Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:32 2013 Optimize a model with 6400 rows, 9602 columns and 12800 nonzeros Model has 3200 quadratic constraints Presolve time: 0.01s Presolved: 6400 rows, 9602 columns, 12800 nonzeros Presolved model has 3200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+03 Factor NZ : 2.240e+04 (roughly 7 MBytes of memory) Factor Ops : 8.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.78152803e+06 0.00000000e+00 3.55e-14 4.93e-01 2.99e+02 0s 1 5.51357058e+05 1.09664265e+05 9.97e-08 4.93e-05 4.60e+01 0s 2 4.13044733e+05 3.25603308e+05 4.54e-08 6.39e-06 9.11e+00 0s 3 3.78274565e+05 3.63583663e+05 6.31e-09 8.40e-07 1.53e+00 0s 4 3.68306965e+05 3.67652706e+05 8.10e-11 8.20e-08 6.82e-02 0s 5 3.68127022e+05 3.68094429e+05 5.44e-11 2.51e-09 3.40e-03 0s 6 3.68099746e+05 3.68096363e+05 1.46e-10 3.56e-09 3.52e-04 0s 7 3.68096973e+05 3.68096490e+05 1.05e-09 3.41e-10 5.03e-05 0s 8 3.68096591e+05 3.68096508e+05 1.81e-10 2.85e-12 8.69e-06 0s Barrier solved model in 8 iterations and 0.11 seconds Optimal objective 3.68096591e+05