Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:00 2013 Optimize a model with 1840 rows, 2762 columns and 3680 nonzeros Model has 920 quadratic constraints Presolve time: 0.00s Presolved: 1840 rows, 2762 columns, 3680 nonzeros Presolved model has 920 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+03 Factor NZ : 6.443e+03 (roughly 2 MBytes of memory) Factor Ops : 2.300e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.01810545e+05 0.00000000e+00 2.84e-14 4.90e-01 3.00e+02 0s 1 1.55764506e+05 3.08377846e+04 9.74e-09 4.91e-05 4.53e+01 0s 2 1.17108519e+05 9.25104175e+04 2.05e-08 6.31e-06 8.91e+00 0s 3 1.07379865e+05 1.02754063e+05 2.66e-09 1.29e-06 1.68e+00 0s 4 1.04657927e+05 1.04100812e+05 5.69e-10 3.70e-07 2.02e-01 0s 5 1.04563730e+05 1.04556059e+05 2.41e-10 2.82e-08 2.78e-03 0s 6 1.04561906e+05 1.04560013e+05 3.64e-11 7.88e-09 6.86e-04 0s 7 1.04561580e+05 1.04560368e+05 8.00e-12 5.93e-09 4.39e-04 0s 8 1.04561492e+05 1.04560556e+05 1.88e-12 4.90e-09 3.39e-04 0s 9 1.04561455e+05 1.04561327e+05 3.45e-13 6.66e-10 4.63e-05 0s 10 1.04561450e+05 1.04561348e+05 1.56e-13 5.51e-10 3.70e-05 0s Barrier solved model in 10 iterations and 0.04 seconds Optimal objective 1.04561450e+05