Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:33 2013 Optimize a model with 10000 rows, 15002 columns and 20000 nonzeros Model has 5000 quadratic constraints Presolve time: 0.01s Presolved: 10000 rows, 15002 columns, 20000 nonzeros Presolved model has 5000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.500e+04 Factor NZ : 3.500e+04 (roughly 10 MBytes of memory) Factor Ops : 1.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.35358722e+06 0.00000000e+00 8.53e-14 5.05e-01 3.00e+02 0s 1 8.65671434e+05 1.74663430e+05 2.61e-08 4.88e-05 4.61e+01 0s 2 6.52170269e+05 5.16354113e+05 4.14e-08 3.88e-06 9.05e+00 0s 3 6.00790325e+05 5.72011892e+05 7.92e-09 5.03e-07 1.92e+00 0s 4 5.82096600e+05 5.81508556e+05 6.39e-14 9.21e-13 3.92e-02 0s 5 5.81673675e+05 5.81633989e+05 2.84e-14 3.20e-13 2.65e-03 0s 6 5.81641688e+05 5.81635278e+05 1.67e-10 5.01e-10 4.27e-04 0s 7 5.81637102e+05 5.81635573e+05 4.05e-11 3.20e-13 1.02e-04 0s 8 5.81636158e+05 5.81635698e+05 1.21e-11 2.35e-12 3.06e-05 0s Barrier solved model in 8 iterations and 0.18 seconds Optimal objective 5.81636158e+05