Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:47:32 2013 Optimize a model with 8400 rows, 12602 columns and 16800 nonzeros Model has 4200 quadratic constraints Presolve time: 0.01s Presolved: 8400 rows, 12602 columns, 16800 nonzeros Presolved model has 4200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.260e+04 Factor NZ : 2.940e+04 (roughly 9 MBytes of memory) Factor Ops : 1.050e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.62401615e+06 0.00000000e+00 6.39e-14 4.81e-01 2.97e+02 0s 1 7.23156810e+05 1.44770022e+05 5.48e-08 4.95e-05 4.59e+01 0s 2 5.40796787e+05 4.26672461e+05 6.82e-08 6.34e-06 9.06e+00 0s 3 4.97934208e+05 4.75028667e+05 9.84e-09 9.73e-07 1.82e+00 0s 4 4.82415176e+05 4.81016136e+05 4.97e-14 1.30e-07 1.11e-01 0s 5 4.82093574e+05 4.82065811e+05 1.81e-10 1.32e-09 2.20e-03 0s 6 4.82070171e+05 4.82067449e+05 4.14e-10 5.02e-10 2.16e-04 0s 7 4.82068059e+05 4.82067577e+05 7.35e-11 4.84e-13 3.83e-05 0s Barrier solved model in 7 iterations and 0.13 seconds Optimal objective 4.82068059e+05