Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:05:13 2013 Optimize a model with 42000 rows, 63002 columns and 84000 nonzeros Model has 21000 quadratic constraints Presolve time: 0.04s Presolved: 42000 rows, 63002 columns, 84000 nonzeros Presolved model has 21000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.300e+04 Factor NZ : 1.470e+05 (roughly 40 MBytes of memory) Factor Ops : 5.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.81446508e+07 0.00000000e+00 1.01e-12 4.98e-01 2.98e+02 0s 1 3.63579991e+06 7.25371928e+05 2.16e-07 4.84e-05 4.62e+01 0s 2 2.71541585e+06 2.14896940e+06 3.10e-08 2.97e-06 8.99e+00 0s 3 2.49368090e+06 2.38408408e+06 6.88e-09 3.58e-07 1.74e+00 0s 4 2.43679892e+06 2.41535604e+06 1.43e-09 5.48e-08 3.40e-01 0s 5 2.42372338e+06 2.41698687e+06 1.85e-10 3.97e-08 1.07e-01 1s 6 2.42196733e+06 2.41959139e+06 3.42e-11 1.69e-08 3.77e-02 1s 7 2.42169902e+06 2.42148012e+06 1.28e-11 4.91e-10 3.47e-03 1s 8 2.42155547e+06 2.42153363e+06 1.32e-12 3.22e-11 3.47e-04 1s 9 2.42154445e+06 2.42153764e+06 5.97e-13 2.43e-12 1.08e-04 1s 10 2.42154085e+06 2.42153781e+06 1.36e-12 1.54e-12 4.82e-05 1s 11 2.42154006e+06 2.42153788e+06 1.96e-12 1.88e-12 3.47e-05 1s Barrier solved model in 11 iterations and 1.08 seconds Optimal objective 2.42154006e+06