Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:58:36 2013 Optimize a model with 19200 rows, 28802 columns and 38400 nonzeros Model has 9600 quadratic constraints Presolve time: 0.02s Presolved: 19200 rows, 28802 columns, 38400 nonzeros Presolved model has 9600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.880e+04 Factor NZ : 6.720e+04 (roughly 20 MBytes of memory) Factor Ops : 2.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.33294273e+06 0.00000000e+00 2.70e-13 4.95e-01 2.99e+02 0s 1 1.67142535e+06 3.29972573e+05 1.01e-07 4.94e-05 4.66e+01 0s 2 1.24196694e+06 9.78543023e+05 3.36e-08 3.41e-06 9.15e+00 0s 3 1.14385759e+06 1.08877246e+06 6.57e-09 4.17e-07 1.91e+00 0s 4 1.10721006e+06 1.10579708e+06 7.11e-14 7.50e-09 4.91e-02 0s 5 1.10645407e+06 1.10638674e+06 2.84e-14 4.08e-11 2.34e-03 0s 6 1.10640136e+06 1.10639196e+06 1.07e-13 1.85e-12 3.26e-04 0s 7 1.10639389e+06 1.10639220e+06 7.25e-13 4.06e-13 5.87e-05 0s 8 1.10639295e+06 1.10639230e+06 3.98e-13 5.64e-13 2.26e-05 0s Barrier solved model in 8 iterations and 0.36 seconds Optimal objective 1.10639295e+06