Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:54:48 2013 Optimize a model with 16400 rows, 24602 columns and 32800 nonzeros Model has 8200 quadratic constraints Presolve time: 0.02s Presolved: 16400 rows, 24602 columns, 32800 nonzeros Presolved model has 8200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.460e+04 Factor NZ : 5.740e+04 (roughly 17 MBytes of memory) Factor Ops : 2.050e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.13600844e+06 0.00000000e+00 1.71e-13 5.06e-01 3.00e+02 0s 1 1.43309856e+06 2.86239839e+05 9.03e-08 4.87e-05 4.66e+01 0s 2 1.06974478e+06 8.44445960e+05 3.76e-08 3.09e-06 9.16e+00 0s 3 9.83163052e+05 9.37664394e+05 9.54e-09 4.81e-07 1.85e+00 0s 4 9.56046733e+05 9.50219339e+05 5.63e-10 8.40e-08 2.37e-01 0s 5 9.53285854e+05 9.53091781e+05 9.69e-12 3.84e-09 7.89e-03 0s 6 9.53240430e+05 9.53232630e+05 7.53e-13 9.68e-11 3.17e-04 0s 7 9.53237326e+05 9.53236339e+05 9.68e-10 3.81e-10 4.01e-05 0s 8 9.53236857e+05 9.53236448e+05 4.21e-10 7.28e-11 1.66e-05 0s Barrier solved model in 8 iterations and 0.31 seconds Optimal objective 9.53236857e+05