Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:06:18 2013 Optimize a model with 46000 rows, 69002 columns and 92000 nonzeros Model has 23000 quadratic constraints Presolve time: 0.05s Presolved: 46000 rows, 69002 columns, 92000 nonzeros Presolved model has 23000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.900e+04 Factor NZ : 1.610e+05 (roughly 50 MBytes of memory) Factor Ops : 5.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.98510976e+07 0.00000000e+00 9.09e-13 4.97e-01 2.97e+02 0s 1 3.99651218e+06 7.95653531e+05 1.40e-08 4.84e-05 4.64e+01 0s 2 2.97766584e+06 2.34998547e+06 9.28e-09 3.02e-06 9.10e+00 0s 3 2.73682349e+06 2.61144263e+06 2.01e-09 3.66e-07 1.82e+00 0s 4 2.66464006e+06 2.64708670e+06 2.39e-10 4.66e-08 2.54e-01 1s 5 2.65322854e+06 2.65221156e+06 3.46e-12 5.47e-09 1.47e-02 1s 6 2.65306518e+06 2.65298017e+06 1.14e-12 4.32e-11 1.23e-03 1s 7 2.65301898e+06 2.65298651e+06 5.40e-13 2.55e-12 4.71e-04 1s 8 2.65299337e+06 2.65298669e+06 2.06e-13 4.55e-12 9.68e-05 1s 9 2.65298987e+06 2.65298702e+06 1.28e-13 3.57e-12 4.13e-05 1s 10 2.65298883e+06 2.65298706e+06 2.91e-13 1.64e-12 2.56e-05 1s Barrier solved model in 10 iterations and 1.09 seconds Optimal objective 2.65298883e+06