Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:05 2013 Optimize a model with 1900 rows, 2852 columns and 3800 nonzeros Model has 950 quadratic constraints Presolve time: 0.00s Presolved: 1900 rows, 2852 columns, 3800 nonzeros Presolved model has 950 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.850e+03 Factor NZ : 6.653e+03 (roughly 2 MBytes of memory) Factor Ops : 2.376e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.37974300e+05 0.00000000e+00 2.84e-14 5.18e-01 3.03e+02 0s 1 1.64329459e+05 3.32037335e+04 1.40e-08 4.90e-05 4.60e+01 0s 2 1.29741086e+05 9.89267379e+04 3.36e-08 7.95e-06 1.08e+01 0s 3 1.13678621e+05 1.11020563e+05 2.18e-08 1.38e-06 9.33e-01 0s 4 1.11307313e+05 1.11212227e+05 7.11e-10 2.37e-08 3.34e-02 0s 5 1.11240687e+05 1.11226275e+05 9.18e-11 5.22e-09 5.06e-03 0s 6 1.11231861e+05 1.11228244e+05 1.08e-11 2.78e-09 1.27e-03 0s 7 1.11231163e+05 1.11229665e+05 1.54e-09 8.13e-10 5.26e-04 0s 8 1.11230702e+05 1.11230579e+05 1.82e-09 2.58e-09 4.32e-05 0s 9 1.11230659e+05 1.11230605e+05 4.94e-10 1.46e-09 1.90e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.11230659e+05