Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:37:52 2013 Optimize a model with 98000 rows, 147002 columns and 196000 nonzeros Model has 49000 quadratic constraints Presolve time: 0.11s Presolved: 98000 rows, 147002 columns, 196000 nonzeros Presolved model has 49000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.470e+05 Factor NZ : 3.430e+05 (roughly 100 MBytes of memory) Factor Ops : 1.225e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.19988018e+07 0.00000000e+00 6.25e-12 5.04e-01 2.95e+02 0s 1 8.50650182e+06 1.73211127e+06 6.96e-07 4.68e-05 4.61e+01 0s 2 6.37676081e+06 5.06676085e+06 1.00e-07 2.84e-06 8.91e+00 1s 3 5.86016029e+06 5.60828302e+06 2.20e-08 3.45e-07 1.71e+00 1s 4 5.71639710e+06 5.67308272e+06 2.45e-09 8.36e-08 2.95e-01 1s 5 5.69651478e+06 5.69465574e+06 1.68e-10 7.65e-10 1.26e-02 1s 6 5.69505213e+06 5.69495689e+06 9.42e-12 1.87e-11 6.48e-04 2s 7 5.69498829e+06 5.69496726e+06 2.34e-12 4.82e-12 1.43e-04 2s 8 5.69497297e+06 5.69496787e+06 1.17e-12 4.63e-12 3.47e-05 2s Barrier solved model in 8 iterations and 1.94 seconds Optimal objective 5.69497297e+06