Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:06 2013 Optimize a model with 1920 rows, 2882 columns and 3840 nonzeros Model has 960 quadratic constraints Presolve time: 0.00s Presolved: 1920 rows, 2882 columns, 3840 nonzeros Presolved model has 960 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.880e+03 Factor NZ : 6.723e+03 (roughly 2 MBytes of memory) Factor Ops : 2.400e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.30962548e+05 0.00000000e+00 2.84e-14 5.03e-01 2.98e+02 0s 1 1.65433918e+05 3.24192933e+04 2.68e-09 4.98e-05 4.62e+01 0s 2 1.22608454e+05 9.57489426e+04 2.39e-08 6.76e-06 9.33e+00 0s 3 1.12522258e+05 1.08281645e+05 4.09e-09 1.48e-06 1.47e+00 0s 4 1.08865142e+05 1.08745127e+05 6.00e-10 3.07e-07 4.17e-02 0s 5 1.08825581e+05 1.08822013e+05 5.89e-10 3.99e-08 1.24e-03 0s 6 1.08824227e+05 1.08823572e+05 4.31e-10 1.08e-08 2.27e-04 0s 7 1.08824052e+05 1.08823788e+05 6.12e-11 5.58e-09 9.16e-05 0s 8 1.08824027e+05 1.08824009e+05 1.52e-11 2.36e-10 6.32e-06 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.08824027e+05