Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:10:55 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 5.50677218e+07 0.00000000e+00 1.03e-11 4.97e-01 2.92e+02 0s 1 1.12036535e+07 2.28782514e+06 1.18e-06 4.63e-05 4.57e+01 1s 2 8.39554906e+06 6.66559955e+06 1.71e-07 2.83e-06 8.87e+00 1s 3 7.73084700e+06 7.37906999e+06 3.81e-08 3.41e-07 1.80e+00 1s 4 7.53203026e+06 7.46664652e+06 6.04e-09 7.38e-08 3.35e-01 2s 5 7.49694142e+06 7.48491041e+06 6.07e-10 2.18e-08 6.17e-02 2s 6 7.49494187e+06 7.49213717e+06 3.15e-10 1.63e-09 1.44e-02 2s 7 7.49313884e+06 7.49268729e+06 5.28e-11 1.74e-10 2.32e-03 2s 8 7.49294391e+06 7.49275206e+06 2.55e-11 1.50e-11 9.84e-04 3s 9 7.49284635e+06 7.49275885e+06 1.19e-11 2.50e-12 4.49e-04 3s 10 7.49277442e+06 7.49275960e+06 2.01e-12 8.57e-12 7.60e-05 3s 11 7.49276717e+06 7.49275969e+06 1.22e-12 7.44e-12 3.83e-05 4s Barrier solved model in 11 iterations and 3.51 seconds Optimal objective 7.49276717e+06