Gurobi 5.0.1 (linux64) logging started Wed Apr 24 01:27:39 2013 Optimize a model with 34278 rows, 33698 columns and 134618 nonzeros Presolve removed 2299 rows and 0 columns Presolve time: 0.20s Presolved: 31979 rows, 33698 columns, 130020 nonzeros Variable types: 33640 continuous, 58 integer (58 binary) Root relaxation: objective 5.962800e+04, 5626 iterations, 0.67 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 59628.000000 59628.0000 0.0% - 0s Explored 0 nodes (5626 simplex iterations) in 0.91 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.962800000000e+04, best bound 5.962800000000e+04, gap 0.0%