Gurobi 5.0.1 (linux64) logging started Thu Jan 24 20:11:58 2013 Optimize a model with 10 rows, 100 columns and 1000 nonzeros Presolve time: 0.00s Presolved: 10 rows, 100 columns, 1000 nonzeros Variable types: 0 continuous, 100 integer (100 binary) Found heuristic solution: objective 38347.000000 Root relaxation: objective 4.261160e+04, 24 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 42611.6013 0 10 38347.0000 42611.6013 11.1% - 0s H 0 0 42102.000000 42611.6013 1.21% - 0s 0 0 42595.9499 0 11 42102.0000 42595.9499 1.17% - 0s 0 0 42586.8895 0 13 42102.0000 42586.8895 1.15% - 0s 0 0 42585.7209 0 13 42102.0000 42585.7209 1.15% - 0s 0 2 42579.1385 0 13 42102.0000 42579.1385 1.13% - 0s H 13 13 42212.000000 42568.9380 0.85% 5.1 0s 85973 12173 42294.4096 30 9 42212.0000 42297.7112 0.20% 3.8 5s Explored 112751 nodes (413293 simplex iterations) in 6.25 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 4.221200000000e+04, best bound 4.221600000000e+04, gap 0.0095%