Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:16:44 2013 Optimize a model with 134000 rows, 201002 columns and 268000 nonzeros Model has 67000 quadratic constraints Presolve time: 0.15s Presolved: 134000 rows, 201002 columns, 268000 nonzeros Presolved model has 67000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+05 Factor NZ : 4.690e+05 (roughly 140 MBytes of memory) Factor Ops : 1.675e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.69181427e+07 0.00000000e+00 1.31e-11 5.02e-01 2.93e+02 0s 1 1.15997962e+07 2.38418722e+06 6.06e-07 4.61e-05 4.58e+01 1s 2 8.70719769e+06 6.92540743e+06 8.79e-08 2.80e-06 8.86e+00 1s 3 8.01589136e+06 7.65877088e+06 1.90e-08 3.41e-07 1.78e+00 1s 4 7.80669964e+06 7.75165973e+06 2.08e-09 6.73e-08 2.74e-01 2s 5 7.79736607e+06 7.76934571e+06 1.43e-09 1.86e-08 1.39e-01 2s 6 7.77672846e+06 7.77620258e+06 5.16e-12 4.10e-10 2.62e-03 2s 7 7.77654655e+06 7.77647821e+06 1.41e-12 5.42e-12 3.40e-04 2s 8 7.77648529e+06 7.77647923e+06 9.66e-13 7.29e-12 3.01e-05 3s Barrier solved model in 8 iterations and 2.69 seconds Optimal objective 7.77648529e+06