Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:29:35 2013 Optimize a model with 88000 rows, 132002 columns and 176000 nonzeros Model has 44000 quadratic constraints Presolve time: 0.10s Presolved: 88000 rows, 132002 columns, 176000 nonzeros Presolved model has 44000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.320e+05 Factor NZ : 3.080e+05 (roughly 100 MBytes of memory) Factor Ops : 1.100e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.75224347e+07 0.00000000e+00 4.97e-12 4.94e-01 2.94e+02 0s 1 7.58083142e+06 1.52882613e+06 1.24e-06 4.71e-05 4.58e+01 0s 2 5.66713883e+06 4.49017500e+06 1.79e-07 2.88e-06 8.92e+00 1s 3 5.20437344e+06 4.97835443e+06 3.95e-08 3.47e-07 1.71e+00 1s 4 5.07166637e+06 5.03681774e+06 3.51e-09 8.10e-08 2.64e-01 1s 5 5.05730164e+06 5.05561872e+06 3.57e-10 2.55e-11 1.27e-02 1s 6 5.05579388e+06 5.05566408e+06 2.63e-11 1.11e-11 9.83e-04 1s 7 5.05570086e+06 5.05567485e+06 5.43e-12 1.92e-12 1.97e-04 2s 8 5.05568611e+06 5.05567691e+06 2.20e-12 4.42e-12 6.97e-05 2s 9 5.05568188e+06 5.05567723e+06 1.52e-12 1.75e-12 3.52e-05 2s Barrier solved model in 9 iterations and 1.96 seconds Optimal objective 5.05568188e+06