Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:00 2013 Optimize a model with 10600 rows, 15902 columns and 21200 nonzeros Model has 5300 quadratic constraints Presolve time: 0.01s Presolved: 10600 rows, 15902 columns, 21200 nonzeros Presolved model has 5300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.590e+04 Factor NZ : 3.710e+04 (roughly 10 MBytes of memory) Factor Ops : 1.325e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.59328914e+06 0.00000000e+00 5.68e-14 4.90e-01 2.99e+02 0s 1 9.16815774e+05 1.82311968e+05 6.68e-08 4.91e-05 4.62e+01 0s 2 6.83899853e+05 5.39077426e+05 9.77e-08 6.23e-06 9.11e+00 0s 3 6.27605555e+05 6.00479957e+05 1.83e-08 9.47e-07 1.71e+00 0s 4 6.09701339e+05 6.07881269e+05 5.68e-14 1.40e-07 1.14e-01 0s 5 6.09333667e+05 6.09300656e+05 2.84e-14 5.73e-10 2.08e-03 0s 6 6.09310817e+05 6.09307019e+05 2.68e-10 2.85e-09 2.39e-04 0s 7 6.09307777e+05 6.09307141e+05 4.23e-11 4.35e-10 4.00e-05 0s 8 6.09307449e+05 6.09307193e+05 1.78e-11 2.42e-12 1.61e-05 0s Barrier solved model in 8 iterations and 0.19 seconds Optimal objective 6.09307449e+05