Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:36 2013 Optimize a model with 1520 rows, 2282 columns and 3040 nonzeros Model has 760 quadratic constraints Presolve time: 0.00s Presolved: 1520 rows, 2282 columns, 3040 nonzeros Presolved model has 760 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.280e+03 Factor NZ : 5.323e+03 (roughly 2 MBytes of memory) Factor Ops : 1.900e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.42719142e+05 0.00000000e+00 4.26e-14 4.88e-01 2.92e+02 0s 1 1.26648474e+05 2.62373175e+04 3.19e-09 4.87e-05 4.40e+01 0s 2 9.60130818e+04 7.71351081e+04 1.88e-08 8.01e-06 8.28e+00 0s 3 8.78757586e+04 8.53356220e+04 4.97e-09 1.93e-06 1.11e+00 0s 4 8.65960741e+04 8.63333287e+04 2.18e-10 3.14e-07 1.15e-01 0s 5 8.65254456e+04 8.65080619e+04 9.49e-11 1.57e-08 7.62e-03 0s 6 8.65226301e+04 8.65156751e+04 6.77e-12 7.34e-09 3.05e-03 0s 7 8.65223905e+04 8.65220745e+04 4.05e-09 2.55e-09 1.39e-04 0s 8 8.65223079e+04 8.65221537e+04 3.46e-10 1.64e-09 6.76e-05 0s 9 8.65223014e+04 8.65222171e+04 1.66e-10 9.05e-10 3.70e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 8.65223014e+04