Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:44 2013 Optimize a model with 17000 rows, 25502 columns and 34000 nonzeros Model has 8500 quadratic constraints Presolve time: 0.02s Presolved: 17000 rows, 25502 columns, 34000 nonzeros Presolved model has 8500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.550e+04 Factor NZ : 5.950e+04 (roughly 18 MBytes of memory) Factor Ops : 2.125e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.38352509e+06 0.00000000e+00 1.42e-13 4.94e-01 2.99e+02 0s 1 1.47404168e+06 2.94897474e+05 2.61e-08 4.88e-05 4.62e+01 0s 2 1.10536466e+06 8.75332475e+05 3.16e-08 3.01e-06 9.02e+00 0s 3 1.01739756e+06 9.69617315e+05 3.67e-09 4.69e-07 1.87e+00 0s 4 9.91095770e+05 9.82387930e+05 5.41e-10 8.83e-08 3.41e-01 0s 5 9.85788452e+05 9.85172952e+05 7.39e-12 1.24e-08 2.41e-02 0s 6 9.85714027e+05 9.85671180e+05 2.57e-12 7.80e-11 1.68e-03 0s 7 9.85687354e+05 9.85674422e+05 9.17e-13 2.34e-12 5.07e-04 0s 8 9.85677318e+05 9.85674697e+05 4.40e-10 7.79e-11 1.03e-04 0s 9 9.85675508e+05 9.85674782e+05 1.17e-10 1.66e-11 2.85e-05 0s Barrier solved model in 9 iterations and 0.37 seconds Optimal objective 9.85675508e+05