Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:48 2013 Optimize a model with 14600 rows, 21902 columns and 29200 nonzeros Model has 7300 quadratic constraints Presolve time: 0.02s Presolved: 14600 rows, 21902 columns, 29200 nonzeros Presolved model has 7300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+04 Factor NZ : 5.110e+04 (roughly 15 MBytes of memory) Factor Ops : 1.825e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.33916399e+06 0.00000000e+00 1.56e-13 5.02e-01 2.99e+02 0s 1 1.26520983e+06 2.54938670e+05 8.23e-08 4.91e-05 4.61e+01 0s 2 9.50424134e+05 7.51763541e+05 5.24e-08 5.89e-06 9.07e+00 0s 3 8.71796766e+05 8.31472751e+05 1.21e-08 7.75e-07 1.84e+00 0s 4 8.50606836e+05 8.42811537e+05 1.37e-09 2.22e-07 3.56e-01 0s 5 8.47807618e+05 8.43839896e+05 3.47e-11 1.74e-07 1.81e-01 0s 6 8.47648981e+05 8.47550210e+05 1.05e-12 4.27e-09 4.51e-03 0s 7 8.47642679e+05 8.47632430e+05 1.99e-13 4.15e-10 4.68e-04 0s 8 8.47641617e+05 8.47638984e+05 9.24e-14 9.52e-11 1.20e-04 0s 9 8.47641210e+05 8.47639863e+05 5.68e-14 5.00e-11 6.15e-05 0s 10 8.47641062e+05 8.47640527e+05 4.97e-14 1.23e-11 2.44e-05 0s Barrier solved model in 10 iterations and 0.33 seconds Optimal objective 8.47641062e+05