Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:50 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 2.44595418e+05 0.00000000e+00 2.84e-14 4.58e-01 2.82e+02 0s 1 5.07820151e+04 1.07390238e+04 3.66e-09 5.38e-05 4.45e+01 0s 2 3.83333175e+04 2.98074604e+04 9.76e-09 8.57e-06 9.47e+00 0s 3 3.45538050e+04 3.37753110e+04 5.45e-10 7.54e-07 8.65e-01 0s 4 3.39602530e+04 3.39256902e+04 5.09e-10 1.06e-07 3.84e-02 0s 5 3.39548253e+04 3.39508694e+04 2.15e-10 2.99e-09 4.40e-03 0s 6 3.39518691e+04 3.39509971e+04 4.51e-11 9.93e-10 9.69e-04 0s 7 3.39515888e+04 3.39510334e+04 2.89e-11 2.09e-10 6.17e-04 0s 8 3.39513925e+04 3.39510524e+04 1.77e-11 9.87e-11 3.78e-04 0s 9 3.39512369e+04 3.39510748e+04 8.25e-12 2.71e-11 1.80e-04 0s 10 3.39511830e+04 3.39510880e+04 4.90e-12 1.45e-11 1.05e-04 0s 11 3.39511381e+04 3.39511114e+04 1.38e-12 6.65e-13 2.96e-05 0s Barrier solved model in 11 iterations and 0.02 seconds Optimal objective 3.39511381e+04