Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:41:52 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 4.35664818e+07 0.00000000e+00 7.49e-12 5.01e-01 2.94e+02 0s 1 8.81876582e+06 1.79570918e+06 6.33e-07 4.68e-05 4.59e+01 0s 2 6.61187692e+06 5.25841562e+06 9.08e-08 2.80e-06 8.85e+00 1s 3 6.07989141e+06 5.81635854e+06 2.04e-08 3.38e-07 1.72e+00 1s 4 5.94323770e+06 5.89454962e+06 4.22e-09 3.65e-08 3.18e-01 1s 5 5.90679312e+06 5.89738334e+06 1.15e-10 2.65e-08 6.15e-02 1s 6 5.90557456e+06 5.90505067e+06 2.38e-11 6.67e-10 3.42e-03 2s 7 5.90534709e+06 5.90525136e+06 6.67e-12 1.33e-11 6.26e-04 2s 8 5.90528571e+06 5.90525528e+06 2.30e-12 6.77e-12 1.99e-04 2s 9 5.90526735e+06 5.90525567e+06 1.17e-12 2.31e-12 7.63e-05 2s 10 5.90526199e+06 5.90525574e+06 1.65e-12 3.52e-12 4.08e-05 2s 11 5.90525961e+06 5.90525577e+06 2.19e-12 3.18e-12 2.51e-05 3s Barrier solved model in 11 iterations and 2.70 seconds Optimal objective 5.90525961e+06