Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:19:04 2013 Optimize a model with 136000 rows, 204002 columns and 272000 nonzeros Model has 68000 quadratic constraints Presolve time: 0.15s Presolved: 136000 rows, 204002 columns, 272000 nonzeros Presolved model has 68000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.040e+05 Factor NZ : 4.760e+05 (roughly 140 MBytes of memory) Factor Ops : 1.700e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.76132393e+07 0.00000000e+00 1.08e-11 4.98e-01 2.92e+02 0s 1 1.17354005e+07 2.41279753e+06 3.53e-06 4.61e-05 4.57e+01 1s 2 8.80750741e+06 7.00717408e+06 5.11e-07 2.79e-06 8.83e+00 1s 3 8.11131677e+06 7.74859313e+06 1.01e-07 4.42e-07 1.78e+00 1s 4 7.89633955e+06 7.86099298e+06 9.81e-09 1.80e-08 1.73e-01 2s 5 7.86878366e+06 7.86662980e+06 3.55e-10 1.92e-09 1.06e-02 2s 6 7.86781979e+06 7.86743423e+06 7.85e-11 2.35e-10 1.89e-03 2s 7 7.86758245e+06 7.86754642e+06 8.81e-12 5.85e-12 1.77e-04 2s 8 7.86756734e+06 7.86754953e+06 4.87e-12 1.07e-12 8.73e-05 3s 9 7.86755621e+06 7.86754985e+06 2.11e-12 2.60e-12 3.12e-05 3s Barrier solved model in 9 iterations and 3.05 seconds Optimal objective 7.86755621e+06