Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:45 2013 Optimize a model with 400 rows, 602 columns and 800 nonzeros Model has 200 quadratic constraints Presolve time: 0.00s Presolved: 400 rows, 602 columns, 800 nonzeros Presolved model has 200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.000e+02 Factor NZ : 1.403e+03 Factor Ops : 5.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.72435842e+05 0.00000000e+00 2.84e-14 5.69e-01 2.95e+02 0s 1 3.51921082e+04 8.36874937e+03 2.03e-09 4.87e-05 4.47e+01 0s 2 2.84183169e+04 2.32176295e+04 1.27e-08 6.84e-06 8.67e+00 0s 3 2.59832696e+04 2.54600804e+04 5.38e-10 1.01e-06 8.72e-01 0s 4 2.56657945e+04 2.56182443e+04 2.30e-11 1.66e-07 7.93e-02 0s 5 2.56482544e+04 2.56417948e+04 1.98e-12 2.64e-08 1.08e-02 0s 6 2.56465175e+04 2.56444504e+04 3.55e-13 1.01e-08 3.45e-03 0s 7 2.56463092e+04 2.56459312e+04 1.78e-13 1.08e-09 6.30e-04 0s 8 2.56461552e+04 2.56459851e+04 5.68e-14 7.19e-10 2.83e-04 0s 9 2.56461292e+04 2.56460641e+04 5.26e-10 1.53e-10 1.09e-04 0s 10 2.56461044e+04 2.56460982e+04 2.51e-09 1.87e-10 1.03e-05 0s Barrier solved model in 10 iterations and 0.01 seconds Optimal objective 2.56461044e+04