Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:35:10 2013 Optimize a model with 94000 rows, 141002 columns and 188000 nonzeros Model has 47000 quadratic constraints Presolve time: 0.10s Presolved: 94000 rows, 141002 columns, 188000 nonzeros Presolved model has 47000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+05 Factor NZ : 3.290e+05 (roughly 100 MBytes of memory) Factor Ops : 1.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.02809616e+07 0.00000000e+00 3.65e-12 5.02e-01 2.95e+02 0s 1 8.13024722e+06 1.65910252e+06 4.78e-07 4.69e-05 4.59e+01 0s 2 6.11148241e+06 4.86306376e+06 6.89e-08 2.83e-06 8.85e+00 1s 3 5.63212362e+06 5.37557682e+06 1.55e-08 3.49e-07 1.82e+00 1s 4 5.48813131e+06 5.43989948e+06 2.28e-09 7.59e-08 3.42e-01 1s 5 5.45996981e+06 5.45568969e+06 3.45e-11 1.31e-08 3.04e-02 1s 6 5.45950816e+06 5.45924443e+06 1.18e-11 8.91e-11 1.87e-03 1s 7 5.45934893e+06 5.45926774e+06 4.01e-12 1.02e-11 5.76e-04 2s 8 5.45928754e+06 5.45927036e+06 9.31e-13 1.31e-12 1.22e-04 2s 9 5.45927841e+06 5.45927061e+06 7.18e-13 9.71e-13 5.54e-05 2s 10 5.45927638e+06 5.45927076e+06 7.32e-13 3.13e-12 3.98e-05 2s 11 5.45927507e+06 5.45927077e+06 2.42e-12 2.23e-12 3.05e-05 2s Barrier solved model in 11 iterations and 2.49 seconds Optimal objective 5.45927507e+06