Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:53:31 2013 Optimize a model with 8729 rows, 8439 columns and 33669 nonzeros Presolve removed 1323 rows and 0 columns Presolve time: 0.05s Presolved: 7406 rows, 8439 columns, 31023 nonzeros Variable types: 8410 continuous, 29 integer (29 binary) Root relaxation: objective 2.532153e+04, 570 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 25321.5278 0 2 - 25321.5278 - - 0s H 0 0 25323.000000 25321.5278 0.01% - 0s Explored 0 nodes (574 simplex iterations) in 0.10 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.532300000000e+04, best bound 2.532152777778e+04, gap 0.0058%