Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:57:12 2013 Optimize a model with 18200 rows, 27302 columns and 36400 nonzeros Model has 9100 quadratic constraints Presolve time: 0.02s Presolved: 18200 rows, 27302 columns, 36400 nonzeros Presolved model has 9100 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+04 Factor NZ : 6.370e+04 (roughly 20 MBytes of memory) Factor Ops : 2.275e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.90812152e+06 0.00000000e+00 2.27e-13 4.97e-01 2.99e+02 0s 1 1.58476668e+06 3.13204717e+05 1.38e-07 4.93e-05 4.66e+01 0s 2 1.17882439e+06 9.29650335e+05 1.98e-08 3.06e-06 9.13e+00 0s 3 1.08689958e+06 1.03384136e+06 4.05e-09 3.74e-07 1.94e+00 0s 4 1.05130710e+06 1.04993385e+06 7.11e-14 5.08e-09 5.03e-02 0s 5 1.05051859e+06 1.05045364e+06 2.84e-14 2.90e-11 2.38e-03 0s 6 1.05046664e+06 1.05045906e+06 7.82e-14 5.05e-13 2.78e-04 0s 7 1.05046163e+06 1.05045949e+06 2.84e-13 3.53e-13 7.81e-05 0s 8 1.05045996e+06 1.05045958e+06 1.42e-13 4.99e-13 1.42e-05 0s Barrier solved model in 8 iterations and 0.35 seconds Optimal objective 1.05045996e+06