Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:26:08 2013 Optimize a model with 180000 rows, 270002 columns and 360000 nonzeros Model has 90000 quadratic constraints Presolve time: 0.21s Presolved: 180000 rows, 270002 columns, 360000 nonzeros Presolved model has 90000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+05 Factor NZ : 6.300e+05 (roughly 200 MBytes of memory) Factor Ops : 2.250e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.55919259e+07 0.00000000e+00 1.04e-11 5.00e-01 2.89e+02 1s 1 1.54898609e+07 3.22008835e+06 2.31e-07 4.51e-05 4.54e+01 1s 2 1.16502008e+07 9.30119163e+06 3.32e-08 2.67e-06 8.70e+00 1s 3 1.07369562e+07 1.02671146e+07 7.25e-09 3.20e-07 1.74e+00 2s 4 1.04422785e+07 1.04104842e+07 3.79e-10 1.40e-08 1.18e-01 2s 5 1.04198266e+07 1.04191068e+07 9.77e-12 2.09e-12 2.67e-03 3s 6 1.04192983e+07 1.04191688e+07 1.82e-12 5.70e-12 4.80e-04 3s 7 1.04192060e+07 1.04191832e+07 3.84e-13 6.18e-12 8.46e-05 3s 8 1.04191967e+07 1.04191854e+07 5.76e-13 4.75e-12 4.19e-05 4s 9 1.04191927e+07 1.04191859e+07 5.40e-13 4.11e-12 2.50e-05 4s Barrier solved model in 9 iterations and 4.17 seconds Optimal objective 1.04191927e+07