Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:04 2013 Optimize a model with 960 rows, 1442 columns and 1920 nonzeros Model has 480 quadratic constraints Presolve time: 0.00s Presolved: 960 rows, 1442 columns, 1920 nonzeros Presolved model has 480 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.440e+03 Factor NZ : 3.363e+03 Factor Ops : 1.200e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.95464117e+05 0.00000000e+00 2.84e-14 4.45e-01 2.84e+02 0s 1 7.82668016e+04 1.63264971e+04 2.74e-09 4.91e-05 4.30e+01 0s 2 5.94678420e+04 4.74840585e+04 9.88e-09 8.71e-06 8.32e+00 0s 3 5.43259210e+04 5.28134892e+04 5.74e-09 1.64e-06 1.05e+00 0s 4 5.34987864e+04 5.34170391e+04 2.97e-10 8.26e-08 5.68e-02 0s 5 5.34564004e+04 5.34423513e+04 5.26e-11 1.26e-08 9.76e-03 0s 6 5.34476712e+04 5.34456960e+04 3.44e-12 3.47e-09 1.37e-03 0s 7 5.34470537e+04 5.34466479e+04 4.23e-09 6.10e-10 2.82e-04 0s 8 5.34470198e+04 5.34469732e+04 1.91e-09 1.59e-10 3.24e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 5.34470198e+04