Gurobi 5.0.1 (linux64) logging started Fri Jan 18 04:35:14 2013 Optimize a model with 700 rows, 35150 columns and 80200 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.04s Presolved: 650 rows, 35100 columns, 70150 nonzeros Variable types: 35100 continuous, 0 integer (0 binary) Root relaxation: objective 1.959342e+05, 2423 iterations, 0.09 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 195934.242 0 3 - 195934.242 - - 0s 0 2 195934.242 0 3 - 195934.242 - - 0s * 24 8 12 196570.65000 196375.390 0.10% 107 1s * 97 4 28 196564.86070 196524.975 0.02% 29.2 1s Explored 100 nodes (5253 simplex iterations) in 1.56 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.965648606974e+05, best bound 1.965648606974e+05, gap 0.0%