Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:25:20 2013 Optimize a model with 82000 rows, 123002 columns and 164000 nonzeros Model has 41000 quadratic constraints Presolve time: 0.09s Presolved: 82000 rows, 123002 columns, 164000 nonzeros Presolved model has 41000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.230e+05 Factor NZ : 2.870e+05 (roughly 80 MBytes of memory) Factor Ops : 1.025e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.52497473e+07 0.00000000e+00 2.27e-12 5.04e-01 2.96e+02 0s 1 7.09798134e+06 1.44562088e+06 5.06e-07 4.72e-05 4.60e+01 0s 2 5.33441259e+06 4.24125592e+06 7.31e-08 2.88e-06 8.89e+00 1s 3 4.90277234e+06 4.69405799e+06 1.59e-08 3.51e-07 1.70e+00 1s 4 4.79353348e+06 4.75375073e+06 2.87e-09 5.81e-08 3.23e-01 1s 5 4.76796189e+06 4.76387277e+06 1.32e-10 1.11e-08 3.32e-02 1s 6 4.76715293e+06 4.76650396e+06 5.83e-11 2.42e-11 5.28e-03 1s 7 4.76680549e+06 4.76650724e+06 2.66e-11 9.05e-12 2.42e-03 1s 8 4.76655842e+06 4.76651246e+06 4.16e-12 1.05e-12 3.74e-04 2s 9 4.76652082e+06 4.76651273e+06 8.53e-13 3.83e-12 6.58e-05 2s 10 4.76651613e+06 4.76651352e+06 3.41e-13 4.64e-12 2.12e-05 2s Barrier solved model in 10 iterations and 1.98 seconds Optimal objective 4.76651613e+06