Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:42 2013 Optimize a model with 180 rows, 272 columns and 360 nonzeros Model has 90 quadratic constraints Presolve time: 0.00s Presolved: 180 rows, 272 columns, 360 nonzeros Presolved model has 90 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.427e+04 Factor Ops : 1.412e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.26111870e+04 0.00000000e+00 1.85e-13 3.84e-01 2.78e+02 0s 1 1.41202171e+04 3.15861987e+03 3.30e-09 5.43e-05 4.06e+01 0s 2 1.11613150e+04 9.08671791e+03 7.40e-09 1.44e-05 7.68e+00 0s 3 1.01528165e+04 9.91212535e+03 8.52e-10 2.62e-06 8.91e-01 0s 4 1.00297677e+04 1.00229404e+04 5.71e-10 4.33e-07 2.53e-02 0s 5 1.00276356e+04 1.00272365e+04 4.16e-11 3.44e-08 1.48e-03 0s 6 1.00274519e+04 1.00274455e+04 6.67e-10 1.09e-08 2.37e-05 0s Barrier solved model in 6 iterations and 0.01 seconds Optimal objective 1.00274519e+04