Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:47 2013 Optimize a model with 7000 rows, 10502 columns and 14000 nonzeros Model has 3500 quadratic constraints Presolve time: 0.01s Presolved: 7000 rows, 10502 columns, 14000 nonzeros Presolved model has 3500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+04 Factor NZ : 2.450e+04 (roughly 7 MBytes of memory) Factor Ops : 8.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.04117831e+06 0.00000000e+00 4.26e-14 4.95e-01 2.99e+02 0s 1 6.06755344e+05 1.19542605e+05 4.17e-08 4.97e-05 4.64e+01 0s 2 4.50462254e+05 3.56236339e+05 7.59e-08 6.01e-06 8.97e+00 0s 3 4.11921889e+05 3.95993329e+05 1.15e-08 8.32e-07 1.52e+00 0s 4 4.02646780e+05 4.01024988e+05 7.11e-14 1.74e-07 1.54e-01 0s 5 4.02418521e+05 4.02387429e+05 2.84e-14 2.68e-09 2.96e-03 0s 6 4.02409465e+05 4.02406412e+05 2.84e-14 2.30e-10 2.91e-04 0s 7 4.02408408e+05 4.02407641e+05 2.13e-14 5.51e-11 7.31e-05 0s 8 4.02408166e+05 4.02407781e+05 2.13e-14 3.41e-11 3.67e-05 0s Barrier solved model in 8 iterations and 0.13 seconds Optimal objective 4.02408166e+05