Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:45:14 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 4.52386825e+07 0.00000000e+00 5.67e-12 4.99e-01 2.94e+02 0s 1 9.16823388e+06 1.87319830e+06 9.23e-07 4.67e-05 4.59e+01 0s 2 6.87620019e+06 5.46459013e+06 1.34e-07 2.85e-06 8.88e+00 1s 3 6.32056671e+06 6.04845938e+06 3.83e-08 4.21e-07 1.71e+00 1s 4 6.17445073e+06 6.11787735e+06 6.52e-09 9.92e-08 3.56e-01 1s 5 6.14401998e+06 6.13924843e+06 6.10e-10 4.88e-09 3.00e-02 1s 6 6.14160059e+06 6.14062860e+06 1.74e-10 9.36e-12 6.11e-03 2s 7 6.14077382e+06 6.14063091e+06 2.46e-11 3.52e-12 8.99e-04 2s 8 6.14068581e+06 6.14063554e+06 8.75e-12 7.54e-12 3.16e-04 2s 9 6.14064735e+06 6.14063605e+06 1.78e-12 1.19e-11 7.10e-05 2s 10 6.14064055e+06 6.14063733e+06 5.68e-13 8.68e-12 2.02e-05 3s Barrier solved model in 10 iterations and 2.55 seconds Optimal objective 6.14064055e+06