Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:40:46 2013 Optimize a model with 188000 rows, 282002 columns and 376000 nonzeros Model has 94000 quadratic constraints Presolve time: 0.22s Presolved: 188000 rows, 282002 columns, 376000 nonzeros Presolved model has 94000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.820e+05 Factor NZ : 6.580e+05 (roughly 200 MBytes of memory) Factor Ops : 2.350e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.87836836e+07 0.00000000e+00 2.31e-11 5.00e-01 2.89e+02 1s 1 1.61404235e+07 3.37332739e+06 4.04e-07 4.49e-05 4.53e+01 1s 2 1.21713288e+07 9.73825605e+06 5.79e-08 2.63e-06 8.63e+00 1s 3 1.12019900e+07 1.07369876e+07 1.27e-08 3.15e-07 1.65e+00 2s 4 1.09459558e+07 1.08553696e+07 1.91e-09 7.41e-08 3.21e-01 2s 5 1.08984225e+07 1.08917859e+07 1.48e-10 3.55e-09 2.35e-02 3s 6 1.08954559e+07 1.08939926e+07 4.75e-11 8.34e-11 5.19e-03 3s 7 1.08941522e+07 1.08940504e+07 2.89e-12 1.00e-12 3.61e-04 3s 8 1.08940942e+07 1.08940537e+07 1.35e-12 2.40e-12 1.44e-04 4s 9 1.08940771e+07 1.08940545e+07 1.19e-12 3.12e-12 8.02e-05 4s 10 1.08940747e+07 1.08940549e+07 2.13e-12 2.79e-12 7.05e-05 5s 11 1.08940655e+07 1.08940550e+07 1.28e-12 4.68e-12 3.74e-05 5s Barrier solved model in 11 iterations and 5.14 seconds Optimal objective 1.08940655e+07