Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:51:03 2013 Optimize a model with 12800 rows, 19202 columns and 25600 nonzeros Model has 6400 quadratic constraints Presolve time: 0.01s Presolved: 12800 rows, 19202 columns, 25600 nonzeros Presolved model has 6400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.920e+04 Factor NZ : 4.480e+04 (roughly 13 MBytes of memory) Factor Ops : 1.600e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.53203954e+06 0.00000000e+00 8.53e-14 4.86e-01 2.98e+02 0s 1 1.10399545e+06 2.18641012e+05 9.88e-08 4.89e-05 4.61e+01 0s 2 8.23371519e+05 6.49672315e+05 5.07e-09 3.06e-06 9.05e+00 0s 3 7.57290591e+05 7.25185854e+05 9.25e-10 3.13e-07 1.67e+00 0s 4 7.34119983e+05 7.33639695e+05 4.97e-14 7.68e-13 2.50e-02 0s 5 7.33784979e+05 7.33732180e+05 2.84e-14 1.59e-13 2.75e-03 0s 6 7.33740865e+05 7.33732983e+05 2.31e-10 2.98e-10 4.11e-04 0s 7 7.33735263e+05 7.33733429e+05 5.38e-11 9.40e-13 9.55e-05 0s 8 7.33734137e+05 7.33733522e+05 1.70e-11 2.43e-12 3.21e-05 0s Barrier solved model in 8 iterations and 0.24 seconds Optimal objective 7.33734137e+05