Gurobi 5.0.1 (linux64) logging started Thu Jan 24 20:00:31 2013 Optimize a model with 5 rows, 500 columns and 2500 nonzeros Presolve time: 0.00s Presolved: 5 rows, 500 columns, 2500 nonzeros Variable types: 0 continuous, 500 integer (500 binary) Found heuristic solution: objective 282234.00000 Root relaxation: objective 2.958964e+05, 18 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 295896.377 0 5 282234.000 295896.377 4.84% - 0s H 0 0 295745.00000 295896.377 0.05% - 0s 0 0 295894.829 0 9 295745.000 295894.829 0.05% - 0s 0 0 295894.829 0 5 295745.000 295894.829 0.05% - 0s 0 0 295894.829 0 9 295745.000 295894.829 0.05% - 0s H 0 0 295768.00000 295894.829 0.04% - 0s 0 2 295894.744 0 9 295768.000 295894.744 0.04% - 0s H20341 8079 295828.00000 295878.400 0.02% 2.2 1s 90854 26930 295862.698 46 5 295828.000 295865.878 0.01% 2.4 5s Cutting planes: Gomory: 5 Cover: 1 MIR: 5 Zero half: 1 Explored 157992 nodes (377804 simplex iterations) in 8.14 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.958280000000e+05, best bound 2.958570000000e+05, gap 0.0098%