Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:45 2013 Optimize a model with 380 rows, 572 columns and 760 nonzeros Model has 190 quadratic constraints Presolve time: 0.00s Presolved: 380 rows, 572 columns, 760 nonzeros Presolved model has 190 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.700e+02 Factor NZ : 1.333e+03 Factor Ops : 4.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.52394089e+05 0.00000000e+00 2.84e-14 3.94e-01 2.75e+02 0s 1 3.07905055e+04 6.98530107e+03 3.23e-09 5.09e-05 4.18e+01 0s 2 2.52499083e+04 1.97878228e+04 6.32e-09 9.60e-06 9.58e+00 0s 3 2.23789497e+04 2.17145116e+04 3.16e-09 1.80e-06 1.17e+00 0s 4 2.19489132e+04 2.19278382e+04 2.55e-10 1.49e-07 3.70e-02 0s 5 2.19385419e+04 2.19338533e+04 1.50e-11 5.83e-08 8.23e-03 0s 6 2.19379961e+04 2.19356765e+04 4.02e-12 3.12e-08 4.07e-03 0s 7 2.19377750e+04 2.19376825e+04 4.83e-10 8.53e-09 1.62e-04 0s 8 2.19377582e+04 2.19377436e+04 5.68e-14 1.51e-09 2.56e-05 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 2.19377582e+04