Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:59:03 2013 Optimize a model with 164000 rows, 246002 columns and 328000 nonzeros Model has 82000 quadratic constraints Presolve time: 0.19s Presolved: 164000 rows, 246002 columns, 328000 nonzeros Presolved model has 82000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.460e+05 Factor NZ : 5.740e+05 (roughly 170 MBytes of memory) Factor Ops : 2.050e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.92097441e+07 0.00000000e+00 1.04e-11 5.02e-01 2.91e+02 0s 1 1.41292904e+07 2.92036566e+06 3.21e-06 4.55e-05 4.56e+01 1s 2 1.06195149e+07 8.46788847e+06 4.62e-07 2.71e-06 8.75e+00 1s 3 9.78823680e+06 9.35275368e+06 1.02e-07 3.30e-07 1.77e+00 2s 4 9.52705386e+06 9.48614750e+06 9.32e-09 1.51e-08 1.66e-01 2s 5 9.49523052e+06 9.49433783e+06 1.99e-10 1.12e-10 3.63e-03 2s 6 9.49460887e+06 9.49447335e+06 3.36e-11 1.08e-11 5.51e-04 3s 7 9.49451616e+06 9.49448164e+06 8.71e-12 4.56e-12 1.40e-04 3s 8 9.49449959e+06 9.49448475e+06 4.12e-12 4.63e-12 6.03e-05 3s 9 9.49449435e+06 9.49448583e+06 2.76e-12 1.15e-11 3.47e-05 4s Barrier solved model in 9 iterations and 3.77 seconds Optimal objective 9.49449435e+06