Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:03:39 2013 Optimize a model with 166000 rows, 249002 columns and 332000 nonzeros Model has 83000 quadratic constraints Presolve time: 0.20s Presolved: 166000 rows, 249002 columns, 332000 nonzeros Presolved model has 83000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+05 Factor NZ : 5.810e+05 (roughly 170 MBytes of memory) Factor Ops : 2.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.99946489e+07 0.00000000e+00 1.45e-11 5.01e-01 2.90e+02 0s 1 1.43215100e+07 2.96956524e+06 8.98e-07 4.55e-05 4.56e+01 1s 2 1.07702152e+07 8.58701579e+06 1.30e-07 2.73e-06 8.77e+00 1s 3 9.92307567e+06 9.48392028e+06 2.84e-08 3.30e-07 1.76e+00 2s 4 9.67068594e+06 9.59615044e+06 3.77e-09 6.70e-08 2.99e-01 2s 5 9.62778781e+06 9.61402102e+06 2.40e-11 2.74e-08 5.53e-02 2s 6 9.62718432e+06 9.62691346e+06 6.39e-12 1.16e-10 1.09e-03 3s 7 9.62697435e+06 9.62696002e+06 2.91e-13 1.58e-11 5.75e-05 3s 8 9.62696989e+06 9.62696621e+06 2.06e-13 2.52e-12 1.48e-05 3s Barrier solved model in 8 iterations and 3.42 seconds Optimal objective 9.62696989e+06