Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:06 2013 Optimize a model with 1900 rows, 2852 columns and 3800 nonzeros Model has 950 quadratic constraints Presolve time: 0.00s Presolved: 1900 rows, 2852 columns, 3800 nonzeros Presolved model has 950 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.850e+03 Factor NZ : 6.653e+03 (roughly 2 MBytes of memory) Factor Ops : 2.376e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.18890399e+05 0.00000000e+00 2.84e-14 4.81e-01 2.97e+02 0s 1 1.62942548e+05 3.27152941e+04 2.16e-08 5.06e-05 4.57e+01 0s 2 1.22326262e+05 9.68125685e+04 2.71e-08 6.44e-06 8.95e+00 0s 3 1.11656578e+05 1.07469213e+05 8.54e-09 1.01e-06 1.47e+00 0s 4 1.09182071e+05 1.09039712e+05 2.38e-09 9.26e-08 5.00e-02 0s 5 1.09113363e+05 1.09104101e+05 2.42e-10 2.02e-09 3.25e-03 0s 6 1.09106164e+05 1.09105572e+05 8.43e-10 7.68e-09 2.08e-04 0s 7 1.09105822e+05 1.09105671e+05 2.36e-09 1.45e-09 5.27e-05 0s 8 1.09105726e+05 1.09105688e+05 4.50e-10 5.44e-10 1.32e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.09105726e+05