Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:17:34 2013 Optimize a model with 174000 rows, 261002 columns and 348000 nonzeros Model has 87000 quadratic constraints Presolve time: 0.21s Presolved: 174000 rows, 261002 columns, 348000 nonzeros Presolved model has 87000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.610e+05 Factor NZ : 6.090e+05 (roughly 180 MBytes of memory) Factor Ops : 2.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.32131285e+07 0.00000000e+00 1.88e-11 5.01e-01 2.90e+02 1s 1 1.49702121e+07 3.11652294e+06 1.75e-06 4.52e-05 4.54e+01 1s 2 1.12831503e+07 9.01903431e+06 2.52e-07 2.66e-06 8.67e+00 1s 3 1.03847149e+07 9.94488447e+06 5.60e-08 3.25e-07 1.69e+00 2s 4 1.01316348e+07 1.00579747e+07 6.24e-09 7.46e-08 2.82e-01 2s 5 1.00980654e+07 1.00934020e+07 6.70e-10 6.22e-10 1.79e-02 3s 6 1.00940472e+07 1.00938513e+07 2.65e-11 4.79e-11 7.51e-04 3s 7 1.00939435e+07 1.00938843e+07 9.41e-12 5.55e-12 2.27e-04 3s 8 1.00938994e+07 1.00938853e+07 2.84e-12 7.61e-12 5.41e-05 4s 9 1.00938922e+07 1.00938859e+07 1.58e-12 6.78e-12 2.42e-05 4s Barrier solved model in 9 iterations and 3.95 seconds Optimal objective 1.00938922e+07