Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:44:20 2013 Optimize a model with 1200 rows, 25600 columns and 52050 nonzeros Presolve removed 200 rows and 150 columns Presolve time: 0.14s Presolved: 1000 rows, 25450 columns, 51500 nonzeros Variable types: 25250 continuous, 200 integer (200 binary) Root relaxation: objective 1.824192e+05, 1967 iterations, 0.10 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 182419.206 0 1 - 182419.206 - - 0s H 0 0 187432.59106 182419.206 2.67% - 0s 0 2 182422.742 0 1 187432.591 182422.742 2.67% - 0s H 3 3 182921.31097 182509.572 0.23% 35.0 0s * 11 0 10 182872.35598 182872.356 0.0% 33.2 0s Explored 12 nodes (2332 simplex iterations) in 0.73 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.828723559779e+05, best bound 1.828723559779e+05, gap 0.0%