Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:55:10 2013 Optimize a model with 162000 rows, 243002 columns and 324000 nonzeros Model has 81000 quadratic constraints Presolve time: 0.20s Presolved: 162000 rows, 243002 columns, 324000 nonzeros Presolved model has 81000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.430e+05 Factor NZ : 5.670e+05 (roughly 170 MBytes of memory) Factor Ops : 2.025e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.82427570e+07 0.00000000e+00 1.86e-11 4.99e-01 2.90e+02 0s 1 1.39377545e+07 2.89438417e+06 6.35e-07 4.54e-05 4.54e+01 1s 2 1.04999786e+07 8.38636567e+06 9.14e-08 2.69e-06 8.70e+00 1s 3 9.65932951e+06 9.25541156e+06 2.00e-08 3.22e-07 1.66e+00 2s 4 9.44549111e+06 9.35742167e+06 3.62e-09 7.85e-08 3.62e-01 2s 5 9.39646097e+06 9.38612524e+06 2.50e-10 1.29e-08 4.25e-02 2s 6 9.39400553e+06 9.39232392e+06 1.01e-10 1.13e-11 6.92e-03 3s 7 9.39264553e+06 9.39232577e+06 1.89e-11 2.84e-12 1.32e-03 3s 8 9.39246911e+06 9.39233035e+06 7.96e-12 3.64e-12 5.71e-04 3s 9 9.39236149e+06 9.39233722e+06 1.33e-12 4.77e-12 9.99e-05 4s 10 9.39234340e+06 9.39233923e+06 3.13e-13 9.35e-12 1.71e-05 4s Barrier solved model in 10 iterations and 4.03 seconds Optimal objective 9.39234340e+06