Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:55 2013 Optimize a model with 1780 rows, 2672 columns and 3560 nonzeros Model has 890 quadratic constraints Presolve time: 0.00s Presolved: 1780 rows, 2672 columns, 3560 nonzeros Presolved model has 890 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+03 Factor NZ : 6.233e+03 (roughly 2 MBytes of memory) Factor Ops : 2.226e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.58147648e+05 0.00000000e+00 2.84e-14 4.99e-01 2.94e+02 0s 1 1.49347033e+05 3.06305504e+04 8.46e-09 4.90e-05 4.45e+01 0s 2 1.13211519e+05 9.04543111e+04 1.57e-08 8.24e-06 8.52e+00 0s 3 1.03010094e+05 1.00827819e+05 1.07e-08 1.62e-06 8.17e-01 0s 4 1.01643557e+05 1.01599658e+05 1.88e-09 1.42e-07 1.64e-02 0s 5 1.01624198e+05 1.01621674e+05 1.79e-10 1.52e-08 9.45e-04 0s 6 1.01622100e+05 1.01621796e+05 7.31e-10 8.61e-10 1.14e-04 0s 7 1.01621908e+05 1.01621826e+05 2.13e-10 2.04e-13 3.09e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 1.01621908e+05