Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:09 2013 Optimize a model with 1060 rows, 1592 columns and 2120 nonzeros Model has 530 quadratic constraints Presolve time: 0.00s Presolved: 1060 rows, 1592 columns, 2120 nonzeros Presolved model has 530 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.590e+03 Factor NZ : 3.713e+03 (roughly 1 MByte of memory) Factor Ops : 1.326e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.52785270e+05 0.00000000e+00 4.26e-14 5.01e-01 2.94e+02 0s 1 9.30299761e+04 1.94530581e+04 4.10e-09 5.15e-05 4.63e+01 0s 2 7.35696841e+04 5.53868909e+04 2.33e-08 7.23e-06 1.14e+01 0s 3 6.41847116e+04 6.22764858e+04 8.47e-09 1.43e-06 1.20e+00 0s 4 6.26893957e+04 6.26196776e+04 2.15e-10 2.68e-08 4.38e-02 0s 5 6.26536836e+04 6.26427228e+04 9.75e-12 7.47e-09 6.89e-03 0s 6 6.26524448e+04 6.26471222e+04 3.58e-12 3.78e-09 3.35e-03 0s 7 6.26517072e+04 6.26499361e+04 7.11e-14 1.42e-09 1.11e-03 0s 8 6.26516604e+04 6.26515703e+04 9.61e-10 5.20e-09 5.67e-05 0s 9 6.26516349e+04 6.26516243e+04 3.91e-09 2.31e-09 6.65e-06 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 6.26516349e+04