Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:12:24 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 5.52128049e+07 0.00000000e+00 6.22e-12 5.00e-01 2.93e+02 0s 1 1.12214834e+07 2.30198608e+06 7.28e-07 4.60e-05 4.57e+01 1s 2 8.42299646e+06 6.70833027e+06 1.04e-07 2.75e-06 8.79e+00 1s 3 7.74322216e+06 7.41648817e+06 2.27e-08 3.28e-07 1.68e+00 1s 4 7.56207618e+06 7.49816374e+06 3.17e-09 8.35e-08 3.28e-01 2s 5 7.52962028e+06 7.52653804e+06 1.42e-10 2.94e-09 1.58e-02 2s 6 7.52808857e+06 7.52774267e+06 1.89e-11 2.42e-10 1.77e-03 2s 7 7.52789567e+06 7.52784820e+06 3.18e-12 1.64e-11 2.43e-04 2s 8 7.52786975e+06 7.52785529e+06 1.19e-12 8.91e-12 7.41e-05 3s 9 7.52786093e+06 7.52785555e+06 1.04e-12 3.51e-12 2.76e-05 3s Barrier solved model in 9 iterations and 2.96 seconds Optimal objective 7.52786093e+06