Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:50 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 7.48101795e+06 0.00000000e+00 1.85e-13 5.07e-01 3.00e+02 0s 1 1.50158143e+06 3.01827548e+05 1.10e-07 4.87e-05 4.65e+01 0s 2 1.12561161e+06 8.91901689e+05 2.83e-08 3.02e-06 9.06e+00 0s 3 1.03191365e+06 9.88965111e+05 5.19e-09 3.67e-07 1.66e+00 0s 4 1.00746874e+06 9.99631663e+05 5.09e-10 1.08e-07 3.04e-01 0s 5 1.00479629e+06 1.00149863e+06 4.96e-11 6.58e-08 1.28e-01 0s 6 1.00454123e+06 1.00442938e+06 1.33e-11 4.03e-10 4.34e-03 0s 7 1.00446748e+06 1.00443741e+06 2.71e-12 2.26e-10 1.17e-03 0s 8 1.00445079e+06 1.00444764e+06 3.91e-13 5.54e-12 1.22e-04 0s 9 1.00444857e+06 1.00444782e+06 4.05e-13 8.17e-13 2.93e-05 0s Barrier solved model in 9 iterations and 0.37 seconds Optimal objective 1.00444857e+06