Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:37 2013 Optimize a model with 6600 rows, 9902 columns and 13200 nonzeros Model has 3300 quadratic constraints Presolve time: 0.01s Presolved: 6600 rows, 9902 columns, 13200 nonzeros Presolved model has 3300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.900e+03 Factor NZ : 2.310e+04 (roughly 7 MBytes of memory) Factor Ops : 8.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.89446497e+06 0.00000000e+00 4.26e-14 5.02e-01 3.02e+02 0s 1 5.74257249e+05 1.14582772e+05 1.09e-07 4.97e-05 4.64e+01 0s 2 4.29765340e+05 3.39001656e+05 7.51e-08 6.35e-06 9.17e+00 0s 3 3.92222189e+05 3.77115984e+05 1.21e-08 1.06e-06 1.53e+00 0s 4 3.83604999e+05 3.80174162e+05 1.34e-10 5.30e-07 3.47e-01 0s 5 3.83409729e+05 3.82641877e+05 1.28e-10 1.41e-07 7.76e-02 0s 6 3.83347494e+05 3.83303866e+05 4.02e-12 8.13e-09 4.41e-03 0s 7 3.83344103e+05 3.83327023e+05 6.82e-13 3.36e-09 1.73e-03 0s 8 3.83343232e+05 3.83340653e+05 1.14e-13 5.14e-10 2.61e-04 0s 9 3.83342922e+05 3.83340947e+05 2.84e-14 4.48e-10 2.00e-04 0s 10 3.83342862e+05 3.83341951e+05 3.55e-14 2.06e-10 9.20e-05 0s 11 3.83342831e+05 3.83342134e+05 2.13e-14 1.63e-10 7.04e-05 0s 12 3.83342820e+05 3.83342582e+05 1.42e-14 5.26e-11 2.40e-05 0s Barrier solved model in 12 iterations and 0.18 seconds Optimal objective 3.83342820e+05