Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:31 2013 Optimize a model with 6400 rows, 9602 columns and 12800 nonzeros Model has 3200 quadratic constraints Presolve time: 0.01s Presolved: 6400 rows, 9602 columns, 12800 nonzeros Presolved model has 3200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+03 Factor NZ : 2.240e+04 (roughly 7 MBytes of memory) Factor Ops : 8.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.76716717e+06 0.00000000e+00 4.26e-14 4.91e-01 2.98e+02 0s 1 5.49906785e+05 1.10856113e+05 3.43e-08 4.98e-05 4.57e+01 0s 2 4.13646142e+05 3.27734707e+05 2.77e-08 6.28e-06 8.95e+00 0s 3 3.81305371e+05 3.64313569e+05 1.50e-08 9.30e-07 1.77e+00 0s 4 3.69410646e+05 3.69140454e+05 2.05e-09 4.67e-08 2.81e-02 0s 5 3.69222092e+05 3.69205521e+05 3.68e-10 3.65e-09 1.73e-03 0s 6 3.69208770e+05 3.69206273e+05 1.03e-09 4.78e-10 2.60e-04 0s 7 3.69206775e+05 3.69206373e+05 8.02e-10 7.74e-10 4.19e-05 0s 8 3.69206493e+05 3.69206408e+05 1.59e-10 7.70e-13 8.88e-06 0s Barrier solved model in 8 iterations and 0.12 seconds Optimal objective 3.69206493e+05