Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:51 2013 Optimize a model with 14600 rows, 21902 columns and 29200 nonzeros Model has 7300 quadratic constraints Presolve time: 0.02s Presolved: 14600 rows, 21902 columns, 29200 nonzeros Presolved model has 7300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+04 Factor NZ : 5.110e+04 (roughly 15 MBytes of memory) Factor Ops : 1.825e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.37089903e+06 0.00000000e+00 1.14e-13 5.02e-01 3.01e+02 0s 1 1.27180429e+06 2.54186604e+05 6.88e-08 4.89e-05 4.65e+01 0s 2 9.51871975e+05 7.52216493e+05 3.79e-08 3.12e-06 9.12e+00 0s 3 8.73735993e+05 8.35537839e+05 8.28e-09 3.77e-07 1.74e+00 0s 4 8.53155927e+05 8.45915519e+05 1.30e-09 7.96e-08 3.31e-01 0s 5 8.49136683e+05 8.48774312e+05 9.67e-11 6.55e-11 1.65e-02 0s 6 8.48809682e+05 8.48794460e+05 3.89e-12 4.66e-12 6.95e-04 0s 7 8.48802089e+05 8.48796466e+05 2.26e-10 1.29e-10 2.57e-04 0s 8 8.48797811e+05 8.48796575e+05 4.99e-11 7.08e-13 5.64e-05 0s 9 8.48796819e+05 8.48796654e+05 5.71e-12 2.04e-12 7.54e-06 0s Barrier solved model in 9 iterations and 0.31 seconds Optimal objective 8.48796819e+05