Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:58:52 2013 Optimize a model with 19400 rows, 29102 columns and 38800 nonzeros Model has 9700 quadratic constraints Presolve time: 0.02s Presolved: 19400 rows, 29102 columns, 38800 nonzeros Presolved model has 9700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.910e+04 Factor NZ : 6.790e+04 (roughly 20 MBytes of memory) Factor Ops : 2.425e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.43330199e+06 0.00000000e+00 2.42e-13 5.07e-01 2.99e+02 0s 1 1.69250198e+06 3.39586624e+05 2.14e-07 4.86e-05 4.65e+01 0s 2 1.26827011e+06 1.00444173e+06 6.13e-08 3.68e-06 9.07e+00 0s 3 1.16422323e+06 1.11051299e+06 1.44e-08 4.69e-07 1.85e+00 0s 4 1.14074749e+06 1.12849441e+06 3.88e-09 5.88e-08 4.21e-01 0s 5 1.13161649e+06 1.13052000e+06 5.12e-12 1.47e-08 3.77e-02 0s 6 1.13132615e+06 1.13131062e+06 1.42e-13 1.15e-10 5.33e-04 0s 7 1.13132033e+06 1.13131743e+06 7.11e-14 6.33e-13 9.98e-05 0s 8 1.13131834e+06 1.13131751e+06 1.63e-12 4.91e-13 2.86e-05 0s Barrier solved model in 8 iterations and 0.37 seconds Optimal objective 1.13131834e+06