Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:57:15 2013 Optimize a model with 18200 rows, 27302 columns and 36400 nonzeros Model has 9100 quadratic constraints Presolve time: 0.02s Presolved: 18200 rows, 27302 columns, 36400 nonzeros Presolved model has 9100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+04 Factor NZ : 6.370e+04 (roughly 20 MBytes of memory) Factor Ops : 2.275e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.92115921e+06 0.00000000e+00 2.56e-13 4.97e-01 3.00e+02 0s 1 1.58914050e+06 3.17130203e+05 3.88e-08 4.94e-05 4.66e+01 0s 2 1.18577139e+06 9.34580184e+05 2.69e-08 3.18e-06 9.20e+00 0s 3 1.09037526e+06 1.03962165e+06 5.89e-09 3.90e-07 1.86e+00 0s 4 1.05973872e+06 1.05375937e+06 4.53e-10 5.97e-08 2.19e-01 0s 5 1.05745740e+06 1.05653634e+06 1.24e-10 6.47e-10 3.37e-02 0s 6 1.05662079e+06 1.05658566e+06 5.00e-12 1.02e-12 1.29e-03 0s 7 1.05659206e+06 1.05658596e+06 2.23e-09 1.94e-10 2.23e-04 0s 8 1.05658842e+06 1.05658614e+06 8.32e-10 2.84e-13 8.37e-05 0s 9 1.05658736e+06 1.05658622e+06 4.20e-10 9.33e-14 4.20e-05 0s 10 1.05658703e+06 1.05658624e+06 2.89e-10 2.93e-13 2.87e-05 0s Barrier solved model in 10 iterations and 0.43 seconds Optimal objective 1.05658703e+06