Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:51 2013 Optimize a model with 1720 rows, 2582 columns and 3440 nonzeros Model has 860 quadratic constraints Presolve time: 0.00s Presolved: 1720 rows, 2582 columns, 3440 nonzeros Presolved model has 860 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+03 Factor NZ : 6.023e+03 (roughly 2 MBytes of memory) Factor Ops : 2.150e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.50610587e+05 0.00000000e+00 2.84e-14 4.92e-01 3.00e+02 0s 1 1.46185267e+05 2.90394973e+04 1.09e-08 4.91e-05 4.54e+01 0s 2 1.09957281e+05 8.68194922e+04 4.85e-09 6.38e-06 8.97e+00 0s 3 1.00585572e+05 9.67095024e+04 2.65e-09 9.85e-07 1.50e+00 0s 4 9.82318889e+04 9.76636488e+04 2.13e-09 3.82e-07 2.20e-01 0s 5 9.81626941e+04 9.81525073e+04 1.42e-10 5.71e-08 3.95e-03 0s 6 9.81610573e+04 9.81569788e+04 2.78e-11 2.54e-08 1.58e-03 0s 7 9.81605053e+04 9.81575596e+04 1.60e-12 2.12e-08 1.14e-03 0s 8 9.81604036e+04 9.81584201e+04 1.95e-13 1.47e-08 7.69e-04 0s 9 9.81603467e+04 9.81600235e+04 6.81e-09 3.65e-09 1.25e-04 0s 10 9.81603357e+04 9.81602769e+04 1.14e-13 6.58e-10 2.28e-05 0s Barrier solved model in 10 iterations and 0.04 seconds Optimal objective 9.81603357e+04