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IV Grids@Work 1 st November 2007 Beijing - China N-Queens and FlowShop results Denis Caromel INRIA, Patrick Guillemin ETSI. Available Grids and Nodes http://proactive.inria.fr/iv_grid_plugtests_prov.htm. Grid5000 ( 4080 cpu ) - France InTrigger ( 450 cpu ) - Japan
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IV Grids@Work 1st November 2007 Beijing - China N-Queens and FlowShop results Denis Caromel INRIA, Patrick Guillemin ETSI
Available Grids and Nodeshttp://proactive.inria.fr/iv_grid_plugtests_prov.htm Grid5000 (4080 cpu) - France InTrigger (450 cpu) - Japan PoweRcost (180 cpu) – Italy DAS (300 cpu) - Netherland All jobs submitted from Beijing – China • SCCAS: Supercomputing Center, Chinese Academy of Sciences
2007 FlowShop contest 2007 FlowShop contest • Goal of the FlowShop contest (Job Scheduling) • Solve the 10 Taillard instances with 20 jobs and 20 machines • 2006 FlowShop contest • The winner was KANBAN - Japan (553 s, 207 workers) 2007 FlowShop contest (2 teams) • BUPT - Beijing University of Posts and Telecommunications -China • TransPUTers - POZNAN University of Technology - Poland • The winner is TransPUTers from Poland ! • 2146 s, 3185 Workers www.lifl.fr/OPAC
2007 N-Queens contest • Goal of the N-Queens contest • Solve the maximum number of N-Queens solutions in1 hour • On a maximum number of machines • With the most efficient algorithm • 2006 N-Queens contest • The winner was Eight Samouri – Japan ~6 467 Billions solutions • 2193 Workers deployed • Counted N=22 Queens in 27mn • 2007 N-Queens contest (6 teams) • ACT - The Institute of Advanced Computing Technology of Beihang University in Beijing - China • BUPT - Beijing University of Posts and Telecommunications -China • ChinaGrid – Tsinghua University - China • Grid-TU – Tsinghua University - China • MOAIS Kaapi – France • outPUT - Poznan University of Technology - Poland
2007 N-Queens contest 2006 N-Queens contest • The 1st N-Queens Prize winner is KAAPI-MOAIS - France • with ~40 379 Billions solutions found deployed on 3654 workers • computed for the first time N=23 in 35 mn 7s and N=22 in 3 mn 21s • The 2nd N-Queens Prize winner is ACT - Beihang University - China • sucessfuly deployed 3888 workers • The 3rd N-Queens Prize winners (2 teams ex-aequo) are • BUPT - Beijing University of Posts and Telecommunications, China • Calculated N=22 Queens in 24 mn 31s and deployed 2925 workers • Grid-TU - Tsinghua University – China • Calculated N=22 Queens in 19 mn 36s and deployed 1735 workers