Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:47:37 2013 Optimize a model with 8400 rows, 12602 columns and 16800 nonzeros Model has 4200 quadratic constraints Presolve time: 0.01s Presolved: 8400 rows, 12602 columns, 16800 nonzeros Presolved model has 4200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.260e+04 Factor NZ : 2.940e+04 (roughly 9 MBytes of memory) Factor Ops : 1.050e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.63668210e+06 0.00000000e+00 4.26e-14 4.87e-01 2.99e+02 0s 1 7.23726775e+05 1.43826679e+05 2.84e-08 4.89e-05 4.60e+01 0s 2 5.41207006e+05 4.27626512e+05 3.48e-08 6.15e-06 9.01e+00 0s 3 4.96378434e+05 4.76966089e+05 7.67e-09 7.23e-07 1.54e+00 0s 4 4.82706497e+05 4.82251288e+05 1.15e-11 2.00e-08 3.61e-02 0s 5 4.82569653e+05 4.82482038e+05 4.39e-12 1.61e-10 6.95e-03 0s 6 4.82496919e+05 4.82483978e+05 2.31e-10 3.27e-10 1.03e-03 0s 7 4.82488820e+05 4.82484559e+05 2.84e-10 1.33e-10 3.38e-04 0s 8 4.82486475e+05 4.82484745e+05 1.15e-10 1.76e-11 1.37e-04 0s 9 4.82485785e+05 4.82484808e+05 6.62e-11 5.28e-13 7.75e-05 0s 10 4.82485420e+05 4.82484829e+05 4.06e-11 3.74e-13 4.69e-05 0s 11 4.82485321e+05 4.82484846e+05 3.35e-11 1.38e-12 3.77e-05 0s Barrier solved model in 11 iterations and 0.21 seconds Optimal objective 4.82485321e+05