Gurobi 5.0.1 (linux64) logging started Fri Jan 18 08:21:04 2013 Optimize a model with 700 rows, 75150 columns and 200200 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.15s Presolved: 650 rows, 75100 columns, 150150 nonzeros Variable types: 75100 continuous, 0 integer (0 binary) Root relaxation: objective 1.824192e+05, 2566 iterations, 0.25 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 184058.58410 182419.206 0.89% - 1s 0 2 182419.206 0 1 184058.584 182419.206 0.89% - 2s * 27 1 14 182900.20810 182868.601 0.02% 21.3 2s * 45 5 23 182879.22514 182879.224 0.00% 14.8 3s Explored 46 nodes (3232 simplex iterations) in 3.20 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.828792251419e+05, best bound 1.828792244576e+05, gap 0.0000%