Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:50:31 2013 Optimize a model with 12400 rows, 18602 columns and 24800 nonzeros Model has 6200 quadratic constraints Presolve time: 0.01s Presolved: 12400 rows, 18602 columns, 24800 nonzeros Presolved model has 6200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.860e+04 Factor NZ : 4.340e+04 (roughly 13 MBytes of memory) Factor Ops : 1.550e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.38403428e+06 0.00000000e+00 9.95e-14 4.93e-01 2.99e+02 0s 1 1.07595473e+06 2.14209057e+05 1.53e-07 4.92e-05 4.63e+01 0s 2 8.02064947e+05 6.31945368e+05 3.69e-08 3.54e-06 9.15e+00 0s 3 7.35271941e+05 7.03654719e+05 7.05e-09 4.04e-07 1.70e+00 0s 4 7.14984178e+05 7.12689319e+05 6.39e-14 5.92e-08 1.23e-01 0s 5 7.14542950e+05 7.14433437e+05 2.84e-14 1.86e-10 5.89e-03 0s 6 7.14447200e+05 7.14439891e+05 1.21e-13 1.67e-12 3.93e-04 0s 7 7.14442883e+05 7.14440156e+05 1.71e-13 1.43e-13 1.47e-04 0s 8 7.14441505e+05 7.14440242e+05 2.42e-13 9.65e-13 6.79e-05 0s 9 7.14441237e+05 7.14440259e+05 4.83e-13 6.34e-13 5.26e-05 0s 10 7.14440759e+05 7.14440302e+05 2.84e-13 2.96e-11 2.46e-05 0s Barrier solved model in 10 iterations and 0.29 seconds Optimal objective 7.14440759e+05