Gurobi 5.0.1 (linux64) logging started Fri Jan 18 04:02:51 2013 Optimize a model with 2070 rows, 2260 columns and 8505 nonzeros Presolve removed 15 rows and 10 columns Presolve time: 0.18s Presolved: 2055 rows, 2250 columns, 6490 nonzeros Variable types: 1255 continuous, 995 integer (995 binary) Root relaxation: objective 1.121714e+04, 771 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 11217.1409 0 1 - 11217.1409 - - 0s 0 0 11250.3689 0 2 - 11250.3689 - - 0s H 0 0 11250.403664 11250.3689 0.00% - 0s Cutting planes: Gomory: 1 Explored 0 nodes (928 simplex iterations) in 0.24 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.125040366371e+04, best bound 1.125036888283e+04, gap 0.0003%