Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:47:20 2013 Optimize a model with 700 rows, 25400 columns and 50950 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.05s Presolved: 650 rows, 25350 columns, 50650 nonzeros Variable types: 25350 continuous, 0 integer (0 binary) Root relaxation: objective 2.252562e+05, 2859 iterations, 0.12 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 225256.157 0 1 - 225256.157 - - 0s H 0 0 227969.38246 225256.157 1.19% - 0s 0 2 225256.157 0 1 227969.382 225256.157 1.19% - 0s * 19 19 10 227907.64381 225914.852 0.87% 155 1s * 20 4 10 225915.15199 225915.152 0.0% 147 1s Explored 21 nodes (5805 simplex iterations) in 1.46 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.259151519913e+05, best bound 2.259151519913e+05, gap 0.0%