Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:54:24 2013 Optimize a model with 700 rows, 27650 columns and 57700 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.05s Presolved: 650 rows, 27600 columns, 55150 nonzeros Variable types: 27600 continuous, 0 integer (0 binary) Root relaxation: objective 1.824192e+05, 2234 iterations, 0.12 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 0 2 182419.206 0 1 - 182419.206 - - 0s * 37 5 19 182879.22514 182878.951 0.00% 62.0 1s Explored 38 nodes (4527 simplex iterations) in 1.18 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.828792251419e+05, best bound 1.828789513959e+05, gap 0.0001%