11T05:28:37Zcom_2072_1033col_2072_452950

Experimental assessment of a high performance back-end PCE for Flexgrid optical network re-optimization Gifre Renom, Lluís Velasco Esteban, Luis Domingo Navarro, Nacho Junyent Giralt, Gabriel Universitat Politècnica de Catalunya. Departament d'Arquitectura de Computadors Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions Universitat Politècnica de Catalunya. GCO - Grup de Comunicacions Òptiques Universitat Politècnica de Catalunya. CAP - Grup de Computació d'Altes Prestacions Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Telecomunicació òptica::Fibra òptica Optical fibers Optical communications Networks Assignment and routing algorithms Network optimization Fibres òptiques Comunicacions òptiques A specialized high performance Graphics Processing Unit (GPU)-based back-end Path Computation Element (PCE) to compute re-optimization in Flexgrid networks is presented. Experimental results show 6x speedups compared to single centralized PCE. Peer Reviewed Postprint (published version) 2014 Conference report Gifre, L. [et al.]. Experimental assessment of a high performance back-end PCE for Flexgrid optical network re-optimization. A: Optical Fiber Communication Conference and Exposition and National Fiber Optic Engineers Conference. "Optical Fiber Communication Conference: San Francisco, California United States, March 9-13, 2014". San Francisco: The Optical Society (OSA), 2014, p. 1-3. 978-1-55752-993-0 https://hdl.handle.net/2117/23088 10.1364/OFC.2014.W4A.3 eng http://www.opticsinfobase.org/abstract.cfm?URI=OFC-2014-W4A.3&origin=search http://creativecommons.org/licenses/by-nc-nd/3.0/es/ Restricted access - publisher's policy Attribution-NonCommercial-NoDerivs 3.0 Spain 3 p. application/pdf The Optical Society (OSA)