Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:57 2013 Optimize a model with 1800 rows, 2702 columns and 3600 nonzeros Model has 900 quadratic constraints Presolve time: 0.00s Presolved: 1800 rows, 2702 columns, 3600 nonzeros Presolved model has 900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+03 Factor NZ : 6.303e+03 (roughly 2 MBytes of memory) Factor Ops : 2.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.47477291e+05 0.00000000e+00 2.84e-14 4.86e-01 2.86e+02 0s 1 1.53902877e+05 3.25400743e+04 2.09e-08 4.97e-05 4.49e+01 0s 2 1.16394025e+05 9.23634701e+04 1.81e-08 6.67e-06 8.90e+00 0s 3 1.06156434e+05 1.02990339e+05 3.23e-09 9.25e-07 1.17e+00 0s 4 1.04063960e+05 1.03860769e+05 4.25e-11 1.44e-07 7.53e-02 0s 5 1.04026509e+05 1.04003691e+05 2.93e-12 1.76e-08 8.45e-03 0s 6 1.04023347e+05 1.04022478e+05 2.84e-14 5.80e-10 3.22e-04 0s 7 1.04023111e+05 1.04022920e+05 4.26e-14 1.48e-10 7.10e-05 0s 8 1.04023077e+05 1.04022964e+05 7.82e-14 1.02e-10 4.18e-05 0s 9 1.04023064e+05 1.04023027e+05 4.97e-14 3.20e-11 1.39e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.04023064e+05