Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:46:08 2013 Optimize a model with 190000 rows, 285002 columns and 380000 nonzeros Model has 95000 quadratic constraints Presolve time: 0.23s Presolved: 190000 rows, 285002 columns, 380000 nonzeros Presolved model has 95000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.850e+05 Factor NZ : 6.650e+05 (roughly 200 MBytes of memory) Factor Ops : 2.375e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.96955143e+07 0.00000000e+00 2.53e-11 5.01e-01 2.89e+02 1s 1 1.63403570e+07 3.41084480e+06 1.49e-06 4.49e-05 4.54e+01 1s 2 1.23050128e+07 9.83657079e+06 2.14e-07 2.65e-06 8.66e+00 1s 3 1.13484632e+07 1.08504444e+07 4.70e-08 3.22e-07 1.75e+00 2s 4 1.10380487e+07 1.10013116e+07 2.66e-09 1.75e-08 1.29e-01 2s 5 1.10140677e+07 1.10121151e+07 1.90e-10 1.17e-11 6.85e-03 3s 6 1.10124662e+07 1.10121622e+07 2.81e-11 5.17e-12 1.07e-03 3s 7 1.10123218e+07 1.10121882e+07 1.34e-11 5.15e-12 4.69e-04 4s 8 1.10122121e+07 1.10121912e+07 2.22e-12 5.15e-12 7.35e-05 4s 9 1.10122028e+07 1.10121930e+07 1.26e-12 3.48e-12 3.42e-05 4s Barrier solved model in 9 iterations and 4.43 seconds Optimal objective 1.10122028e+07