Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:50 2013 Optimize a model with 7000 rows, 10502 columns and 14000 nonzeros Model has 3500 quadratic constraints Presolve time: 0.01s Presolved: 7000 rows, 10502 columns, 14000 nonzeros Presolved model has 3500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+04 Factor NZ : 2.450e+04 (roughly 7 MBytes of memory) Factor Ops : 8.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.04684088e+06 0.00000000e+00 4.26e-14 4.92e-01 3.00e+02 0s 1 5.98350008e+05 1.20848754e+05 3.64e-08 4.95e-05 4.55e+01 0s 2 4.53026309e+05 3.60645579e+05 2.23e-08 6.05e-06 8.80e+00 0s 3 4.16786813e+05 4.00032523e+05 9.68e-09 9.09e-07 1.60e+00 0s 4 4.06921060e+05 4.03633548e+05 1.37e-09 2.59e-07 3.13e-01 0s 5 4.05810632e+05 4.04223350e+05 4.78e-10 1.60e-07 1.51e-01 0s 6 4.05356516e+05 4.05152737e+05 1.27e-10 5.26e-09 1.94e-02 0s 7 4.05210970e+05 4.05184591e+05 1.85e-11 2.49e-10 2.51e-03 0s 8 4.05196234e+05 4.05186527e+05 2.80e-10 2.99e-10 9.24e-04 0s 9 4.05191138e+05 4.05186725e+05 1.26e-10 4.97e-12 4.20e-04 0s 10 4.05189582e+05 4.05186825e+05 7.99e-11 3.43e-13 2.63e-04 0s 11 4.05189047e+05 4.05186898e+05 6.37e-11 1.80e-13 2.05e-04 0s 12 4.05188656e+05 4.05186901e+05 5.18e-11 2.00e-13 1.67e-04 0s 13 4.05188203e+05 4.05186954e+05 3.70e-11 9.65e-13 1.19e-04 0s 14 4.05187881e+05 4.05187008e+05 2.65e-11 8.10e-13 8.32e-05 0s 15 4.05187818e+05 4.05187049e+05 2.44e-11 4.01e-13 7.32e-05 0s 16 4.05187626e+05 4.05187068e+05 1.76e-11 1.02e-11 5.31e-05 0s 17 4.05187426e+05 4.05187118e+05 1.01e-11 1.16e-11 2.94e-05 0s Barrier solved model in 17 iterations and 0.27 seconds Optimal objective 4.05187426e+05