Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:10 2013 Optimize a model with 5600 rows, 8402 columns and 11200 nonzeros Model has 2800 quadratic constraints Presolve time: 0.01s Presolved: 5600 rows, 8402 columns, 11200 nonzeros Presolved model has 2800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.400e+03 Factor NZ : 1.960e+04 (roughly 6 MBytes of memory) Factor Ops : 7.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.43323642e+06 0.00000000e+00 4.26e-14 4.93e-01 2.99e+02 0s 1 4.77965551e+05 9.52717149e+04 2.74e-08 5.00e-05 4.56e+01 0s 2 3.58725586e+05 2.84789701e+05 3.41e-08 6.10e-06 8.80e+00 0s 3 3.30821802e+05 3.16711527e+05 6.25e-09 9.57e-07 1.68e+00 0s 4 3.21325650e+05 3.20331623e+05 3.55e-10 1.08e-07 1.18e-01 0s 5 3.21164009e+05 3.21039330e+05 1.46e-10 1.55e-09 1.48e-02 0s 6 3.21055120e+05 3.21047765e+05 4.00e-12 3.47e-10 8.76e-04 0s 7 3.21051475e+05 3.21049990e+05 9.09e-13 4.26e-11 1.77e-04 0s 8 3.21050799e+05 3.21050229e+05 3.62e-13 1.48e-11 6.78e-05 0s 9 3.21050565e+05 3.21050299e+05 1.71e-13 7.24e-12 3.17e-05 0s Barrier solved model in 9 iterations and 0.11 seconds Optimal objective 3.21050565e+05