Spin glass simulations on the Janus architecture: A desperate quest for strong scaling

  • M. Baity-Jesi*
  • , R. A. Baños
  • , A. Cruz
  • , L. A. Fernandez
  • , J. M. Gil-Narvion
  • , A. Gordillo-Guerrero
  • , M. Guidetti
  • , D. Iñiguez
  • , A. Maiorano
  • , F. Mantovani
  • , E. Marinari
  • , V. Martin-Mayor
  • , J. Monforte-Garcia
  • , A. Muñoz-Sudupe
  • , D. Navarro
  • , G. Parisi
  • , S. Perez-Gaviro
  • , M. Pivanti
  • , F. Ricci-Tersenghi
  • , J. Ruiz-Lorenzo
  • S. F. Schifano, B. Seoane, A. Tarancon, P. Tellez, R. Tripiccione, D. Yllanes
*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We describe Janus, an application-driven architecture for Monte Carlo simulations of spin glasses. Janus is a massively parallel architecture, based on reconfigurable FPGA nodes; it offers two orders of magnitude better performance than commodity systems for spin glass applications. The first generation Janus machine has been operational since early 2008; we are currently developing a new generation, that will be on line in early 2013. In this paper we present the Janus architecture, describe both implementations and compare their performances with those of commodity systems.

Original languageEnglish
Title of host publicationEuro-Par 2012 - Parallel Processing Workshops
Subtitle of host publicationBDMC, CGWS, HeteroPar, HiBB, OMHI, Paraphrase, PROPER, Resilience, UCHPC, VHPC, Revised Selected Papers
Pages528-537
Number of pages10
DOIs
StatePublished - 2013
Externally publishedYes
EventParallel Processing Workshops, Euro-Par 2012: BDMC 2012, CGWS 2012, HeteroPar 2012, HiBB 2012, OMHI 2012, Paraphrase 2012, PROPER 2012, Resilience 2012, UCHPC 2012, VHPC 2012 - Rhodes Island, Greece
Duration: 27 Aug 201231 Aug 2012

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume7640 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

ConferenceParallel Processing Workshops, Euro-Par 2012: BDMC 2012, CGWS 2012, HeteroPar 2012, HiBB 2012, OMHI 2012, Paraphrase 2012, PROPER 2012, Resilience 2012, UCHPC 2012, VHPC 2012
Country/TerritoryGreece
CityRhodes Island
Period27/08/1231/08/12

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