Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:23 2013 Optimize a model with 1320 rows, 1982 columns and 2640 nonzeros Model has 660 quadratic constraints Presolve time: 0.00s Presolved: 1320 rows, 1982 columns, 2640 nonzeros Presolved model has 660 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.980e+03 Factor NZ : 4.623e+03 (roughly 1 MByte of memory) Factor Ops : 1.650e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.39854751e+05 0.00000000e+00 4.26e-14 4.64e-01 2.82e+02 0s 1 1.09274096e+05 2.36342551e+04 3.08e-09 4.86e-05 4.33e+01 0s 2 8.37201272e+04 6.73691052e+04 1.14e-08 8.49e-06 8.26e+00 0s 3 7.65272493e+04 7.45231997e+04 2.35e-09 1.66e-06 1.01e+00 0s 4 7.54449432e+04 7.52498001e+04 9.60e-11 2.82e-07 9.86e-02 0s 5 7.53974906e+04 7.53301441e+04 1.99e-12 1.26e-07 3.40e-02 0s 6 7.53960901e+04 7.53695849e+04 9.81e-13 4.86e-08 1.34e-02 0s 7 7.53946069e+04 7.53843110e+04 2.84e-14 1.95e-08 5.20e-03 0s 8 7.53942865e+04 7.53927383e+04 1.42e-14 2.60e-09 7.82e-04 0s 9 7.53940442e+04 7.53935871e+04 1.42e-14 7.17e-10 2.31e-04 0s 10 7.53939514e+04 7.53938049e+04 1.42e-14 1.40e-10 7.40e-05 0s 11 7.53938812e+04 7.53938138e+04 2.20e-13 1.16e-10 3.41e-05 0s Barrier solved model in 11 iterations and 0.04 seconds Optimal objective 7.53938812e+04