Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:55:13 2013 Optimize a model with 116000 rows, 174002 columns and 232000 nonzeros Model has 58000 quadratic constraints Presolve time: 0.13s Presolved: 116000 rows, 174002 columns, 232000 nonzeros Presolved model has 58000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.740e+05 Factor NZ : 4.060e+05 (roughly 120 MBytes of memory) Factor Ops : 1.450e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.94196631e+07 0.00000000e+00 3.69e-12 5.00e-01 2.93e+02 0s 1 1.00293869e+07 2.05350220e+06 1.99e-06 4.65e-05 4.58e+01 0s 2 7.52293926e+06 5.98083896e+06 2.88e-07 2.83e-06 8.86e+00 1s 3 6.92899191e+06 6.61763037e+06 6.35e-08 3.42e-07 1.79e+00 1s 4 6.74083342e+06 6.71202149e+06 5.31e-09 1.95e-08 1.66e-01 1s 5 6.71960241e+06 6.71897872e+06 1.05e-10 2.00e-10 3.58e-03 2s 6 6.71920103e+06 6.71911468e+06 1.76e-11 9.47e-12 4.96e-04 2s 7 6.71914176e+06 6.71912007e+06 4.68e-12 1.19e-12 1.25e-04 2s 8 6.71913040e+06 6.71912197e+06 2.12e-12 3.24e-12 4.84e-05 2s 9 6.71912613e+06 6.71912266e+06 8.67e-13 5.27e-12 2.00e-05 3s Barrier solved model in 9 iterations and 2.59 seconds Optimal objective 6.71912613e+06