Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:25:03 2013 Optimize a model with 99099 rows, 98109 columns and 392139 nonzeros Presolve removed 5568 rows and 0 columns Presolve time: 0.71s Presolved: 93531 rows, 98109 columns, 381003 nonzeros Variable types: 98010 continuous, 99 integer (99 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 19004 1.1765676e+05 4.543087e+03 0.000000e+00 5s 21728 1.1956096e+05 0.000000e+00 0.000000e+00 7s Root relaxation: objective 1.195610e+05, 21728 iterations, 6.71 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 119560.960 0 5 - 119560.960 - - 7s H 0 0 123192.00000 119560.960 2.95% - 8s H 0 0 119625.00000 119560.960 0.05% - 8s 0 0 119562.488 0 6 119625.000 119562.488 0.05% - 9s 0 0 119562.488 0 5 119625.000 119562.488 0.05% - 11s 0 0 119562.488 0 6 119625.000 119562.488 0.05% - 12s 0 0 119562.488 0 6 119625.000 119562.488 0.05% - 12s 0 0 119562.488 0 6 119625.000 119562.488 0.05% - 12s 0 0 119562.488 0 6 119625.000 119562.488 0.05% - 13s 0 0 119600.000 0 1 119625.000 119600.000 0.02% - 13s 0 0 119621.342 0 2 119625.000 119621.342 0.00% - 13s Cutting planes: Gomory: 1 Explored 0 nodes (27737 simplex iterations) in 13.69 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.196250000000e+05, best bound 1.196213421238e+05, gap 0.0031%