Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:10 2013 Optimize a model with 5104 rows, 4884 columns and 19404 nonzeros Presolve removed 22 rows and 0 columns Presolve time: 0.02s Presolved: 5082 rows, 4884 columns, 19382 nonzeros Variable types: 4862 continuous, 22 integer (22 binary) Root relaxation: objective 2.396120e+04, 885 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 23961.2011 0 16 - 23961.2011 - - 0s H 0 0 25166.000000 23961.2011 4.79% - 0s 0 0 24861.4286 0 2 25166.0000 24861.4286 1.21% - 0s H 0 0 25007.000000 24861.4286 0.58% - 0s 0 0 24861.4286 0 1 25007.0000 24861.4286 0.58% - 0s 0 0 24861.4286 0 1 25007.0000 24861.4286 0.58% - 0s H 0 0 24944.000000 24861.4286 0.33% - 0s 0 0 24944.0000 0 1 24944.0000 24944.0000 0.0% - 0s Cutting planes: Implied bound: 16 Explored 1 nodes (1196 simplex iterations) in 0.27 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.494400000000e+04, best bound 2.494400000000e+04, gap 0.0%