Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:49 2013 Optimize a model with 7000 rows, 10502 columns and 14000 nonzeros Model has 3500 quadratic constraints Presolve time: 0.01s Presolved: 7000 rows, 10502 columns, 14000 nonzeros Presolved model has 3500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+04 Factor NZ : 2.450e+04 (roughly 7 MBytes of memory) Factor Ops : 8.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.04912947e+06 0.00000000e+00 5.68e-14 4.97e-01 3.00e+02 0s 1 6.05776660e+05 1.20519022e+05 2.54e-08 4.93e-05 4.62e+01 0s 2 4.53371875e+05 3.57082677e+05 5.74e-08 4.04e-06 9.17e+00 0s 3 4.15339534e+05 3.98717695e+05 1.32e-08 6.49e-07 1.58e+00 0s 4 4.04184913e+05 4.03395966e+05 1.61e-10 6.93e-08 7.51e-02 0s 5 4.03981941e+05 4.03953678e+05 1.82e-11 2.66e-10 2.69e-03 0s 6 4.03959412e+05 4.03956022e+05 1.65e-10 1.79e-09 3.23e-04 0s 7 4.03956572e+05 4.03956128e+05 1.23e-09 2.81e-10 4.23e-05 0s 8 4.03956225e+05 4.03956143e+05 2.25e-10 3.49e-12 7.82e-06 0s Barrier solved model in 8 iterations and 0.13 seconds Optimal objective 4.03956225e+05