Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:00:15 2013 Optimize a model with 120000 rows, 180002 columns and 240000 nonzeros Model has 60000 quadratic constraints Presolve time: 0.14s Presolved: 120000 rows, 180002 columns, 240000 nonzeros Presolved model has 60000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.800e+05 Factor NZ : 4.200e+05 (roughly 120 MBytes of memory) Factor Ops : 1.500e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.11206446e+07 0.00000000e+00 5.97e-12 5.01e-01 2.93e+02 0s 1 1.03573489e+07 2.12954928e+06 7.87e-07 4.63e-05 4.57e+01 0s 2 7.79838929e+06 6.21707785e+06 1.13e-07 2.77e-06 8.79e+00 1s 3 7.18938271e+06 6.86556125e+06 2.55e-08 3.39e-07 1.80e+00 1s 4 7.00808966e+06 6.94719172e+06 3.88e-09 7.05e-08 3.38e-01 1s 5 6.97139834e+06 6.96629044e+06 5.86e-11 1.17e-08 2.84e-02 2s 6 6.97077729e+06 6.97041410e+06 1.89e-11 1.81e-10 2.02e-03 2s 7 6.97060278e+06 6.97048007e+06 7.63e-12 1.01e-11 6.82e-04 2s 8 6.97052814e+06 6.97048013e+06 3.09e-12 8.96e-12 2.67e-04 2s 9 6.97049519e+06 6.97048184e+06 8.67e-13 5.02e-12 7.42e-05 3s 10 6.97048813e+06 6.97048233e+06 5.40e-13 5.43e-12 3.22e-05 3s Barrier solved model in 10 iterations and 2.91 seconds Optimal objective 6.97048813e+06