Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:42 2013 Optimize a model with 1600 rows, 2402 columns and 3200 nonzeros Model has 800 quadratic constraints Presolve time: 0.00s Presolved: 1600 rows, 2402 columns, 3200 nonzeros Presolved model has 800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.400e+03 Factor NZ : 5.603e+03 (roughly 2 MBytes of memory) Factor Ops : 2.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.03647181e+05 0.00000000e+00 2.84e-14 5.12e-01 3.02e+02 0s 1 1.36735061e+05 2.76357037e+04 7.28e-09 4.85e-05 4.55e+01 0s 2 1.08301116e+05 8.27777745e+04 6.20e-08 7.65e-06 1.06e+01 0s 3 9.49907300e+04 9.27856679e+04 4.04e-09 1.20e-06 9.19e-01 0s 4 9.30148930e+04 9.29433457e+04 1.55e-10 2.82e-08 2.98e-02 0s 5 9.29618534e+04 9.29503080e+04 2.21e-11 6.75e-09 4.81e-03 0s 6 9.29540912e+04 9.29516531e+04 8.63e-10 3.43e-09 1.02e-03 0s 7 9.29533359e+04 9.29523901e+04 3.10e-10 1.34e-09 3.94e-04 0s 8 9.29530666e+04 9.29528724e+04 1.12e-10 5.88e-11 8.09e-05 0s 9 9.29529725e+04 9.29528881e+04 4.68e-11 2.92e-11 3.52e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 9.29529725e+04