Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:03:59 2013 Optimize a model with 166000 rows, 249002 columns and 332000 nonzeros Model has 83000 quadratic constraints Presolve time: 0.20s Presolved: 166000 rows, 249002 columns, 332000 nonzeros Presolved model has 83000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+05 Factor NZ : 5.810e+05 (roughly 170 MBytes of memory) Factor Ops : 2.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.99742870e+07 0.00000000e+00 1.88e-11 5.01e-01 2.90e+02 0s 1 1.42903947e+07 2.96944742e+06 1.43e-06 4.53e-05 4.55e+01 1s 2 1.07692284e+07 8.60435236e+06 2.06e-07 2.67e-06 8.69e+00 1s 3 9.90888109e+06 9.49030250e+06 4.56e-08 3.25e-07 1.68e+00 2s 4 9.67151499e+06 9.59689734e+06 5.63e-09 7.75e-08 3.00e-01 2s 5 9.63621743e+06 9.63174620e+06 5.33e-10 6.87e-10 1.80e-02 2s 6 9.63245809e+06 9.63229153e+06 2.00e-11 2.55e-11 6.69e-04 3s 7 9.63234892e+06 9.63231492e+06 4.61e-12 1.02e-11 1.37e-04 3s 8 9.63232459e+06 9.63231614e+06 1.69e-12 4.77e-12 3.39e-05 3s Barrier solved model in 8 iterations and 3.39 seconds Optimal objective 9.63232459e+06