Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:15 2013 Optimize a model with 2200 rows, 3302 columns and 4400 nonzeros Model has 1100 quadratic constraints Presolve time: 0.00s Presolved: 2200 rows, 3302 columns, 4400 nonzeros Presolved model has 1100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.300e+03 Factor NZ : 7.703e+03 (roughly 2 MBytes of memory) Factor Ops : 2.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 9.73613951e+05 0.00000000e+00 2.84e-14 5.21e-01 3.05e+02 0s 1 1.91565326e+05 3.87940886e+04 2.17e-08 4.95e-05 4.63e+01 0s 2 1.51505648e+05 1.15256292e+05 2.45e-08 8.30e-06 1.10e+01 0s 3 1.32614869e+05 1.28986586e+05 1.05e-08 1.63e-06 1.10e+00 0s 4 1.29729144e+05 1.29591130e+05 2.09e-10 9.59e-08 4.18e-02 0s 5 1.29658977e+05 1.29641849e+05 1.71e-12 2.29e-08 5.19e-03 0s 6 1.29658213e+05 1.29653341e+05 1.57e-10 1.78e-09 1.48e-03 0s 7 1.29657670e+05 1.29656652e+05 1.26e-09 2.48e-09 3.08e-04 0s 8 1.29657618e+05 1.29656875e+05 3.49e-10 1.93e-09 2.25e-04 0s 9 1.29657557e+05 1.29657433e+05 3.23e-11 3.27e-10 3.76e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.29657557e+05