Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:42:14 2013 Optimize a model with 102000 rows, 153002 columns and 204000 nonzeros Model has 51000 quadratic constraints Presolve time: 0.11s Presolved: 102000 rows, 153002 columns, 204000 nonzeros Presolved model has 51000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.530e+05 Factor NZ : 3.570e+05 (roughly 100 MBytes of memory) Factor Ops : 1.275e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.35761594e+07 0.00000000e+00 5.61e-12 5.00e-01 2.94e+02 0s 1 8.80277890e+06 1.79542549e+06 3.62e-07 4.66e-05 4.58e+01 0s 2 6.61015600e+06 5.25891981e+06 5.20e-08 2.81e-06 8.83e+00 1s 3 6.07592740e+06 5.81754443e+06 1.14e-08 3.37e-07 1.69e+00 1s 4 5.93447666e+06 5.88095926e+06 1.68e-09 8.97e-08 3.50e-01 1s 5 5.90686399e+06 5.90413351e+06 6.10e-11 4.46e-09 1.78e-02 1s 6 5.90584084e+06 5.90546311e+06 1.16e-11 4.13e-10 2.47e-03 2s 7 5.90562055e+06 5.90559128e+06 8.60e-13 3.06e-11 1.91e-04 2s 8 5.90560915e+06 5.90560179e+06 3.48e-13 2.36e-12 4.81e-05 2s 9 5.90560470e+06 5.90560194e+06 1.03e-12 2.24e-12 1.80e-05 2s Barrier solved model in 9 iterations and 2.26 seconds Optimal objective 5.90560470e+06