Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:04 2013 Optimize a model with 5400 rows, 8102 columns and 10800 nonzeros Model has 2700 quadratic constraints Presolve time: 0.01s Presolved: 5400 rows, 8102 columns, 10800 nonzeros Presolved model has 2700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.890e+04 (roughly 6 MBytes of memory) Factor Ops : 6.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.37180811e+06 0.00000000e+00 4.26e-14 5.18e-01 3.02e+02 0s 1 4.70239981e+05 9.52672141e+04 4.53e-08 4.94e-05 4.63e+01 0s 2 3.55433058e+05 2.80916871e+05 5.71e-09 6.55e-06 9.20e+00 0s 3 3.24156303e+05 3.11973726e+05 9.12e-09 1.10e-06 1.50e+00 0s 4 3.17234684e+05 3.16511632e+05 1.37e-09 1.16e-07 8.93e-02 0s 5 3.17045772e+05 3.16988597e+05 2.35e-10 3.90e-09 7.06e-03 0s 6 3.17009301e+05 3.17005796e+05 1.81e-11 7.58e-11 4.33e-04 0s 7 3.17006865e+05 3.17006223e+05 4.86e-09 6.24e-10 7.93e-05 0s 8 3.17006452e+05 3.17006249e+05 1.53e-09 1.71e-13 2.50e-05 0s Barrier solved model in 8 iterations and 0.10 seconds Optimal objective 3.17006452e+05