Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:47:22 2013 Optimize a model with 8000 rows, 12002 columns and 16000 nonzeros Model has 4000 quadratic constraints Presolve time: 0.01s Presolved: 8000 rows, 12002 columns, 16000 nonzeros Presolved model has 4000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.200e+04 Factor NZ : 2.800e+04 (roughly 8 MBytes of memory) Factor Ops : 1.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.48200593e+06 0.00000000e+00 5.68e-14 5.01e-01 3.00e+02 0s 1 6.90053543e+05 1.39906374e+05 3.82e-08 4.91e-05 4.58e+01 0s 2 5.22691595e+05 4.16073748e+05 3.11e-08 3.67e-06 8.88e+00 0s 3 4.79927428e+05 4.60086751e+05 8.23e-09 6.29e-07 1.65e+00 0s 4 4.67374009e+05 4.65622022e+05 6.39e-14 1.19e-07 1.46e-01 0s 5 4.67028507e+05 4.67011764e+05 2.03e-10 2.34e-09 1.40e-03 0s 6 4.67016986e+05 4.67014755e+05 1.28e-10 3.48e-09 1.86e-04 0s 7 4.67015157e+05 4.67014827e+05 1.71e-11 7.73e-10 2.75e-05 0s Barrier solved model in 7 iterations and 0.13 seconds Optimal objective 4.67015157e+05