Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:42:18 2013 Optimize a model with 188000 rows, 282002 columns and 376000 nonzeros Model has 94000 quadratic constraints Presolve time: 0.22s Presolved: 188000 rows, 282002 columns, 376000 nonzeros Presolved model has 94000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.820e+05 Factor NZ : 6.580e+05 (roughly 200 MBytes of memory) Factor Ops : 2.350e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.89092560e+07 0.00000000e+00 1.94e-11 5.01e-01 2.89e+02 1s 1 1.61734855e+07 3.37392768e+06 8.16e-07 4.50e-05 4.54e+01 1s 2 1.21778842e+07 9.73354919e+06 1.17e-07 2.65e-06 8.67e+00 1s 3 1.12310031e+07 1.07377120e+07 2.59e-08 3.22e-07 1.75e+00 2s 4 1.09249974e+07 1.08863419e+07 1.59e-09 1.90e-08 1.37e-01 2s 5 1.08997511e+07 1.08977692e+07 1.10e-10 5.04e-12 7.03e-03 3s 6 1.08981170e+07 1.08978188e+07 1.59e-11 9.79e-12 1.06e-03 3s 7 1.08979735e+07 1.08978420e+07 7.56e-12 4.27e-12 4.66e-04 3s 8 1.08978659e+07 1.08978449e+07 1.44e-12 6.97e-12 7.47e-05 4s 9 1.08978562e+07 1.08978467e+07 8.53e-13 4.27e-12 3.35e-05 4s Barrier solved model in 9 iterations and 4.31 seconds Optimal objective 1.08978562e+07