Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:23 2013 Optimize a model with 24000 rows, 36002 columns and 48000 nonzeros Model has 12000 quadratic constraints Presolve time: 0.03s Presolved: 24000 rows, 36002 columns, 48000 nonzeros Presolved model has 12000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+04 Factor NZ : 8.400e+04 (roughly 25 MBytes of memory) Factor Ops : 3.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.03565017e+07 0.00000000e+00 2.27e-13 4.97e-01 2.97e+02 0s 1 2.08026497e+06 4.17984001e+05 1.55e-07 4.87e-05 4.62e+01 0s 2 1.55974702e+06 1.23468452e+06 3.38e-08 3.03e-06 9.03e+00 0s 3 1.42973561e+06 1.36877799e+06 7.00e-09 3.75e-07 1.69e+00 0s 4 1.39640990e+06 1.38353590e+06 9.42e-10 1.17e-07 3.58e-01 0s 5 1.39218475e+06 1.38866896e+06 2.31e-10 3.24e-08 9.77e-02 0s 6 1.39140860e+06 1.39058990e+06 1.08e-10 2.08e-09 2.27e-02 0s 7 1.39076373e+06 1.39071769e+06 5.07e-12 9.98e-11 1.28e-03 0s 8 1.39074835e+06 1.39072377e+06 3.05e-12 2.00e-11 6.83e-04 0s 9 1.39073939e+06 1.39072431e+06 1.85e-12 1.40e-11 4.19e-04 1s 10 1.39073077e+06 1.39072516e+06 7.18e-13 3.81e-12 1.56e-04 1s 11 1.39072761e+06 1.39072559e+06 3.27e-13 4.24e-13 5.61e-05 1s 12 1.39072708e+06 1.39072564e+06 2.07e-12 2.19e-13 4.00e-05 1s 13 1.39072673e+06 1.39072566e+06 3.54e-12 1.55e-12 2.97e-05 1s Barrier solved model in 13 iterations and 0.71 seconds Optimal objective 1.39072673e+06