Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:39:00 2013 Optimize a model with 150000 rows, 225002 columns and 300000 nonzeros Model has 75000 quadratic constraints Presolve time: 0.17s Presolved: 150000 rows, 225002 columns, 300000 nonzeros Presolved model has 75000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.250e+05 Factor NZ : 5.250e+05 (roughly 160 MBytes of memory) Factor Ops : 1.875e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.34280572e+07 0.00000000e+00 1.48e-11 5.01e-01 2.91e+02 0s 1 1.29240769e+07 2.67447642e+06 1.59e-06 4.56e-05 4.56e+01 1s 2 9.73105162e+06 7.76886915e+06 2.35e-07 2.70e-06 8.72e+00 1s 3 8.95062794e+06 8.57272532e+06 5.15e-08 3.28e-07 1.68e+00 1s 4 8.73293371e+06 8.66813096e+06 5.51e-09 8.16e-08 2.88e-01 2s 5 8.70454148e+06 8.70114435e+06 4.94e-10 7.81e-10 1.51e-02 2s 6 8.70174931e+06 8.70161010e+06 2.19e-11 1.24e-11 6.19e-04 2s 7 8.70165763e+06 8.70162303e+06 5.87e-12 7.03e-12 1.54e-04 3s 8 8.70163279e+06 8.70162398e+06 2.02e-12 1.26e-12 3.92e-05 3s 9 8.70162772e+06 8.70162451e+06 1.08e-12 9.17e-12 1.43e-05 3s Barrier solved model in 9 iterations and 3.36 seconds Optimal objective 8.70162772e+06