Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:12 2013 Optimize a model with 55 rows, 255 columns and 505 nonzeros Presolve time: 0.00s Presolved: 55 rows, 255 columns, 505 nonzeros Variable types: 250 continuous, 5 integer (5 binary) Root relaxation: objective 8.683872e+03, 24 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 8683.87234 0 1 - 8683.87234 - - 0s H 0 0 8690.0000000 8683.87234 0.07% - 0s Explored 0 nodes (24 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.690000000000e+03, best bound 8.690000000000e+03, gap 0.0%