Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:23:13 2014 Optimize a model with 10101 rows, 10100 columns and 30100 nonzeros Presolve time: 0.17s Presolved: 10101 rows, 10100 columns, 30100 nonzeros Variable types: 0 continuous, 10100 integer (10100 binary) Found heuristic solution: objective 14.8261018 Root relaxation: objective 1.022754e+01, 1432 iterations, 0.08 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 10.2275384 10.22754 0.00% - 0s Explored 0 nodes (1432 simplex iterations) in 0.28 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.022753835407e+01, best bound 1.022753835407e+01, gap 0.0%