Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:53:02 2013 Optimize a model with 297 rows, 7317 columns and 14607 nonzeros Presolve time: 0.01s Presolved: 297 rows, 7317 columns, 14607 nonzeros Variable types: 7290 continuous, 27 integer (27 binary) Root relaxation: objective 2.862112e+04, 476 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 28621.1159 0 2 - 28621.1159 - - 0s H 0 0 28775.000000 28621.1159 0.53% - 0s * 0 0 0 28672.000000 28672.0000 0.0% - 0s Cutting planes: Implied bound: 38 Explored 0 nodes (486 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.867200000000e+04, best bound 2.867200000000e+04, gap 0.0%