Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:00 2013 Optimize a model with 1840 rows, 2762 columns and 3680 nonzeros Model has 920 quadratic constraints Presolve time: 0.00s Presolved: 1840 rows, 2762 columns, 3680 nonzeros Presolved model has 920 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+03 Factor NZ : 6.443e+03 (roughly 2 MBytes of memory) Factor Ops : 2.300e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.63411597e+05 0.00000000e+00 2.84e-14 4.84e-01 2.86e+02 0s 1 1.57198384e+05 3.32885873e+04 7.18e-09 4.97e-05 4.49e+01 0s 2 1.18987107e+05 9.44948034e+04 2.49e-08 6.62e-06 8.87e+00 0s 3 1.08258800e+05 1.05303680e+05 6.15e-09 1.55e-06 1.07e+00 0s 4 1.06395000e+05 1.06248325e+05 2.03e-09 1.08e-07 5.31e-02 0s 5 1.06370793e+05 1.06358974e+05 2.01e-10 8.17e-09 4.28e-03 0s 6 1.06367910e+05 1.06367478e+05 7.82e-13 2.70e-10 1.56e-04 0s 7 1.06367798e+05 1.06367578e+05 1.56e-13 1.75e-10 7.97e-05 0s 8 1.06367784e+05 1.06367616e+05 8.53e-14 1.40e-10 6.08e-05 0s 9 1.06367779e+05 1.06367740e+05 1.07e-09 1.27e-10 1.43e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.06367779e+05