Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:15:42 2013 Optimize a model with 134000 rows, 201002 columns and 268000 nonzeros Model has 67000 quadratic constraints Presolve time: 0.16s Presolved: 134000 rows, 201002 columns, 268000 nonzeros Presolved model has 67000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+05 Factor NZ : 4.690e+05 (roughly 140 MBytes of memory) Factor Ops : 1.675e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.69138057e+07 0.00000000e+00 1.16e-11 5.02e-01 2.93e+02 0s 1 1.15672609e+07 2.36894318e+06 1.02e-06 4.62e-05 4.58e+01 1s 2 8.67659720e+06 6.90604267e+06 1.47e-07 2.76e-06 8.81e+00 1s 3 7.97572152e+06 7.63831127e+06 3.21e-08 3.30e-07 1.68e+00 1s 4 7.80395650e+06 7.72271238e+06 7.18e-09 8.37e-08 4.04e-01 2s 5 7.75683266e+06 7.72913346e+06 3.82e-10 6.55e-08 1.38e-01 2s 6 7.75399013e+06 7.74500607e+06 7.26e-11 2.23e-08 4.47e-02 2s 7 7.75350702e+06 7.75315625e+06 2.51e-11 2.43e-10 1.75e-03 2s 8 7.75327320e+06 7.75323335e+06 2.58e-12 3.81e-11 1.98e-04 3s 9 7.75325752e+06 7.75324667e+06 1.04e-12 5.36e-12 5.40e-05 3s 10 7.75325250e+06 7.75324779e+06 7.53e-13 3.32e-12 2.35e-05 3s Barrier solved model in 10 iterations and 3.28 seconds Optimal objective 7.75325250e+06