Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:03 2013 Optimize a model with 5200 rows, 7802 columns and 10400 nonzeros Model has 2600 quadratic constraints Presolve time: 0.01s Presolved: 5200 rows, 7802 columns, 10400 nonzeros Presolved model has 2600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.800e+03 Factor NZ : 1.820e+04 (roughly 5 MBytes of memory) Factor Ops : 6.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.25626478e+06 0.00000000e+00 2.84e-14 4.89e-01 2.99e+02 0s 1 4.47939698e+05 8.93023895e+04 7.00e-08 4.92e-05 4.60e+01 0s 2 3.35371443e+05 2.64462789e+05 1.22e-07 6.47e-06 9.09e+00 0s 3 3.09069613e+05 2.95161041e+05 2.20e-08 1.22e-06 1.78e+00 0s 4 2.99214519e+05 2.98475404e+05 3.19e-10 9.46e-08 9.48e-02 0s 5 2.99023949e+05 2.98998624e+05 1.71e-10 3.21e-09 3.25e-03 0s 6 2.99005103e+05 2.99000479e+05 1.95e-10 3.95e-09 5.93e-04 0s 7 2.99001109e+05 2.99000546e+05 8.30e-10 4.31e-10 7.22e-05 0s 8 2.99000683e+05 2.99000559e+05 1.78e-10 1.83e-11 1.59e-05 0s Barrier solved model in 8 iterations and 0.09 seconds Optimal objective 2.99000683e+05