Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:39 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 4.32471962e+06 0.00000000e+00 8.53e-14 4.93e-01 2.98e+02 0s 1 8.57490736e+05 1.74251657e+05 6.24e-08 4.92e-05 4.55e+01 0s 2 6.49942062e+05 5.17921048e+05 1.80e-08 3.65e-06 8.80e+00 0s 3 5.99025742e+05 5.73505066e+05 3.65e-09 4.32e-07 1.70e+00 0s 4 5.81316008e+05 5.80104058e+05 4.97e-14 4.45e-08 8.08e-02 0s 5 5.80966676e+05 5.80952764e+05 9.18e-11 3.65e-09 9.28e-04 0s 6 5.80956209e+05 5.80954569e+05 3.10e-10 1.01e-09 1.09e-04 0s 7 5.80955047e+05 5.80954610e+05 7.99e-11 1.48e-10 2.91e-05 0s Barrier solved model in 7 iterations and 0.16 seconds Optimal objective 5.80955047e+05