Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:44:07 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 1.626233e+05, 2110 iterations, 0.09 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 162623.326 0 5 - 162623.326 - - 0s H 0 0 171613.20215 162623.326 5.24% - 0s H 0 0 163919.06001 162623.326 0.79% - 0s 0 2 162652.964 0 5 163919.060 162652.964 0.77% - 0s H 10 6 162960.36805 162816.798 0.09% 23.9 0s H 13 4 162940.63702 162816.798 0.08% 19.8 0s H 14 4 162938.79093 162816.798 0.07% 18.9 0s * 16 5 14 162915.62300 162816.798 0.06% 17.3 0s Explored 35 nodes (2564 simplex iterations) in 1.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.629156229963e+05, best bound 1.629156229963e+05, gap 0.0%