Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:43 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.74475043e+06 0.00000000e+00 2.56e-13 4.97e-01 2.99e+02 0s 1 1.55355477e+06 3.09906240e+05 8.64e-08 4.94e-05 4.66e+01 0s 2 1.15895655e+06 9.13377512e+05 3.04e-08 3.18e-06 9.20e+00 0s 3 1.06591967e+06 1.01609683e+06 8.47e-09 4.74e-07 1.87e+00 0s 4 1.03611289e+06 1.02998357e+06 6.53e-10 7.12e-08 2.30e-01 0s 5 1.03317330e+06 1.03265834e+06 8.96e-11 7.20e-10 1.93e-02 0s 6 1.03272495e+06 1.03269480e+06 4.90e-12 7.22e-12 1.13e-03 0s 7 1.03270271e+06 1.03269788e+06 8.67e-13 5.09e-13 1.81e-04 0s 8 1.03269903e+06 1.03269821e+06 3.55e-13 3.26e-13 3.08e-05 0s Barrier solved model in 8 iterations and 0.34 seconds Optimal objective 1.03269903e+06