Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:45:22 2013 Optimize a model with 190000 rows, 285002 columns and 380000 nonzeros Model has 95000 quadratic constraints Presolve time: 0.22s Presolved: 190000 rows, 285002 columns, 380000 nonzeros Presolved model has 95000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.850e+05 Factor NZ : 6.650e+05 (roughly 200 MBytes of memory) Factor Ops : 2.375e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.97074159e+07 0.00000000e+00 2.18e-11 5.01e-01 2.89e+02 1s 1 1.63218039e+07 3.39736435e+06 3.76e-06 4.49e-05 4.53e+01 1s 2 1.22854549e+07 9.81521552e+06 5.40e-07 2.65e-06 8.67e+00 1s 3 1.13286769e+07 1.08298362e+07 1.19e-07 3.21e-07 1.75e+00 2s 4 1.10136524e+07 1.09816911e+07 5.51e-09 1.46e-08 1.12e-01 2s 5 1.09918130e+07 1.09911012e+07 1.57e-10 1.40e-11 2.50e-03 3s 6 1.09912773e+07 1.09911472e+07 2.82e-11 1.57e-11 4.56e-04 3s 7 1.09911929e+07 1.09911626e+07 7.22e-12 4.86e-12 1.06e-04 4s 8 1.09911715e+07 1.09911646e+07 2.13e-12 2.25e-11 2.41e-05 4s Barrier solved model in 8 iterations and 3.88 seconds Optimal objective 1.09911715e+07