Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:11:41 2013 Optimize a model with 58000 rows, 87002 columns and 116000 nonzeros Model has 29000 quadratic constraints Presolve time: 0.06s Presolved: 58000 rows, 87002 columns, 116000 nonzeros Presolved model has 29000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+04 Factor NZ : 2.030e+05 (roughly 60 MBytes of memory) Factor Ops : 7.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.49866143e+07 0.00000000e+00 2.26e-12 4.98e-01 2.97e+02 0s 1 5.02309940e+06 1.01498155e+06 2.28e-07 4.76e-05 4.61e+01 0s 2 3.76792322e+06 2.99020025e+06 3.28e-08 2.91e-06 8.94e+00 0s 3 3.46324935e+06 3.30999093e+06 7.38e-09 3.65e-07 1.76e+00 1s 4 3.38153978e+06 3.35159795e+06 1.21e-09 7.47e-08 3.44e-01 1s 5 3.36355580e+06 3.36023935e+06 2.83e-11 1.70e-08 3.81e-02 1s 6 3.36321639e+06 3.36294951e+06 1.21e-11 7.09e-11 3.07e-03 1s 7 3.36301534e+06 3.36296054e+06 2.54e-12 4.13e-12 6.30e-04 1s 8 3.36297924e+06 3.36296174e+06 8.95e-13 9.88e-13 2.01e-04 1s 9 3.36297081e+06 3.36296192e+06 6.25e-13 3.98e-13 1.02e-04 1s 10 3.36296584e+06 3.36296199e+06 4.83e-13 1.20e-12 4.43e-05 1s 11 3.36296419e+06 3.36296200e+06 1.41e-12 1.21e-12 2.51e-05 2s Barrier solved model in 11 iterations and 1.59 seconds Optimal objective 3.36296419e+06