Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:15:09 2013 Optimize a model with 174000 rows, 261002 columns and 348000 nonzeros Model has 87000 quadratic constraints Presolve time: 0.20s Presolved: 174000 rows, 261002 columns, 348000 nonzeros Presolved model has 87000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.610e+05 Factor NZ : 6.090e+05 (roughly 180 MBytes of memory) Factor Ops : 2.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.31089554e+07 0.00000000e+00 8.88e-12 4.99e-01 2.90e+02 1s 1 1.49574301e+07 3.11547468e+06 9.87e-07 4.52e-05 4.54e+01 1s 2 1.12719439e+07 9.00936592e+06 1.42e-07 2.66e-06 8.67e+00 1s 3 1.03723392e+07 9.93881898e+06 3.11e-08 3.20e-07 1.66e+00 2s 4 1.01421966e+07 1.00493163e+07 5.62e-09 7.49e-08 3.56e-01 2s 5 1.00901529e+07 1.00804365e+07 4.33e-10 9.12e-09 3.72e-02 3s 6 1.00871519e+07 1.00852970e+07 1.65e-10 6.61e-12 7.11e-03 3s 7 1.00856270e+07 1.00853038e+07 2.85e-11 3.76e-12 1.24e-03 3s 8 1.00854600e+07 1.00853082e+07 1.36e-11 1.09e-12 5.81e-04 4s 9 1.00853388e+07 1.00853096e+07 2.44e-12 2.31e-12 1.12e-04 4s 10 1.00853188e+07 1.00853119e+07 5.97e-13 4.67e-13 2.67e-05 4s Barrier solved model in 10 iterations and 4.28 seconds Optimal objective 1.00853188e+07