Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:06:39 2013 Optimize a model with 46000 rows, 69002 columns and 92000 nonzeros Model has 23000 quadratic constraints Presolve time: 0.05s Presolved: 46000 rows, 69002 columns, 92000 nonzeros Presolved model has 23000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.900e+04 Factor NZ : 1.610e+05 (roughly 50 MBytes of memory) Factor Ops : 5.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.98527890e+07 0.00000000e+00 1.31e-12 4.97e-01 2.97e+02 0s 1 3.98766926e+06 8.04372678e+05 2.04e-07 4.79e-05 4.61e+01 0s 2 2.99115541e+06 2.37306594e+06 2.94e-08 2.94e-06 8.96e+00 0s 3 2.74934891e+06 2.62679718e+06 6.67e-09 3.71e-07 1.78e+00 0s 4 2.68398097e+06 2.66017864e+06 1.09e-09 7.49e-08 3.45e-01 1s 5 2.66962816e+06 2.66706192e+06 2.54e-11 1.66e-08 3.72e-02 1s 6 2.66935897e+06 2.66914998e+06 1.09e-11 5.55e-11 3.03e-03 1s 7 2.66921464e+06 2.66915582e+06 3.11e-12 6.89e-12 8.52e-04 1s 8 2.66916847e+06 2.66915760e+06 5.83e-13 9.53e-13 1.58e-04 1s 9 2.66915942e+06 2.66915806e+06 1.56e-13 7.47e-13 1.97e-05 1s Barrier solved model in 9 iterations and 1.04 seconds Optimal objective 2.66915942e+06