Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:32 2013 Optimize a model with 1460 rows, 2192 columns and 2920 nonzeros Model has 730 quadratic constraints Presolve time: 0.00s Presolved: 1460 rows, 2192 columns, 2920 nonzeros Presolved model has 730 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+03 Factor NZ : 5.113e+03 (roughly 2 MBytes of memory) Factor Ops : 1.826e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.03112865e+05 0.00000000e+00 2.84e-14 4.79e-01 2.85e+02 0s 1 1.22314417e+05 2.62381346e+04 6.05e-09 4.90e-05 4.39e+01 0s 2 9.34491635e+04 7.48897192e+04 1.83e-08 6.38e-06 8.47e+00 0s 3 8.52556680e+04 8.30020718e+04 3.86e-09 1.41e-06 1.03e+00 0s 4 8.40363541e+04 8.38202373e+04 1.57e-10 2.16e-07 9.87e-02 0s 5 8.39704880e+04 8.39043848e+04 5.63e-12 9.16e-08 3.02e-02 0s 6 8.39683284e+04 8.39532634e+04 2.70e-12 1.93e-08 6.88e-03 0s 7 8.39662280e+04 8.39588629e+04 7.11e-14 1.08e-08 3.36e-03 0s 8 8.39661353e+04 8.39615273e+04 2.05e-10 4.47e-09 2.10e-03 0s 9 8.39659652e+04 8.39654182e+04 8.42e-10 5.04e-09 2.50e-04 0s 10 8.39658837e+04 8.39655795e+04 6.28e-12 3.32e-09 1.39e-04 0s 11 8.39658626e+04 8.39657862e+04 1.40e-12 8.55e-10 3.49e-05 0s Barrier solved model in 11 iterations and 0.04 seconds Optimal objective 8.39658626e+04