Gurobi 5.0.1 (linux64) logging started Fri Jan 18 07:08:55 2013 Optimize a model with 10070 rows, 10260 columns and 40505 nonzeros Presolve removed 15 rows and 10 columns Presolve time: 0.40s Presolved: 10055 rows, 10250 columns, 30490 nonzeros Variable types: 5255 continuous, 4995 integer (4995 binary) Root relaxation: objective 1.121714e+04, 3778 iterations, 0.22 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 11250.404433 11250.4042 0.00% - 0s Cutting planes: Gomory: 1 Explored 0 nodes (4554 simplex iterations) in 0.94 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.125040443254e+04, best bound 1.125040423421e+04, gap 0.0000%