Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:35:50 2013 Optimize a model with 96000 rows, 144002 columns and 192000 nonzeros Model has 48000 quadratic constraints Presolve time: 0.11s Presolved: 96000 rows, 144002 columns, 192000 nonzeros Presolved model has 48000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.440e+05 Factor NZ : 3.360e+05 (roughly 100 MBytes of memory) Factor Ops : 1.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.12025300e+07 0.00000000e+00 4.50e-12 5.05e-01 2.96e+02 0s 1 8.34016328e+06 1.69248397e+06 3.20e-07 4.71e-05 4.62e+01 0s 2 6.24689195e+06 4.95720226e+06 4.63e-08 2.87e-06 8.96e+00 1s 3 5.74005143e+06 5.48987510e+06 1.03e-08 3.50e-07 1.74e+00 1s 4 5.61747705e+06 5.55387069e+06 2.49e-09 8.28e-08 4.42e-01 1s 5 5.57956123e+06 5.57363061e+06 2.26e-10 4.37e-09 4.12e-02 1s 6 5.57560881e+06 5.57484063e+06 1.66e-11 1.10e-09 5.33e-03 2s 7 5.57540178e+06 5.57527148e+06 6.27e-12 6.79e-12 9.05e-04 2s 8 5.57530785e+06 5.57527449e+06 1.78e-12 1.22e-12 2.32e-04 2s 9 5.57529044e+06 5.57527474e+06 1.34e-12 1.27e-12 1.09e-04 2s 10 5.57528356e+06 5.57527489e+06 1.02e-12 3.51e-12 6.02e-05 2s 11 5.57528007e+06 5.57527501e+06 8.81e-13 2.46e-12 3.51e-05 3s Barrier solved model in 11 iterations and 2.55 seconds Optimal objective 5.57528007e+06