Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:51:28 2013 Optimize a model with 1400 rows, 101300 columns and 203400 nonzeros Presolve removed 100 rows and 100 columns Presolve time: 0.15s Presolved: 1300 rows, 101200 columns, 202300 nonzeros Variable types: 101200 continuous, 0 integer (0 binary) Root relaxation: objective 9.481640e+05, 6670 iterations, 0.62 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 948163.962 0 4 - 948163.962 - - 0s H 0 0 969046.71514 948163.962 2.15% - 1s 0 2 948163.962 0 4 969046.715 948163.962 2.15% - 2s 14 16 960281.212 7 1 969046.715 948690.534 2.10% 289 5s * 49 15 25 950276.23626 948690.534 0.17% 170 9s 55 11 cutoff 5 950276.236 948690.534 0.17% 177 10s Explored 197 nodes (19536 simplex iterations) in 13.83 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.502762362556e+05, best bound 9.501849272431e+05, gap 0.0096%