Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:43 2013 Optimize a model with 14600 rows, 21902 columns and 29200 nonzeros Model has 7300 quadratic constraints Presolve time: 0.02s Presolved: 14600 rows, 21902 columns, 29200 nonzeros Presolved model has 7300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+04 Factor NZ : 5.110e+04 (roughly 15 MBytes of memory) Factor Ops : 1.825e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.35590746e+06 0.00000000e+00 1.56e-13 5.06e-01 3.00e+02 0s 1 1.27417239e+06 2.53947841e+05 2.44e-08 4.87e-05 4.66e+01 0s 2 9.50436798e+05 7.49713567e+05 1.01e-07 5.84e-06 9.17e+00 0s 3 8.70632569e+05 8.30066594e+05 2.38e-08 9.73e-07 1.85e+00 0s 4 8.51610178e+05 8.42937370e+05 4.60e-09 2.10e-07 3.96e-01 0s 5 8.46862230e+05 8.44451301e+05 6.79e-12 1.25e-07 1.10e-01 0s 6 8.46763079e+05 8.46725314e+05 2.56e-13 1.82e-09 1.72e-03 0s 7 8.46759134e+05 8.46756353e+05 5.68e-14 1.14e-10 1.27e-04 0s 8 8.46758637e+05 8.46757563e+05 1.48e-10 8.86e-11 4.91e-05 0s 9 8.46758439e+05 8.46757831e+05 6.57e-11 5.46e-11 2.78e-05 0s Barrier solved model in 9 iterations and 0.30 seconds Optimal objective 8.46758439e+05