Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:16:28 2013 Optimize a model with 134000 rows, 201002 columns and 268000 nonzeros Model has 67000 quadratic constraints Presolve time: 0.15s Presolved: 134000 rows, 201002 columns, 268000 nonzeros Presolved model has 67000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+05 Factor NZ : 4.690e+05 (roughly 140 MBytes of memory) Factor Ops : 1.675e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.68105873e+07 0.00000000e+00 9.22e-12 4.98e-01 2.92e+02 0s 1 1.15688755e+07 2.37624103e+06 2.41e-06 4.61e-05 4.57e+01 1s 2 8.67885887e+06 6.90342254e+06 3.48e-07 2.79e-06 8.83e+00 1s 3 7.99271625e+06 7.63521536e+06 7.62e-08 3.39e-07 1.78e+00 1s 4 7.77848362e+06 7.74576545e+06 6.74e-09 1.41e-08 1.63e-01 2s 5 7.75362703e+06 7.75153930e+06 3.01e-10 1.22e-09 1.04e-02 2s 6 7.75241392e+06 7.75217630e+06 2.68e-11 1.91e-10 1.18e-03 2s 7 7.75234253e+06 7.75229177e+06 1.02e-11 1.34e-11 2.53e-04 2s 8 7.75230576e+06 7.75229672e+06 1.68e-12 5.57e-12 4.50e-05 3s 9 7.75230028e+06 7.75229789e+06 5.12e-13 4.42e-12 1.19e-05 3s Barrier solved model in 9 iterations and 3.06 seconds Optimal objective 7.75230028e+06