Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:04:22 2013 Optimize a model with 124000 rows, 186002 columns and 248000 nonzeros Model has 62000 quadratic constraints Presolve time: 0.27s Presolved: 124000 rows, 186002 columns, 248000 nonzeros Presolved model has 62000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.860e+05 Factor NZ : 4.340e+05 (roughly 130 MBytes of memory) Factor Ops : 1.550e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.27851494e+07 0.00000000e+00 1.05e-11 5.02e-01 2.93e+02 0s 1 1.07469593e+07 2.19933523e+06 1.07e-06 4.64e-05 4.60e+01 1s 2 8.05575015e+06 6.39845896e+06 1.55e-07 2.84e-06 8.91e+00 1s 3 7.42136853e+06 7.08140278e+06 3.50e-08 3.46e-07 1.83e+00 1s 4 7.22683365e+06 7.16515791e+06 4.99e-09 7.95e-08 3.32e-01 2s 5 7.19210716e+06 7.18472889e+06 6.62e-11 1.88e-08 3.97e-02 2s 6 7.19130649e+06 7.19119102e+06 5.88e-12 1.15e-10 6.21e-04 2s 7 7.19125192e+06 7.19122893e+06 1.78e-12 4.66e-12 1.24e-04 2s 8 7.19123117e+06 7.19122916e+06 9.66e-13 7.43e-12 1.08e-05 3s Barrier solved model in 8 iterations and 2.60 seconds Optimal objective 7.19123117e+06