Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:11:29 2013 Optimize a model with 58000 rows, 87002 columns and 116000 nonzeros Model has 29000 quadratic constraints Presolve time: 0.06s Presolved: 58000 rows, 87002 columns, 116000 nonzeros Presolved model has 29000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+04 Factor NZ : 2.030e+05 (roughly 60 MBytes of memory) Factor Ops : 7.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.50802466e+07 0.00000000e+00 1.98e-12 5.03e-01 2.98e+02 0s 1 5.03887973e+06 1.01493318e+06 6.14e-07 4.79e-05 4.63e+01 0s 2 3.77295769e+06 2.98741692e+06 8.94e-08 2.99e-06 9.03e+00 0s 3 3.47132717e+06 3.31270405e+06 1.95e-08 3.67e-07 1.82e+00 1s 4 3.37958900e+06 3.35670096e+06 2.18e-09 5.76e-08 2.63e-01 1s 5 3.36567222e+06 3.36386980e+06 1.81e-11 9.75e-09 2.07e-02 1s 6 3.36552395e+06 3.36544399e+06 6.10e-12 2.94e-11 9.19e-04 1s 7 3.36546400e+06 3.36544878e+06 1.36e-12 9.75e-13 1.75e-04 1s 8 3.36545233e+06 3.36544880e+06 5.83e-13 2.44e-12 4.06e-05 1s 9 3.36545032e+06 3.36544897e+06 2.27e-13 2.01e-12 1.55e-05 1s Barrier solved model in 9 iterations and 1.29 seconds Optimal objective 3.36545032e+06