Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:51 2013 Optimize a model with 7000 rows, 10502 columns and 14000 nonzeros Model has 3500 quadratic constraints Presolve time: 0.01s Presolved: 7000 rows, 10502 columns, 14000 nonzeros Presolved model has 3500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+04 Factor NZ : 2.450e+04 (roughly 7 MBytes of memory) Factor Ops : 8.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.02538204e+06 0.00000000e+00 4.26e-14 4.85e-01 2.98e+02 0s 1 6.02205167e+05 1.19821094e+05 2.41e-08 4.90e-05 4.59e+01 0s 2 4.50996701e+05 3.56182995e+05 7.05e-09 6.22e-06 9.03e+00 0s 3 4.12094618e+05 3.97445302e+05 5.96e-09 8.61e-07 1.40e+00 0s 4 4.02446055e+05 4.01703340e+05 1.34e-09 1.73e-08 7.07e-02 0s 5 4.01870137e+05 4.01846905e+05 1.46e-10 2.98e-09 2.21e-03 0s 6 4.01856405e+05 4.01852522e+05 2.04e-10 8.98e-11 3.70e-04 0s 7 4.01853758e+05 4.01852636e+05 1.20e-09 3.84e-10 1.07e-04 0s 8 4.01853328e+05 4.01852679e+05 7.20e-10 4.95e-11 6.18e-05 0s 9 4.01852872e+05 4.01852705e+05 1.64e-10 1.91e-10 1.59e-05 0s Barrier solved model in 9 iterations and 0.14 seconds Optimal objective 4.01852872e+05