Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:18 2013 Optimize a model with 19600 rows, 29402 columns and 39200 nonzeros Model has 9800 quadratic constraints Presolve time: 0.02s Presolved: 19600 rows, 29402 columns, 39200 nonzeros Presolved model has 9800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.940e+04 Factor NZ : 6.860e+04 (roughly 20 MBytes of memory) Factor Ops : 2.450e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.50368294e+06 0.00000000e+00 3.13e-13 4.95e-01 2.99e+02 0s 1 1.69134939e+06 3.39660425e+05 3.40e-08 4.90e-05 4.60e+01 0s 2 1.27250972e+06 1.01067836e+06 4.87e-09 2.98e-06 8.91e+00 0s 3 1.17181211e+06 1.11893915e+06 1.08e-09 3.60e-07 1.80e+00 0s 4 1.14017590e+06 1.13335655e+06 1.06e-10 5.48e-08 2.32e-01 0s 5 1.13623675e+06 1.13522911e+06 9.81e-13 1.78e-08 3.43e-02 0s 6 1.13619539e+06 1.13615271e+06 3.98e-13 3.01e-10 1.45e-03 0s 7 1.13617479e+06 1.13616754e+06 1.21e-13 2.04e-11 2.47e-04 0s 8 1.13616936e+06 1.13616857e+06 9.16e-10 2.98e-11 2.67e-05 0s Barrier solved model in 8 iterations and 0.36 seconds Optimal objective 1.13616936e+06