Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:51:31 2013 Optimize a model with 112000 rows, 168002 columns and 224000 nonzeros Model has 56000 quadratic constraints Presolve time: 0.12s Presolved: 112000 rows, 168002 columns, 224000 nonzeros Presolved model has 56000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.680e+05 Factor NZ : 3.920e+05 (roughly 120 MBytes of memory) Factor Ops : 1.400e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.77039577e+07 0.00000000e+00 6.05e-12 5.00e-01 2.93e+02 0s 1 9.67228693e+06 1.97613731e+06 5.96e-07 4.66e-05 4.58e+01 0s 2 7.25839257e+06 5.77567640e+06 8.57e-08 2.79e-06 8.83e+00 1s 3 6.67352903e+06 6.38496323e+06 1.91e-08 3.41e-07 1.72e+00 1s 4 6.52546960e+06 6.45584041e+06 3.89e-09 9.14e-08 4.14e-01 1s 5 6.48632047e+06 6.47337813e+06 2.31e-10 3.19e-08 7.70e-02 2s 6 6.48457796e+06 6.48327930e+06 9.61e-11 1.67e-10 7.73e-03 2s 7 6.48337865e+06 6.48333649e+06 2.03e-12 3.35e-12 2.51e-04 2s 8 6.48335782e+06 6.48333851e+06 1.18e-12 5.25e-13 1.15e-04 2s 9 6.48334563e+06 6.48333883e+06 7.96e-13 3.96e-12 4.05e-05 2s 10 6.48334285e+06 6.48333902e+06 1.19e-12 3.62e-12 2.28e-05 3s Barrier solved model in 10 iterations and 2.70 seconds Optimal objective 6.48334285e+06