Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:11:25 2013 Optimize a model with 130000 rows, 195002 columns and 260000 nonzeros Model has 65000 quadratic constraints Presolve time: 0.15s Presolved: 130000 rows, 195002 columns, 260000 nonzeros Presolved model has 65000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.950e+05 Factor NZ : 4.550e+05 (roughly 130 MBytes of memory) Factor Ops : 1.625e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.51892423e+07 0.00000000e+00 1.03e-11 4.99e-01 2.92e+02 0s 1 1.12331896e+07 2.30408351e+06 1.57e-06 4.62e-05 4.58e+01 1s 2 8.42336135e+06 6.69768174e+06 2.28e-07 2.80e-06 8.85e+00 1s 3 7.75614666e+06 7.40930769e+06 4.97e-08 3.40e-07 1.78e+00 1s 4 7.55050258e+06 7.51674879e+06 4.83e-09 1.40e-08 1.73e-01 2s 5 7.52419894e+06 7.52223050e+06 1.69e-10 1.37e-09 1.01e-02 2s 6 7.52330977e+06 7.52295594e+06 3.72e-11 1.70e-10 1.81e-03 2s 7 7.52309122e+06 7.52305809e+06 4.18e-12 1.05e-11 1.70e-04 2s 8 7.52307782e+06 7.52306104e+06 2.47e-12 4.17e-12 8.60e-05 3s 9 7.52306780e+06 7.52306132e+06 1.38e-12 1.15e-11 3.32e-05 3s Barrier solved model in 9 iterations and 2.92 seconds Optimal objective 7.52306780e+06