Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:51:01 2013 Optimize a model with 12800 rows, 19202 columns and 25600 nonzeros Model has 6400 quadratic constraints Presolve time: 0.01s Presolved: 12800 rows, 19202 columns, 25600 nonzeros Presolved model has 6400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.920e+04 Factor NZ : 4.480e+04 (roughly 13 MBytes of memory) Factor Ops : 1.600e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.52944546e+06 0.00000000e+00 8.53e-14 4.92e-01 2.98e+02 0s 1 1.09800938e+06 2.22450194e+05 3.11e-08 4.92e-05 4.56e+01 0s 2 8.30700163e+05 6.61201567e+05 2.49e-08 5.93e-06 8.83e+00 0s 3 7.62644720e+05 7.31324199e+05 4.42e-09 7.87e-07 1.63e+00 0s 4 7.45428819e+05 7.38732537e+05 5.89e-10 2.45e-07 3.49e-01 0s 5 7.43210253e+05 7.41648586e+05 1.66e-10 4.48e-08 8.13e-02 0s 6 7.42797149e+05 7.42300272e+05 8.83e-11 1.20e-09 2.59e-02 0s 7 7.42351049e+05 7.42318611e+05 5.63e-12 6.06e-11 1.69e-03 0s 8 7.42334973e+05 7.42320080e+05 7.49e-10 2.13e-10 7.76e-04 0s 9 7.42328960e+05 7.42320321e+05 4.33e-10 2.15e-11 4.50e-04 0s 10 7.42327437e+05 7.42320452e+05 3.55e-10 5.72e-13 3.64e-04 0s 11 7.42326226e+05 7.42320520e+05 2.93e-10 2.07e-13 2.97e-04 0s 12 7.42324963e+05 7.42320529e+05 2.27e-10 6.16e-13 2.31e-04 0s 13 7.42323452e+05 7.42320634e+05 1.46e-10 6.46e-13 1.47e-04 0s 14 7.42323261e+05 7.42320635e+05 1.35e-10 6.28e-13 1.37e-04 0s 15 7.42322826e+05 7.42320669e+05 1.11e-10 3.18e-13 1.12e-04 0s 16 7.42322226e+05 7.42320734e+05 7.80e-11 2.11e-13 7.77e-05 0s 17 7.42321883e+05 7.42320779e+05 5.74e-11 4.88e-12 5.75e-05 0s 18 7.42321594e+05 7.42320836e+05 3.88e-11 2.78e-12 3.95e-05 1s 19 7.42321491e+05 7.42320872e+05 3.24e-11 9.89e-12 3.22e-05 1s Barrier solved model in 19 iterations and 0.53 seconds Optimal objective 7.42321491e+05