Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:13:03 2013 Optimize a model with 62000 rows, 93002 columns and 124000 nonzeros Model has 31000 quadratic constraints Presolve time: 0.07s Presolved: 62000 rows, 93002 columns, 124000 nonzeros Presolved model has 31000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.300e+04 Factor NZ : 2.170e+05 (roughly 60 MBytes of memory) Factor Ops : 7.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.68079367e+07 0.00000000e+00 2.64e-12 5.05e-01 2.98e+02 0s 1 5.40338501e+06 1.08614750e+06 8.51e-07 4.79e-05 4.64e+01 0s 2 4.04133221e+06 3.19983584e+06 1.23e-07 2.94e-06 9.05e+00 0s 3 3.71123855e+06 3.54898120e+06 2.72e-08 3.54e-07 1.74e+00 1s 4 3.62835649e+06 3.59109205e+06 6.04e-09 8.00e-08 4.01e-01 1s 5 3.60606057e+06 3.60266553e+06 3.72e-10 7.16e-09 3.65e-02 1s 6 3.60449752e+06 3.60405284e+06 5.48e-11 6.50e-10 4.78e-03 1s 7 3.60422529e+06 3.60417505e+06 2.39e-12 1.49e-10 5.40e-04 1s 8 3.60421758e+06 3.60421140e+06 1.04e-12 3.36e-12 6.64e-05 1s 9 3.60421283e+06 3.60421157e+06 1.09e-12 1.88e-12 1.36e-05 1s Barrier solved model in 9 iterations and 1.39 seconds Optimal objective 3.60421283e+06