Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:13:44 2013 Optimize a model with 172000 rows, 258002 columns and 344000 nonzeros Model has 86000 quadratic constraints Presolve time: 0.56s Presolved: 172000 rows, 258002 columns, 344000 nonzeros Presolved model has 86000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+05 Factor NZ : 6.020e+05 (roughly 180 MBytes of memory) Factor Ops : 2.150e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.24603115e+07 0.00000000e+00 2.21e-11 5.02e-01 2.90e+02 1s 1 1.48410256e+07 3.08208425e+06 2.78e-07 4.54e-05 4.56e+01 1s 2 1.11639811e+07 8.90504519e+06 4.01e-08 2.71e-06 8.76e+00 2s 3 1.02939765e+07 9.83264906e+06 9.02e-09 3.28e-07 1.79e+00 2s 4 1.00259671e+07 9.96974402e+06 1.20e-09 1.89e-08 2.18e-01 3s 5 9.98285406e+06 9.97611869e+06 5.10e-11 7.11e-09 2.61e-02 3s 6 9.98103159e+06 9.98045986e+06 1.18e-11 3.16e-11 2.22e-03 3s 7 9.98063712e+06 9.98048488e+06 3.24e-12 7.05e-12 5.90e-04 4s 8 9.98053150e+06 9.98048609e+06 1.25e-12 4.18e-12 1.76e-04 4s 9 9.98050609e+06 9.98048621e+06 3.10e-12 6.74e-12 7.71e-05 4s 10 9.98049971e+06 9.98048637e+06 2.17e-12 4.76e-12 5.17e-05 5s 11 9.98049692e+06 9.98048639e+06 2.10e-12 4.75e-12 4.08e-05 5s 12 9.98049389e+06 9.98048644e+06 1.53e-12 1.44e-12 2.88e-05 5s Barrier solved model in 12 iterations and 5.39 seconds Optimal objective 9.98049389e+06