Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:21 2013 Optimize a model with 6000 rows, 9002 columns and 12000 nonzeros Model has 3000 quadratic constraints Presolve time: 0.01s Presolved: 6000 rows, 9002 columns, 12000 nonzeros Presolved model has 3000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+03 Factor NZ : 2.100e+04 (roughly 6 MBytes of memory) Factor Ops : 7.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.62072788e+06 0.00000000e+00 4.26e-14 4.96e-01 3.01e+02 0s 1 5.19862588e+05 1.03732045e+05 1.39e-08 4.96e-05 4.62e+01 0s 2 3.89313642e+05 3.06890057e+05 8.92e-08 6.38e-06 9.16e+00 0s 3 3.55950204e+05 3.41487067e+05 1.90e-08 1.05e-06 1.61e+00 0s 4 3.47348848e+05 3.46154809e+05 4.97e-14 1.60e-07 1.33e-01 0s 5 3.47086670e+05 3.47068521e+05 2.84e-14 1.54e-09 2.02e-03 0s 6 3.47079538e+05 3.47075190e+05 2.84e-14 3.66e-10 4.83e-04 0s 7 3.47077700e+05 3.47076145e+05 9.24e-14 1.92e-10 1.73e-04 0s 8 3.47077305e+05 3.47076828e+05 1.14e-13 6.79e-11 5.30e-05 0s 9 3.47077237e+05 3.47077016e+05 9.95e-14 3.42e-11 2.46e-05 0s Barrier solved model in 9 iterations and 0.12 seconds Optimal objective 3.47077237e+05