Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:53 2013 Optimize a model with 1740 rows, 2612 columns and 3480 nonzeros Model has 870 quadratic constraints Presolve time: 0.00s Presolved: 1740 rows, 2612 columns, 3480 nonzeros Presolved model has 870 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.610e+03 Factor NZ : 6.093e+03 (roughly 2 MBytes of memory) Factor Ops : 2.176e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.68193193e+05 0.00000000e+00 2.84e-14 5.19e-01 3.04e+02 0s 1 1.50057756e+05 3.03611517e+04 1.50e-08 4.88e-05 4.59e+01 0s 2 1.18698420e+05 9.06942642e+04 5.10e-08 7.76e-06 1.07e+01 0s 3 1.04076004e+05 1.01675387e+05 8.69e-09 1.23e-06 9.20e-01 0s 4 1.01933278e+05 1.01849835e+05 3.04e-10 1.32e-08 3.20e-02 0s 5 1.01872751e+05 1.01860068e+05 4.06e-11 2.81e-09 4.86e-03 0s 6 1.01864456e+05 1.01861704e+05 5.06e-12 1.30e-09 1.05e-03 0s 7 1.01863717e+05 1.01862612e+05 1.93e-12 5.23e-10 4.24e-04 0s 8 1.01863385e+05 1.01863215e+05 5.26e-13 2.63e-11 6.50e-05 0s 9 1.01863305e+05 1.01863229e+05 7.60e-13 1.75e-11 2.92e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.01863305e+05