Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:07 2013 Optimize a model with 1920 rows, 2882 columns and 3840 nonzeros Model has 960 quadratic constraints Presolve time: 0.00s Presolved: 1920 rows, 2882 columns, 3840 nonzeros Presolved model has 960 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.880e+03 Factor NZ : 6.723e+03 (roughly 2 MBytes of memory) Factor Ops : 2.400e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.38280624e+05 0.00000000e+00 4.26e-14 5.14e-01 3.00e+02 0s 1 1.63536935e+05 3.51884030e+04 8.51e-09 4.75e-05 4.46e+01 0s 2 1.27311537e+05 1.03987920e+05 7.54e-09 7.33e-06 8.10e+00 0s 3 1.15732311e+05 1.14317680e+05 6.65e-09 1.59e-06 4.91e-01 0s 4 1.15108851e+05 1.15049761e+05 5.06e-09 1.65e-07 2.05e-02 0s 5 1.15092237e+05 1.15092038e+05 3.52e-10 1.58e-08 6.91e-05 0s 6 1.15092138e+05 1.15092119e+05 1.28e-09 3.21e-09 6.57e-06 0s Barrier solved model in 6 iterations and 0.03 seconds Optimal objective 1.15092138e+05