Gurobi 5.0.1 (linux64) logging started Fri Jan 18 06:09:44 2013 Optimize a model with 700 rows, 50150 columns and 125200 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.16s Presolved: 650 rows, 50100 columns, 100150 nonzeros Variable types: 50100 continuous, 0 integer (0 binary) Root relaxation: objective 1.650739e+05, 2198 iterations, 0.28 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 165073.856 0 2 - 165073.856 - - 0s 0 2 165073.856 0 2 - 165073.856 - - 2s * 35 7 18 165622.04568 165607.513 0.01% 67.5 3s Explored 36 nodes (4562 simplex iterations) in 3.85 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.656220456789e+05, best bound 1.656075126568e+05, gap 0.0088%