Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:02 2013 Optimize a model with 17200 rows, 25802 columns and 34400 nonzeros Model has 8600 quadratic constraints Presolve time: 0.02s Presolved: 17200 rows, 25802 columns, 34400 nonzeros Presolved model has 8600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+04 Factor NZ : 6.020e+04 (roughly 18 MBytes of memory) Factor Ops : 2.150e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.46499316e+06 0.00000000e+00 2.42e-13 4.94e-01 2.99e+02 0s 1 1.48855076e+06 2.94653615e+05 8.02e-08 4.87e-05 4.63e+01 0s 2 1.10954888e+06 8.75543149e+05 5.05e-08 3.71e-06 9.07e+00 0s 3 1.01663880e+06 9.69975222e+05 1.14e-08 4.78e-07 1.81e+00 0s 4 9.94862544e+05 9.84588803e+05 2.30e-09 9.83e-08 3.98e-01 0s 5 9.88941177e+05 9.85747415e+05 6.15e-11 7.02e-08 1.24e-01 0s 6 9.88720368e+05 9.88615059e+05 9.18e-12 1.27e-09 4.08e-03 0s 7 9.88681077e+05 9.88672183e+05 1.49e-12 2.24e-11 3.45e-04 0s 8 9.88675220e+05 9.88673322e+05 2.01e-10 5.34e-10 7.36e-05 0s 9 9.88673680e+05 9.88673371e+05 3.04e-11 5.74e-11 1.20e-05 0s Barrier solved model in 9 iterations and 0.37 seconds Optimal objective 9.88673680e+05