Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:20 2013 Optimize a model with 17600 rows, 26402 columns and 35200 nonzeros Model has 8800 quadratic constraints Presolve time: 0.02s Presolved: 17600 rows, 26402 columns, 35200 nonzeros Presolved model has 8800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+04 Factor NZ : 6.160e+04 (roughly 20 MBytes of memory) Factor Ops : 2.200e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.64570640e+06 0.00000000e+00 1.42e-13 4.97e-01 2.99e+02 0s 1 1.52855313e+06 3.04434291e+05 1.64e-07 4.89e-05 4.64e+01 0s 2 1.13971259e+06 8.98398364e+05 2.64e-08 3.86e-06 9.14e+00 0s 3 1.04742772e+06 1.00002109e+06 5.64e-09 4.49e-07 1.80e+00 0s 4 1.01627851e+06 1.01288433e+06 4.97e-14 7.11e-08 1.29e-01 0s 5 1.01560235e+06 1.01555197e+06 2.84e-14 3.44e-10 1.91e-03 0s 6 1.01557073e+06 1.01556555e+06 4.99e-10 1.21e-09 1.96e-04 0s 7 1.01556807e+06 1.01556630e+06 1.89e-10 1.26e-10 6.69e-05 0s 8 1.01556675e+06 1.01556642e+06 3.43e-11 3.68e-12 1.25e-05 0s Barrier solved model in 8 iterations and 0.32 seconds Optimal objective 1.01556675e+06