Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:11:07 2013 Optimize a model with 58000 rows, 87002 columns and 116000 nonzeros Model has 29000 quadratic constraints Presolve time: 0.06s Presolved: 58000 rows, 87002 columns, 116000 nonzeros Presolved model has 29000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+04 Factor NZ : 2.030e+05 (roughly 60 MBytes of memory) Factor Ops : 7.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.51197345e+07 0.00000000e+00 2.58e-12 5.06e-01 2.98e+02 0s 1 5.06006798e+06 1.01658275e+06 1.33e-07 4.81e-05 4.65e+01 0s 2 3.78658773e+06 2.99641378e+06 1.93e-08 2.98e-06 9.08e+00 0s 3 3.48946507e+06 3.32368667e+06 4.20e-09 3.60e-07 1.91e+00 1s 4 3.38102232e+06 3.36903390e+06 9.48e-11 4.05e-08 1.38e-01 1s 5 3.37600791e+06 3.37577208e+06 3.99e-12 3.77e-11 2.71e-03 1s 6 3.37582156e+06 3.37578945e+06 7.74e-13 1.92e-12 3.69e-04 1s 7 3.37580351e+06 3.37579084e+06 4.69e-13 1.74e-12 1.46e-04 1s 8 3.37579709e+06 3.37579147e+06 5.61e-13 8.94e-13 6.46e-05 1s 9 3.37579523e+06 3.37579189e+06 8.67e-13 1.33e-12 3.84e-05 1s Barrier solved model in 9 iterations and 1.30 seconds Optimal objective 3.37579523e+06