Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:14:36 2013 Optimize a model with 64000 rows, 96002 columns and 128000 nonzeros Model has 32000 quadratic constraints Presolve time: 0.07s Presolved: 64000 rows, 96002 columns, 128000 nonzeros Presolved model has 32000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+04 Factor NZ : 2.240e+05 (roughly 70 MBytes of memory) Factor Ops : 8.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.75371284e+07 0.00000000e+00 2.57e-12 4.98e-01 2.96e+02 0s 1 5.53635255e+06 1.11420458e+06 1.59e-07 4.78e-05 4.61e+01 0s 2 4.14534345e+06 3.28646155e+06 2.29e-08 2.92e-06 8.95e+00 0s 3 3.80931371e+06 3.64066851e+06 5.18e-09 3.58e-07 1.76e+00 1s 4 3.72376422e+06 3.68768489e+06 1.18e-09 6.10e-08 3.76e-01 1s 5 3.69994832e+06 3.69062794e+06 6.57e-11 4.31e-08 9.71e-02 1s 6 3.69848659e+06 3.69531019e+06 1.22e-11 1.61e-08 3.31e-02 1s 7 3.69830469e+06 3.69808305e+06 6.00e-12 2.40e-10 2.31e-03 1s 8 3.69814499e+06 3.69812234e+06 7.03e-13 1.74e-11 2.36e-04 1s 9 3.69813305e+06 3.69812545e+06 4.19e-13 2.52e-12 7.92e-05 1s 10 3.69812898e+06 3.69812567e+06 5.40e-13 4.88e-12 3.45e-05 2s Barrier solved model in 10 iterations and 1.56 seconds Optimal objective 3.69812898e+06