Gurobi 5.0.1 (linux64) logging started Fri Jan 18 05:28:18 2013 Optimize a model with 160 rows, 2810 columns and 28155 nonzeros Presolve removed 5 rows and 5 columns Presolve time: 0.05s Presolved: 155 rows, 2805 columns, 25650 nonzeros Variable types: 2760 continuous, 45 integer (45 binary) Root relaxation: objective 9.601887e+03, 34 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 9601.88662 0 3 - 9601.88662 - - 0s 0 0 9604.22406 0 3 - 9604.22406 - - 0s 0 0 9604.22406 0 3 - 9604.22406 - - 0s H 0 0 9674.2495775 9604.22406 0.72% - 0s 0 2 9604.22406 0 3 9674.24958 9604.22406 0.72% - 0s * 10 5 9 9659.5026973 9623.00806 0.38% 3.9 0s H 27 7 9624.4892358 9623.87745 0.01% 3.0 0s Explored 27 nodes (166 simplex iterations) in 0.30 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.624489235801e+03, best bound 9.623877445369e+03, gap 0.0064%