Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:35 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.73606153e+06 0.00000000e+00 2.42e-13 5.05e-01 2.99e+02 0s 1 1.55226641e+06 3.09581446e+05 6.42e-08 4.86e-05 4.65e+01 0s 2 1.15789616e+06 9.14105312e+05 1.76e-08 3.07e-06 9.13e+00 0s 3 1.06710497e+06 1.01799543e+06 3.84e-09 3.62e-07 1.84e+00 0s 4 1.03249845e+06 1.03068519e+06 5.68e-14 2.75e-08 6.79e-02 0s 5 1.03198589e+06 1.03192408e+06 2.84e-14 8.24e-11 2.32e-03 0s 6 1.03194216e+06 1.03192842e+06 1.42e-13 3.20e-12 5.14e-04 0s 7 1.03193274e+06 1.03192875e+06 1.49e-13 3.90e-13 1.50e-04 0s 8 1.03193102e+06 1.03192880e+06 5.40e-13 3.47e-13 8.31e-05 0s 9 1.03193005e+06 1.03192883e+06 7.25e-13 3.01e-13 4.55e-05 0s 10 1.03192966e+06 1.03192886e+06 7.11e-13 5.80e-13 2.98e-05 0s Barrier solved model in 10 iterations and 0.43 seconds Optimal objective 1.03192966e+06