Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:13:58 2013 Optimize a model with 64000 rows, 96002 columns and 128000 nonzeros Model has 32000 quadratic constraints Presolve time: 0.07s Presolved: 64000 rows, 96002 columns, 128000 nonzeros Presolved model has 32000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+04 Factor NZ : 2.240e+05 (roughly 70 MBytes of memory) Factor Ops : 8.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.75923583e+07 0.00000000e+00 2.49e-12 5.01e-01 2.97e+02 0s 1 5.57131018e+06 1.12213206e+06 8.53e-08 4.78e-05 4.63e+01 0s 2 4.15757840e+06 3.28940389e+06 3.80e-08 3.33e-06 9.04e+00 0s 3 3.82377434e+06 3.65011976e+06 8.22e-09 4.01e-07 1.81e+00 1s 4 3.72239629e+06 3.70435129e+06 8.92e-10 1.62e-08 1.88e-01 1s 5 3.70778572e+06 3.70741621e+06 1.95e-11 1.05e-12 3.85e-03 1s 6 3.70750295e+06 3.70744553e+06 3.18e-12 9.39e-13 5.98e-04 1s 7 3.70746355e+06 3.70744891e+06 9.66e-13 1.53e-12 1.52e-04 1s 8 3.70745607e+06 3.70745028e+06 5.61e-13 1.51e-12 6.04e-05 1s 9 3.70745337e+06 3.70745089e+06 2.63e-13 1.98e-12 2.59e-05 1s Barrier solved model in 9 iterations and 1.42 seconds Optimal objective 3.70745337e+06