Gurobi 5.0.1 (linux64) logging started Fri Jan 18 05:26:46 2013 Optimize a model with 5070 rows, 5260 columns and 20505 nonzeros Presolve removed 15 rows and 10 columns Presolve time: 0.22s Presolved: 5055 rows, 5250 columns, 15490 nonzeros Variable types: 2755 continuous, 2495 integer (2495 binary) Root relaxation: objective 1.121714e+04, 1896 iterations, 0.05 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 11250.4042 0 2 - 11250.4042 - - 0s H 0 0 11250.404428 11250.4042 0.00% - 0s Cutting planes: Gomory: 1 Explored 0 nodes (2287 simplex iterations) in 0.40 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.125040442803e+04, best bound 1.125040423421e+04, gap 0.0000%