Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:47:29 2013 Optimize a model with 700 rows, 25400 columns and 50950 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.04s Presolved: 650 rows, 25350 columns, 50650 nonzeros Variable types: 25350 continuous, 0 integer (0 binary) Root relaxation: objective 1.959342e+05, 2398 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 H 0 0 197545.93233 195934.242 0.82% - 0s 0 2 195934.242 0 3 197545.932 195934.242 0.82% - 0s * 24 6 12 196570.65000 196375.390 0.10% 56.3 0s * 88 1 24 196562.61813 196524.975 0.02% 18.2 1s Explored 90 nodes (3996 simplex iterations) in 1.36 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.965626181321e+05, best bound 1.965626181321e+05, gap 0.0%