Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:13 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 2.45452366e+06 0.00000000e+00 4.26e-14 5.01e-01 3.02e+02 0s 1 4.81044156e+05 9.71606383e+04 1.34e-08 4.90e-05 4.57e+01 0s 2 3.82586346e+05 2.90363364e+05 5.56e-08 5.93e-06 1.10e+01 0s 3 3.39811843e+05 3.24472110e+05 5.03e-09 9.38e-07 1.83e+00 0s 4 3.26897138e+05 3.25838820e+05 7.80e-11 7.79e-08 1.26e-01 0s 5 3.26139063e+05 3.25962796e+05 1.59e-12 4.33e-08 2.10e-02 0s 6 3.26120243e+05 3.26106098e+05 9.06e-11 4.05e-10 1.68e-03 0s 7 3.26119428e+05 3.26117319e+05 2.04e-09 5.46e-09 2.51e-04 0s 8 3.26119361e+05 3.26119135e+05 3.33e-12 6.17e-10 2.69e-05 0s Barrier solved model in 8 iterations and 0.10 seconds Optimal objective 3.26119361e+05