Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:09 2013 Optimize a model with 1960 rows, 2942 columns and 3920 nonzeros Model has 980 quadratic constraints Presolve time: 0.00s Presolved: 1960 rows, 2942 columns, 3920 nonzeros Presolved model has 980 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.940e+03 Factor NZ : 6.863e+03 (roughly 2 MBytes of memory) Factor Ops : 2.450e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.56835782e+05 0.00000000e+00 2.84e-14 5.20e-01 3.01e+02 0s 1 1.70981116e+05 3.59880057e+04 5.37e-09 4.94e-05 4.59e+01 0s 2 1.31449478e+05 1.04391599e+05 1.01e-08 6.86e-06 9.20e+00 0s 3 1.20322977e+05 1.16048937e+05 2.66e-09 1.13e-06 1.45e+00 0s 4 1.17513659e+05 1.17245714e+05 8.54e-10 1.56e-07 9.11e-02 0s 5 1.17358407e+05 1.17353010e+05 2.03e-11 1.01e-09 1.84e-03 0s 6 1.17354938e+05 1.17354058e+05 3.64e-10 1.60e-09 2.99e-04 0s 7 1.17354441e+05 1.17354166e+05 1.29e-09 3.52e-10 9.37e-05 0s 8 1.17354274e+05 1.17354196e+05 3.50e-10 5.53e-11 2.66e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.17354274e+05