Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:24 2013 Optimize a model with 71 rows, 396 columns and 786 nonzeros Presolve time: 0.00s Presolved: 71 rows, 396 columns, 786 nonzeros Variable types: 390 continuous, 6 integer (6 binary) Root relaxation: objective 8.511379e+03, 17 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 8511.37931 0 1 - 8511.37931 - - 0s H 0 0 8520.0000000 8511.37931 0.10% - 0s Explored 0 nodes (17 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.520000000000e+03, best bound 8.520000000000e+03, gap 0.0%