Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:45:59 2013 Optimize a model with 106000 rows, 159002 columns and 212000 nonzeros Model has 53000 quadratic constraints Presolve time: 0.12s Presolved: 106000 rows, 159002 columns, 212000 nonzeros Presolved model has 53000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.590e+05 Factor NZ : 3.710e+05 (roughly 100 MBytes of memory) Factor Ops : 1.325e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.52423233e+07 0.00000000e+00 7.02e-12 5.00e-01 2.94e+02 0s 1 9.14656215e+06 1.86643409e+06 3.83e-07 4.66e-05 4.58e+01 0s 2 6.86676335e+06 5.46275367e+06 5.51e-08 2.81e-06 8.83e+00 1s 3 6.31156932e+06 6.04345796e+06 1.20e-08 3.36e-07 1.69e+00 1s 4 6.16616256e+06 6.10974590e+06 1.88e-09 8.81e-08 3.55e-01 1s 5 6.13653557e+06 6.13290236e+06 8.28e-11 6.09e-09 2.29e-02 1s 6 6.13545033e+06 6.13471097e+06 2.74e-11 6.03e-10 4.65e-03 2s 7 6.13495574e+06 6.13490400e+06 1.95e-12 2.34e-11 3.25e-04 2s 8 6.13492957e+06 6.13491293e+06 8.10e-13 3.62e-12 1.05e-04 2s 9 6.13492463e+06 6.13491295e+06 2.16e-12 8.49e-13 7.35e-05 2s 10 6.13491928e+06 6.13491299e+06 1.14e-12 2.13e-12 3.95e-05 3s 11 6.13491639e+06 6.13491333e+06 5.83e-13 1.36e-12 1.92e-05 3s Barrier solved model in 11 iterations and 2.82 seconds Optimal objective 6.13491639e+06