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 1.67758811e+05 0.00000000e+00 2.84e-14 4.51e-01 2.90e+02 0s 1 3.18303369e+04 6.83266885e+03 5.64e-09 5.18e-05 4.17e+01 0s 2 2.51125022e+04 2.05332322e+04 3.37e-09 1.22e-05 7.63e+00 0s 3 2.31316448e+04 2.22848279e+04 1.99e-09 3.88e-06 1.41e+00 0s 4 2.26061914e+04 2.25907815e+04 9.37e-10 1.12e-08 2.57e-02 0s 5 2.26016083e+04 2.25994969e+04 2.90e-10 7.96e-09 3.52e-03 0s 6 2.25996211e+04 2.25995308e+04 1.14e-11 1.53e-09 1.51e-04 0s 7 2.25995983e+04 2.25995438e+04 3.56e-10 2.28e-09 9.07e-05 0s 8 2.25995595e+04 2.25995481e+04 2.72e-09 1.57e-09 1.91e-05 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 2.25995595e+04