Gurobi 5.0.1 (linux64) logging started Tue Apr 23 22:02:10 2013 Optimize a model with 1350 rows, 1300 columns and 5050 nonzeros Presolve removed 1109 rows and 1035 columns Presolve time: 0.01s Presolved: 241 rows, 265 columns, 641 nonzeros Variable types: 241 continuous, 24 integer (24 binary) Root relaxation: objective 8.937821e+05, 116 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 893782.11250 893782.113 0.00% - 0s Explored 0 nodes (116 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.937821125000e+05, best bound 8.937821125000e+05, gap 0.0%