Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:00 2013 Optimize a model with 19400 rows, 29102 columns and 38800 nonzeros Model has 9700 quadratic constraints Presolve time: 0.02s Presolved: 19400 rows, 29102 columns, 38800 nonzeros Presolved model has 9700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.910e+04 Factor NZ : 6.790e+04 (roughly 20 MBytes of memory) Factor Ops : 2.425e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.41570616e+06 0.00000000e+00 2.56e-13 4.95e-01 2.99e+02 0s 1 1.67337450e+06 3.35893247e+05 1.09e-07 4.90e-05 4.60e+01 0s 2 1.25886272e+06 9.99857789e+05 1.35e-08 2.98e-06 8.90e+00 0s 3 1.15906050e+06 1.10688963e+06 2.96e-09 3.60e-07 1.79e+00 0s 4 1.12731918e+06 1.12123422e+06 2.37e-10 5.33e-08 2.09e-01 0s 5 1.12403340e+06 1.12325843e+06 2.66e-12 1.35e-08 2.66e-02 0s 6 1.12399500e+06 1.12396580e+06 9.66e-13 1.41e-10 1.00e-03 0s 7 1.12397933e+06 1.12397311e+06 2.91e-13 6.22e-12 2.14e-04 0s 8 1.12397392e+06 1.12397340e+06 1.78e-13 9.85e-13 1.78e-05 0s Barrier solved model in 8 iterations and 0.37 seconds Optimal objective 1.12397392e+06