Designing an Exascale Interconnect using Multi-objective OptimizationCitation formats
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Designing an Exascale Interconnect using Multi-objective Optimization. / Pascual Saiz, Jose; Lant, Joshua; Attwood, Andrew; Concatto, Caroline; Navaridas, Javier; Luján, Mikel; Goodacre, John.
IEEE Congress on Evolutionary Computation 2017. IEEE, 2017.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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TY - GEN
T1 - Designing an Exascale Interconnect using Multi-objective Optimization
AU - Pascual Saiz, Jose
AU - Lant, Joshua
AU - Attwood, Andrew
AU - Concatto, Caroline
AU - Navaridas, Javier
AU - Luján, Mikel
AU - Goodacre, John
PY - 2017
Y1 - 2017
N2 - Exascale performance will be delivered by systems composed of millions of interconnected computing cores. The way these computing elements are connected with each other (network topology) has a strong impact on many performance characteristics. In this work we propose a multi-objective optimizationbased framework to explore possible network topologies to be implemented in the EU-funded ExaNeSt project. The modular design of this system’s interconnect provides great flexibility to design topologies optimized for specific performance targets such as communications locality, fault tolerance or energyconsumption. The generation procedure of the topologies is formulated as a three-objective optimization problem (minimizing some topological characteristics) where solutions are searched using evolutionary techniques. The analysis of the results, carried out using simulation, shows that the topologies meet the required performance objectives. In addition, a comparison with a wellknown topology reveals that the generated solutions can provide better topological characteristics and also higher performancefor parallel applications.
AB - Exascale performance will be delivered by systems composed of millions of interconnected computing cores. The way these computing elements are connected with each other (network topology) has a strong impact on many performance characteristics. In this work we propose a multi-objective optimizationbased framework to explore possible network topologies to be implemented in the EU-funded ExaNeSt project. The modular design of this system’s interconnect provides great flexibility to design topologies optimized for specific performance targets such as communications locality, fault tolerance or energyconsumption. The generation procedure of the topologies is formulated as a three-objective optimization problem (minimizing some topological characteristics) where solutions are searched using evolutionary techniques. The analysis of the results, carried out using simulation, shows that the topologies meet the required performance objectives. In addition, a comparison with a wellknown topology reveals that the generated solutions can provide better topological characteristics and also higher performancefor parallel applications.
U2 - 10.1109/CEC.2017.7969572
DO - 10.1109/CEC.2017.7969572
M3 - Conference contribution
BT - IEEE Congress on Evolutionary Computation 2017
PB - IEEE
T2 - 2017 IEEE Congress on Evolutionary Computation
Y2 - 5 June 2017 through 8 June 2017
ER -