Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:53:07 2013 Optimize a model with 14800 rows, 22202 columns and 29600 nonzeros Model has 7400 quadratic constraints Presolve time: 0.02s Presolved: 14800 rows, 22202 columns, 29600 nonzeros Presolved model has 7400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.220e+04 Factor NZ : 5.180e+04 (roughly 15 MBytes of memory) Factor Ops : 1.850e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.42218884e+06 0.00000000e+00 1.42e-13 4.92e-01 2.99e+02 0s 1 1.28238871e+06 2.57388101e+05 1.34e-07 4.88e-05 4.62e+01 0s 2 9.63259181e+05 7.63560889e+05 3.63e-08 3.33e-06 9.00e+00 0s 3 8.84259513e+05 8.45218296e+05 7.92e-09 4.30e-07 1.76e+00 0s 4 8.63839210e+05 8.54752390e+05 1.32e-09 1.31e-07 4.09e-01 0s 5 8.59284833e+05 8.58055738e+05 1.79e-11 3.28e-08 5.54e-02 0s 6 8.59210861e+05 8.59164867e+05 3.71e-12 7.66e-10 2.07e-03 0s 7 8.59194473e+05 8.59191049e+05 8.51e-11 1.10e-09 1.54e-04 0s 8 8.59191883e+05 8.59191531e+05 9.40e-12 4.79e-11 1.59e-05 0s Barrier solved model in 8 iterations and 0.28 seconds Optimal objective 8.59191883e+05