Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:55:25 2013 Optimize a model with 240 rows, 1280 columns and 3590 nonzeros Presolve removed 10 rows and 10 columns Presolve time: 0.00s Presolved: 230 rows, 1270 columns, 3380 nonzeros Variable types: 1220 continuous, 50 integer (50 binary) Root relaxation: objective 2.207062e+04, 184 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 3 - 22070.6191 - - 0s 0 0 22071.0699 0 3 - 22071.0699 - - 0s 0 0 22073.8865 0 3 - 22073.8865 - - 0s 0 0 22074.1807 0 3 - 22074.1807 - - 0s 0 0 22074.4193 0 3 - 22074.4193 - - 0s 0 0 22074.8078 0 3 - 22074.8078 - - 0s 0 0 22074.8078 0 3 - 22074.8078 - - 0s 0 0 22074.8946 0 3 - 22074.8946 - - 0s 0 0 22075.0960 0 3 - 22075.0960 - - 0s 0 0 22075.0960 0 3 - 22075.0960 - - 0s 0 0 22075.1878 0 3 - 22075.1878 - - 0s 0 0 22075.1878 0 3 - 22075.1878 - - 0s 0 0 22237.3867 0 3 - 22237.3867 - - 0s 0 0 22305.0428 0 2 - 22305.0428 - - 0s 0 0 22305.0428 0 2 - 22305.0428 - - 0s H 0 0 23494.027886 22305.0428 5.06% - 0s 0 2 22305.0428 0 2 23494.0279 22305.0428 5.06% - 0s * 6 5 5 22336.209791 22332.0325 0.02% 10.7 0s * 10 0 4 22332.970758 22332.9708 0.0% 6.7 0s Explored 11 nodes (591 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.233297075756e+04, best bound 2.233297075756e+04, gap 0.0%