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 1.58113884e+05 0.00000000e+00 2.84e-14 3.83e-01 2.73e+02 0s 1 3.17598720e+04 6.79462877e+03 7.25e-09 5.10e-05 4.16e+01 0s 2 2.54422324e+04 1.93996153e+04 3.68e-09 7.36e-06 1.01e+01 0s 3 2.24432464e+04 2.17943373e+04 1.26e-09 9.21e-07 1.08e+00 0s 4 2.19124534e+04 2.18755293e+04 1.01e-10 1.95e-07 6.15e-02 0s 5 2.19038855e+04 2.18981962e+04 2.22e-11 2.37e-08 9.48e-03 0s 6 2.19023287e+04 2.19003891e+04 8.26e-12 7.24e-09 3.23e-03 0s 7 2.19014968e+04 2.19007414e+04 1.19e-12 4.58e-09 1.26e-03 0s 8 2.19014340e+04 2.19011624e+04 2.93e-09 1.24e-09 4.53e-04 0s 9 2.19013666e+04 2.19013296e+04 4.24e-10 1.87e-10 6.16e-05 0s 10 2.19013544e+04 2.19013371e+04 1.10e-10 7.35e-10 2.87e-05 0s Barrier solved model in 10 iterations and 0.01 seconds Optimal objective 2.19013544e+04