Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:11 2013 Optimize a model with 16600 rows, 24902 columns and 33200 nonzeros Model has 8300 quadratic constraints Presolve time: 0.02s Presolved: 16600 rows, 24902 columns, 33200 nonzeros Presolved model has 8300 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+04 Factor NZ : 5.810e+04 (roughly 17 MBytes of memory) Factor Ops : 2.075e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.26057294e+06 0.00000000e+00 2.27e-13 5.07e-01 3.01e+02 0s 1 1.45017183e+06 2.89827324e+05 6.25e-08 4.89e-05 4.66e+01 0s 2 1.08527180e+06 8.57991141e+05 2.22e-08 3.10e-06 9.13e+00 0s 3 9.96337023e+05 9.53013063e+05 4.85e-09 3.73e-07 1.74e+00 0s 4 9.70714730e+05 9.65399058e+05 3.66e-10 6.16e-08 2.13e-01 0s 5 9.68026232e+05 9.67953534e+05 5.19e-12 7.06e-10 2.92e-03 0s 6 9.67993160e+05 9.67981571e+05 1.28e-10 2.57e-09 4.65e-04 0s 7 9.67988445e+05 9.67987205e+05 1.20e-09 1.02e-09 4.98e-05 0s 8 9.67987670e+05 9.67987483e+05 1.94e-10 6.79e-11 7.51e-06 0s Barrier solved model in 8 iterations and 0.31 seconds Optimal objective 9.67987670e+05