Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:47:59 2013 Optimize a model with 156000 rows, 234002 columns and 312000 nonzeros Model has 78000 quadratic constraints Presolve time: 0.18s Presolved: 156000 rows, 234002 columns, 312000 nonzeros Presolved model has 78000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.340e+05 Factor NZ : 5.460e+05 (roughly 160 MBytes of memory) Factor Ops : 1.950e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.58990039e+07 0.00000000e+00 7.28e-12 5.01e-01 2.91e+02 0s 1 1.34403498e+07 2.78600361e+06 5.05e-07 4.55e-05 4.55e+01 1s 2 1.01226959e+07 8.08418921e+06 7.25e-08 2.69e-06 8.71e+00 1s 3 9.31234543e+06 8.91928319e+06 1.60e-08 3.26e-07 1.68e+00 2s 4 9.08471913e+06 9.01893030e+06 1.66e-09 7.95e-08 2.81e-01 2s 5 9.05611275e+06 9.05248866e+06 1.59e-10 7.50e-10 1.55e-02 2s 6 9.05371505e+06 9.05294599e+06 3.78e-11 1.78e-11 3.29e-03 3s 7 9.05305768e+06 9.05296294e+06 4.36e-12 9.70e-12 4.05e-04 3s 8 9.05300385e+06 9.05296688e+06 1.80e-12 4.89e-12 1.58e-04 3s 9 9.05298696e+06 9.05296767e+06 1.85e-12 2.27e-12 8.24e-05 4s 10 9.05297972e+06 9.05296791e+06 1.31e-12 5.04e-12 5.05e-05 4s 11 9.05297589e+06 9.05296899e+06 8.38e-13 5.80e-12 2.95e-05 4s Barrier solved model in 11 iterations and 4.33 seconds Optimal objective 9.05297589e+06