Gurobi 5.0.1 (linux64) logging started Fri Nov 16 21:12:14 2012 Optimize a model with 22631 rows, 27060 columns and 94134 nonzeros Presolve removed 330 rows and 2 columns Presolve time: 0.47s Presolved: 22465 rows, 27058 columns, 119938 nonzeros Variable types: 0 continuous, 27058 integer (27058 binary) Found heuristic solution: objective 164.0000000 Root relaxation: objective 3.000000e+00, 15381 iterations, 1.68 seconds Total elapsed time = 7.90s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 3.00000 0 108 164.00000 3.00000 98.2% - 9s H 0 0 3.0000000 3.00000 0.0% - 9s Explored 0 nodes (51927 simplex iterations) in 9.73 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%