Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:15:49 2013 Optimize a model with 140 rows, 1130 columns and 2340 nonzeros Presolve removed 10 rows and 10 columns Presolve time: 0.00s Presolved: 130 rows, 1120 columns, 2230 nonzeros Variable types: 1120 continuous, 0 integer (0 binary) Root relaxation: objective 2.207062e+04, 118 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 22070.6191 0 1 - 22070.6191 - - 0s H 0 0 22566.622063 22070.6191 2.20% - 0s 0 2 22070.6191 0 1 22566.6221 22070.6191 2.20% - 0s * 10 6 5 22332.689075 22332.6891 0.0% 3.9 0s Explored 11 nodes (157 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.233268907504e+04, best bound 2.233268907504e+04, gap 0.0%