Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:51 2013 Optimize a model with 600 rows, 902 columns and 1200 nonzeros Model has 300 quadratic constraints Presolve time: 0.00s Presolved: 600 rows, 902 columns, 1200 nonzeros Presolved model has 300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+02 Factor NZ : 2.103e+03 Factor Ops : 7.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.47243248e+05 0.00000000e+00 2.84e-14 4.43e-01 2.83e+02 0s 1 4.96677518e+04 1.12283992e+04 3.64e-09 4.95e-05 4.27e+01 0s 2 4.06844067e+04 3.21185635e+04 1.54e-08 8.21e-06 9.52e+00 0s 3 3.60548413e+04 3.52491153e+04 1.09e-08 1.62e-06 8.95e-01 0s 4 3.54873603e+04 3.54771947e+04 7.27e-10 1.06e-07 1.13e-02 0s 5 3.54798896e+04 3.54790702e+04 2.79e-10 9.87e-09 9.10e-04 0s 6 3.54795077e+04 3.54791815e+04 6.15e-10 1.82e-09 3.63e-04 0s 7 3.54793217e+04 3.54792215e+04 7.75e-10 2.23e-09 1.11e-04 0s 8 3.54792752e+04 3.54792289e+04 3.35e-10 1.36e-09 5.15e-05 0s 9 3.54792589e+04 3.54792421e+04 1.40e-10 2.32e-10 1.86e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 3.54792589e+04