Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:44 2013 Optimize a model with 320 rows, 482 columns and 640 nonzeros Model has 160 quadratic constraints Presolve time: 0.00s Presolved: 320 rows, 482 columns, 640 nonzeros Presolved model has 160 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.800e+02 Factor NZ : 1.123e+03 Factor Ops : 4.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.37684351e+05 0.00000000e+00 1.42e-14 5.01e-01 2.96e+02 0s 1 2.71291838e+04 6.00308287e+03 1.43e-09 5.36e-05 4.40e+01 0s 2 2.20650073e+04 1.71661328e+04 8.73e-09 9.84e-06 1.02e+01 0s 3 1.94440742e+04 1.90986188e+04 3.97e-09 1.19e-06 7.20e-01 0s 4 1.92588478e+04 1.92006935e+04 8.94e-10 1.41e-07 1.21e-01 0s 5 1.92097035e+04 1.92026159e+04 1.11e-10 3.09e-09 1.48e-02 0s 6 1.92070293e+04 1.92027453e+04 6.82e-11 7.24e-10 8.92e-03 0s 7 1.92035227e+04 1.92028732e+04 2.21e-09 2.05e-10 1.35e-03 0s 8 1.92033225e+04 1.92028946e+04 1.47e-09 1.31e-10 8.92e-04 0s 9 1.92031589e+04 1.92029251e+04 7.58e-10 7.07e-11 4.87e-04 0s 10 1.92031193e+04 1.92029393e+04 5.75e-10 4.94e-11 3.75e-04 0s 11 1.92030712e+04 1.92029672e+04 3.79e-10 1.40e-11 2.17e-04 0s 12 1.92030402e+04 1.92029741e+04 2.26e-10 9.24e-12 1.38e-04 0s 13 1.92030320e+04 1.92029745e+04 1.86e-10 8.94e-12 1.20e-04 0s 14 1.92030253e+04 1.92029850e+04 1.44e-10 5.78e-12 8.41e-05 0s 15 1.92030200e+04 1.92029889e+04 1.14e-10 1.66e-11 6.49e-05 0s 16 1.92030162e+04 1.92029928e+04 9.37e-11 9.67e-12 4.88e-05 0s 17 1.92030145e+04 1.92029957e+04 8.31e-11 5.36e-12 3.91e-05 0s Barrier solved model in 17 iterations and 0.02 seconds Optimal objective 1.92030145e+04