Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:03 2013 Optimize a model with 1880 rows, 2822 columns and 3760 nonzeros Model has 940 quadratic constraints Presolve time: 0.00s Presolved: 1880 rows, 2822 columns, 3760 nonzeros Presolved model has 940 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.820e+03 Factor NZ : 6.583e+03 (roughly 2 MBytes of memory) Factor Ops : 2.350e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.17971388e+05 0.00000000e+00 2.84e-14 4.89e-01 2.99e+02 0s 1 1.59198080e+05 3.15385205e+04 9.37e-09 4.91e-05 4.53e+01 0s 2 1.19710671e+05 9.45399097e+04 2.73e-08 6.34e-06 8.93e+00 0s 3 1.09473514e+05 1.05078234e+05 3.43e-09 1.26e-06 1.56e+00 0s 4 1.06929470e+05 1.06273215e+05 5.36e-10 4.55e-07 2.33e-01 0s 5 1.06865749e+05 1.06859508e+05 6.42e-10 7.30e-09 2.21e-03 0s 6 1.06863206e+05 1.06862929e+05 1.35e-09 1.59e-08 9.84e-05 0s 7 1.06863035e+05 1.06862974e+05 2.82e-10 3.53e-09 2.16e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 1.06863035e+05