Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:44 2013 Optimize a model with 320 rows, 482 columns and 640 nonzeros Model has 160 quadratic constraints Presolve time: 0.00s Presolved: 320 rows, 482 columns, 640 nonzeros Presolved model has 160 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.800e+02 Factor NZ : 1.123e+03 Factor Ops : 4.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.35403122e+05 0.00000000e+00 2.84e-14 5.70e-01 2.92e+02 0s 1 2.66353360e+04 5.52535624e+03 2.74e-09 4.80e-05 4.40e+01 0s 2 2.02308424e+04 1.62196501e+04 8.36e-10 8.15e-06 8.36e+00 0s 3 1.85062016e+04 1.80160878e+04 2.04e-09 1.48e-06 1.02e+00 0s 4 1.82302095e+04 1.82057274e+04 1.06e-10 5.97e-08 5.10e-02 0s 5 1.82147570e+04 1.82123150e+04 1.20e-11 3.11e-09 5.09e-03 0s 6 1.82129122e+04 1.82125336e+04 9.38e-13 1.45e-09 7.89e-04 0s 7 1.82127623e+04 1.82127157e+04 2.35e-09 2.56e-10 9.71e-05 0s 8 1.82127455e+04 1.82127361e+04 3.94e-10 5.16e-11 1.95e-05 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 1.82127455e+04