Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:57:26 2013 Optimize a model with 18400 rows, 27602 columns and 36800 nonzeros Model has 9200 quadratic constraints Presolve time: 0.02s Presolved: 18400 rows, 27602 columns, 36800 nonzeros Presolved model has 9200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+04 Factor NZ : 6.440e+04 (roughly 20 MBytes of memory) Factor Ops : 2.300e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.99588004e+06 0.00000000e+00 2.27e-13 5.06e-01 2.99e+02 0s 1 1.60379230e+06 3.22088519e+05 1.46e-07 4.86e-05 4.64e+01 0s 2 1.20260019e+06 9.52856144e+05 4.47e-08 6.02e-06 9.05e+00 0s 3 1.10319323e+06 1.05623924e+06 8.50e-09 7.40e-07 1.70e+00 0s 4 1.07710482e+06 1.06869010e+06 1.04e-09 1.79e-07 3.05e-01 0s 5 1.07342926e+06 1.07048326e+06 1.03e-10 1.03e-07 1.07e-01 0s 6 1.07308955e+06 1.07295102e+06 2.82e-11 3.15e-10 5.02e-03 0s 7 1.07301715e+06 1.07296017e+06 1.24e-11 2.53e-12 2.06e-03 0s 8 1.07298528e+06 1.07296030e+06 6.05e-12 1.13e-12 9.05e-04 0s 9 1.07297430e+06 1.07296036e+06 3.62e-12 1.16e-12 5.05e-04 0s 10 1.07297053e+06 1.07296047e+06 2.64e-12 8.38e-13 3.64e-04 0s 11 1.07296879e+06 1.07296057e+06 2.73e-12 6.53e-13 2.98e-04 0s 12 1.07296670e+06 1.07296063e+06 2.10e-12 4.07e-13 2.20e-04 1s 13 1.07296452e+06 1.07296067e+06 1.45e-12 6.62e-13 1.39e-04 1s 14 1.07296332e+06 1.07296087e+06 9.38e-13 1.76e-12 8.89e-05 1s 15 1.07296238e+06 1.07296099e+06 6.54e-13 7.64e-13 5.04e-05 1s 16 1.07296187e+06 1.07296108e+06 9.38e-13 6.51e-12 2.87e-05 1s Barrier solved model in 16 iterations and 0.68 seconds Optimal objective 1.07296187e+06