Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:38 2013 Optimize a model with 17000 rows, 25502 columns and 34000 nonzeros Model has 8500 quadratic constraints Presolve time: 0.02s Presolved: 17000 rows, 25502 columns, 34000 nonzeros Presolved model has 8500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.550e+04 Factor NZ : 5.950e+04 (roughly 18 MBytes of memory) Factor Ops : 2.125e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.37949509e+06 0.00000000e+00 1.99e-13 5.03e-01 2.99e+02 0s 1 1.47347542e+06 2.97608941e+05 2.22e-07 4.89e-05 4.61e+01 0s 2 1.10750939e+06 8.76253378e+05 1.10e-07 3.54e-06 9.07e+00 0s 3 1.01591940e+06 9.71589553e+05 2.09e-08 4.54e-07 1.74e+00 0s 4 9.93732345e+05 9.81603984e+05 4.15e-09 1.67e-07 4.76e-01 0s 5 9.89727155e+05 9.87568183e+05 1.30e-09 5.23e-09 8.47e-02 0s 6 9.87869196e+05 9.87817999e+05 6.82e-12 3.23e-10 2.01e-03 0s 7 9.87854324e+05 9.87837759e+05 3.54e-12 5.73e-12 6.50e-04 0s 8 9.87839502e+05 9.87838175e+05 3.41e-13 1.72e-12 5.20e-05 0s 9 9.87838735e+05 9.87838343e+05 1.63e-13 2.66e-12 1.54e-05 0s Barrier solved model in 9 iterations and 0.36 seconds Optimal objective 9.87838735e+05