Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:59 2013 Optimize a model with 1820 rows, 2732 columns and 3640 nonzeros Model has 910 quadratic constraints Presolve time: 0.00s Presolved: 1820 rows, 2732 columns, 3640 nonzeros Presolved model has 910 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+03 Factor NZ : 6.373e+03 (roughly 2 MBytes of memory) Factor Ops : 2.276e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.82841384e+05 0.00000000e+00 2.84e-14 4.79e-01 2.97e+02 0s 1 1.55764369e+05 3.13597232e+04 8.26e-09 5.06e-05 4.56e+01 0s 2 1.16976913e+05 9.27200684e+04 3.49e-08 6.38e-06 8.89e+00 0s 3 1.06892842e+05 1.02870835e+05 6.43e-09 9.95e-07 1.47e+00 0s 4 1.04501942e+05 1.04227677e+05 4.57e-10 1.87e-07 1.00e-01 0s 5 1.04473736e+05 1.04420946e+05 2.89e-10 5.45e-09 1.93e-02 0s 6 1.04426814e+05 1.04422096e+05 2.13e-11 2.54e-09 1.73e-03 0s 7 1.04426176e+05 1.04422455e+05 1.79e-11 7.32e-10 1.36e-03 0s 8 1.04424451e+05 1.04423247e+05 7.11e-12 7.34e-12 4.41e-04 0s 9 1.04424326e+05 1.04423248e+05 6.45e-12 7.18e-12 3.95e-04 0s 10 1.04424014e+05 1.04423259e+05 4.51e-12 4.70e-12 2.76e-04 0s 11 1.04423763e+05 1.04423263e+05 2.99e-12 3.89e-12 1.83e-04 0s 12 1.04423626e+05 1.04423264e+05 2.16e-12 3.66e-12 1.33e-04 0s 13 1.04423423e+05 1.04423278e+05 8.81e-13 4.82e-12 5.32e-05 0s 14 1.04423400e+05 1.04423280e+05 7.67e-13 3.10e-12 4.39e-05 0s 15 1.04423347e+05 1.04423282e+05 4.55e-13 1.80e-12 2.40e-05 0s Barrier solved model in 15 iterations and 0.06 seconds Optimal objective 1.04423347e+05