Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:03 2013 Optimize a model with 5082 rows, 4862 columns and 19382 nonzeros Presolve removed 159 rows and 0 columns Presolve time: 0.03s Presolved: 4923 rows, 4862 columns, 19064 nonzeros Variable types: 4840 continuous, 22 integer (22 binary) Root relaxation: objective 2.225600e+04, 588 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 22256.000000 22256.0000 0.0% - 0s Explored 0 nodes (588 simplex iterations) in 0.06 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.225600000000e+04, best bound 2.225600000000e+04, gap 0.0%