Gurobi 5.0.1 (linux64) logging started Mon Dec 10 23:30:27 2012 Optimize a model with 11910 rows, 11880 columns and 45310 nonzeros Presolve removed 728 rows and 113 columns Presolve time: 0.07s Presolved: 11182 rows, 11767 columns, 43773 nonzeros Variable types: 11068 continuous, 699 integer (699 binary) Root relaxation: objective 2.399267e+05, 1052 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 239926.702 0 1 - 239926.702 - - 0s H 0 0 239939.00000 239926.702 0.01% - 0s Explored 0 nodes (1052 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.399390000000e+05, best bound 2.399267024793e+05, gap 0.0051%