Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:16 2013 Optimize a model with 2400 rows, 3602 columns and 4800 nonzeros Model has 1200 quadratic constraints Presolve time: 0.00s Presolved: 2400 rows, 3602 columns, 4800 nonzeros Presolved model has 1200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+03 Factor NZ : 8.403e+03 (roughly 2 MBytes of memory) Factor Ops : 3.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.02913839e+06 0.00000000e+00 2.84e-14 4.70e-01 2.96e+02 0s 1 2.06818899e+05 4.14264737e+04 7.42e-09 5.03e-05 4.59e+01 0s 2 1.54137986e+05 1.21327846e+05 3.38e-08 6.63e-06 9.11e+00 0s 3 1.40405409e+05 1.35226083e+05 6.29e-09 1.59e-06 1.44e+00 0s 4 1.37404346e+05 1.36462601e+05 1.47e-11 6.41e-07 2.62e-01 0s 5 1.37356865e+05 1.37256111e+05 1.15e-09 1.14e-07 2.80e-02 0s 6 1.37344037e+05 1.37334445e+05 5.12e-11 1.15e-08 2.66e-03 0s 7 1.37342902e+05 1.37337967e+05 8.60e-13 6.60e-09 1.37e-03 0s 8 1.37342751e+05 1.37340910e+05 7.66e-10 7.40e-09 5.11e-04 0s 9 1.37342690e+05 1.37341454e+05 1.42e-14 5.10e-09 3.43e-04 0s 10 1.37342667e+05 1.37342414e+05 1.64e-10 1.85e-09 7.04e-05 0s 11 1.37342638e+05 1.37342514e+05 2.67e-12 1.03e-09 3.45e-05 0s Barrier solved model in 11 iterations and 0.06 seconds Optimal objective 1.37342638e+05