Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:09 2013 Optimize a model with 1060 rows, 1592 columns and 2120 nonzeros Model has 530 quadratic constraints Presolve time: 0.00s Presolved: 1060 rows, 1592 columns, 2120 nonzeros Presolved model has 530 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.590e+03 Factor NZ : 3.713e+03 (roughly 1 MByte of memory) Factor Ops : 1.326e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.56664183e+05 0.00000000e+00 2.84e-14 4.77e-01 2.97e+02 0s 1 8.96715779e+04 1.82338745e+04 8.62e-09 5.13e-05 4.49e+01 0s 2 6.76411153e+04 5.38191806e+04 3.80e-08 8.97e-06 8.69e+00 0s 3 6.22288218e+04 5.97257116e+04 6.33e-09 2.53e-06 1.57e+00 0s 4 6.06442488e+04 6.04740589e+04 1.41e-10 2.07e-07 1.07e-01 0s 5 6.06074069e+04 6.05857792e+04 2.08e-12 3.23e-08 1.36e-02 0s 6 6.06065945e+04 6.06012205e+04 6.82e-13 7.91e-09 3.38e-03 0s 7 6.06061097e+04 6.06029491e+04 3.55e-14 5.06e-09 1.99e-03 0s 8 6.06060677e+04 6.06038104e+04 1.45e-09 2.67e-09 1.42e-03 0s 9 6.06059949e+04 6.06054648e+04 1.68e-09 3.73e-09 3.33e-04 0s 10 6.06059808e+04 6.06057717e+04 1.11e-09 3.92e-09 1.31e-04 0s 11 6.06059673e+04 6.06058224e+04 7.06e-10 2.79e-09 9.11e-05 0s 12 6.06059536e+04 6.06058709e+04 3.72e-10 1.65e-09 5.20e-05 0s 13 6.06059419e+04 6.06059135e+04 1.48e-10 5.60e-10 1.79e-05 0s Barrier solved model in 13 iterations and 0.03 seconds Optimal objective 6.06059419e+04