Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:45:45 2013 Optimize a model with 190000 rows, 285002 columns and 380000 nonzeros Model has 95000 quadratic constraints Presolve time: 0.23s Presolved: 190000 rows, 285002 columns, 380000 nonzeros Presolved model has 95000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.850e+05 Factor NZ : 6.650e+05 (roughly 200 MBytes of memory) Factor Ops : 2.375e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.94502306e+07 0.00000000e+00 1.30e-11 4.97e-01 2.88e+02 1s 1 1.63150444e+07 3.39988556e+06 1.89e-06 4.51e-05 4.53e+01 1s 2 1.22818652e+07 9.80166251e+06 2.74e-07 2.70e-06 8.70e+00 1s 3 1.13165497e+07 1.08195553e+07 5.99e-08 3.22e-07 1.74e+00 2s 4 1.10420899e+07 1.09461366e+07 1.08e-08 6.25e-08 3.37e-01 2s 5 1.09810629e+07 1.09679372e+07 7.04e-11 2.10e-08 4.61e-02 3s 6 1.09801327e+07 1.09798012e+07 1.63e-11 1.01e-10 1.16e-03 3s 7 1.09798753e+07 1.09798462e+07 1.35e-12 1.62e-11 1.02e-04 3s 8 1.09798637e+07 1.09798544e+07 6.47e-13 5.22e-12 3.26e-05 4s Barrier solved model in 8 iterations and 3.86 seconds Optimal objective 1.09798637e+07