Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:13:52 2013 Optimize a model with 64000 rows, 96002 columns and 128000 nonzeros Model has 32000 quadratic constraints Presolve time: 0.07s Presolved: 64000 rows, 96002 columns, 128000 nonzeros Presolved model has 32000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+04 Factor NZ : 2.240e+05 (roughly 70 MBytes of memory) Factor Ops : 8.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.74526871e+07 0.00000000e+00 1.41e-12 5.02e-01 2.96e+02 0s 1 5.55438417e+06 1.12976669e+06 3.82e-07 4.75e-05 4.61e+01 0s 2 4.16693231e+06 3.30626380e+06 5.54e-08 2.94e-06 8.97e+00 0s 3 3.82775455e+06 3.66195440e+06 1.21e-08 3.60e-07 1.73e+00 1s 4 3.74002975e+06 3.70819307e+06 2.01e-09 6.70e-08 3.32e-01 1s 5 3.72552041e+06 3.71703876e+06 5.71e-10 1.41e-08 8.84e-02 1s 6 3.72239541e+06 3.71956603e+06 2.69e-10 3.24e-12 2.95e-02 1s 7 3.71962802e+06 3.71958437e+06 3.50e-12 1.65e-12 4.55e-04 1s 8 3.71960006e+06 3.71958725e+06 1.17e-12 2.94e-12 1.33e-04 1s 9 3.71959224e+06 3.71958794e+06 8.67e-13 5.59e-12 4.47e-05 1s 10 3.71958877e+06 3.71958804e+06 2.42e-13 2.98e-12 7.53e-06 2s Barrier solved model in 10 iterations and 1.55 seconds Optimal objective 3.71958877e+06