Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:31 2013 Optimize a model with 3600 rows, 5402 columns and 7200 nonzeros Model has 1800 quadratic constraints Presolve time: 0.00s Presolved: 3600 rows, 5402 columns, 7200 nonzeros Presolved model has 1800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.400e+03 Factor NZ : 1.260e+04 (roughly 4 MBytes of memory) Factor Ops : 4.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.52327745e+06 0.00000000e+00 2.84e-14 4.84e-01 2.91e+02 0s 1 3.03470677e+05 6.17694312e+04 1.67e-08 5.02e-05 4.48e+01 0s 2 2.28564188e+05 1.81599491e+05 3.83e-08 6.32e-06 8.70e+00 0s 3 2.09748124e+05 2.02028659e+05 9.14e-09 9.17e-07 1.43e+00 0s 4 2.04770329e+05 2.04477862e+05 1.20e-09 7.69e-08 5.42e-02 0s 5 2.04710155e+05 2.04655962e+05 5.59e-10 2.89e-10 1.00e-02 0s 6 2.04661298e+05 2.04656946e+05 1.04e-10 1.27e-09 8.06e-04 0s 7 2.04658356e+05 2.04657261e+05 9.15e-10 1.11e-09 2.03e-04 0s 8 2.04657806e+05 2.04657306e+05 4.29e-10 2.77e-13 9.26e-05 0s 9 2.04657547e+05 2.04657330e+05 1.86e-10 1.25e-12 4.02e-05 0s 10 2.04657498e+05 2.04657337e+05 1.41e-10 1.40e-12 2.98e-05 0s Barrier solved model in 10 iterations and 0.08 seconds Optimal objective 2.04657498e+05