Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:28 2013 Optimize a model with 2736 rows, 2576 columns and 10256 nonzeros Presolve removed 443 rows and 0 columns Presolve time: 0.01s Presolved: 2293 rows, 2576 columns, 9370 nonzeros Variable types: 2560 continuous, 16 integer (16 binary) Root relaxation: objective 2.254800e+04, 344 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 22548.000000 22548.0000 0.0% - 0s Explored 0 nodes (344 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.254800000000e+04, best bound 2.254800000000e+04, gap 0.0%