Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:15 2013 Optimize a model with 9400 rows, 14102 columns and 18800 nonzeros Model has 4700 quadratic constraints Presolve time: 0.01s Presolved: 9400 rows, 14102 columns, 18800 nonzeros Presolved model has 4700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+04 Factor NZ : 3.290e+04 (roughly 10 MBytes of memory) Factor Ops : 1.175e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.07446896e+06 0.00000000e+00 8.53e-14 4.87e-01 2.99e+02 0s 1 7.98934218e+05 1.61596086e+05 2.26e-08 4.91e-05 4.52e+01 0s 2 6.05684318e+05 4.82373589e+05 5.80e-08 3.38e-06 8.75e+00 0s 3 5.58016403e+05 5.33191548e+05 1.56e-08 5.13e-07 1.76e+00 0s 4 5.42892693e+05 5.39813807e+05 7.75e-10 1.09e-07 2.18e-01 0s 5 5.41790618e+05 5.41499148e+05 1.69e-11 1.43e-08 2.07e-02 0s 6 5.41768879e+05 5.41760442e+05 4.58e-12 1.44e-11 5.98e-04 0s 7 5.41763207e+05 5.41760753e+05 1.80e-12 7.11e-13 1.74e-04 0s 8 5.41761601e+05 5.41760778e+05 1.24e-12 6.07e-13 5.84e-05 0s 9 5.41761158e+05 5.41760791e+05 6.54e-13 1.24e-12 2.60e-05 0s Barrier solved model in 9 iterations and 0.20 seconds Optimal objective 5.41761158e+05