Gurobi 5.0.1 (linux64) logging started Mon Dec 10 23:30:26 2012 Optimize a model with 11910 rows, 11880 columns and 45304 nonzeros Presolve removed 672 rows and 110 columns Presolve time: 0.07s Presolved: 11238 rows, 11770 columns, 43885 nonzeros Variable types: 11069 continuous, 701 integer (701 binary) Root relaxation: objective 2.418229e+05, 1049 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 241822.874 0 1 - 241822.874 - - 0s H 0 0 241936.00000 241822.874 0.05% - 0s H 0 0 241824.00000 241822.874 0.00% - 0s Explored 0 nodes (1049 simplex iterations) in 0.15 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.418240000000e+05, best bound 2.418228741722e+05, gap 0.0005%