Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:51 2013 Optimize a model with 1740 rows, 2612 columns and 3480 nonzeros Model has 870 quadratic constraints Presolve time: 0.00s Presolved: 1740 rows, 2612 columns, 3480 nonzeros Presolved model has 870 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.610e+03 Factor NZ : 6.093e+03 (roughly 2 MBytes of memory) Factor Ops : 2.176e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.46222254e+05 0.00000000e+00 2.84e-14 5.16e-01 2.95e+02 0s 1 1.50068437e+05 3.20811718e+04 1.21e-08 4.93e-05 4.52e+01 0s 2 1.15731933e+05 9.20683577e+04 1.42e-10 6.89e-06 9.07e+00 0s 3 1.05706361e+05 1.02164907e+05 5.60e-09 1.19e-06 1.36e+00 0s 4 1.03483394e+05 1.03144201e+05 5.42e-10 2.87e-07 1.30e-01 0s 5 1.03459887e+05 1.03340459e+05 5.54e-10 1.02e-07 4.58e-02 0s 6 1.03394981e+05 1.03390375e+05 2.85e-10 7.97e-09 1.76e-03 0s 7 1.03394505e+05 1.03394069e+05 3.82e-10 1.08e-08 1.67e-04 0s 8 1.03394277e+05 1.03394232e+05 9.49e-11 5.82e-09 1.74e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.03394277e+05