Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:12:10 2013 Optimize a model with 60000 rows, 90002 columns and 120000 nonzeros Model has 30000 quadratic constraints Presolve time: 0.07s Presolved: 60000 rows, 90002 columns, 120000 nonzeros Presolved model has 30000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+04 Factor NZ : 2.100e+05 (roughly 60 MBytes of memory) Factor Ops : 7.500e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.57427311e+07 0.00000000e+00 2.66e-12 4.94e-01 2.96e+02 0s 1 5.17714352e+06 1.03351985e+06 3.22e-07 4.77e-05 4.60e+01 0s 2 3.86025199e+06 3.05164259e+06 4.65e-08 2.94e-06 8.98e+00 0s 3 3.54175101e+06 3.38799473e+06 1.00e-08 3.56e-07 1.71e+00 1s 4 3.45628039e+06 3.42749725e+06 1.27e-09 8.88e-08 3.20e-01 1s 5 3.44285417e+06 3.44116000e+06 1.10e-10 1.49e-09 1.88e-02 1s 6 3.44157040e+06 3.44148200e+06 6.06e-12 6.57e-11 9.82e-04 1s 7 3.44151430e+06 3.44149641e+06 1.42e-12 2.33e-12 1.99e-04 1s 8 3.44150140e+06 3.44149751e+06 4.26e-13 1.86e-12 4.32e-05 1s 9 3.44149886e+06 3.44149768e+06 8.81e-13 2.46e-12 1.31e-05 1s Barrier solved model in 9 iterations and 1.34 seconds Optimal objective 3.44149886e+06