Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:33:13 2013 Optimize a model with 92000 rows, 138002 columns and 184000 nonzeros Model has 46000 quadratic constraints Presolve time: 0.10s Presolved: 92000 rows, 138002 columns, 184000 nonzeros Presolved model has 46000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.380e+05 Factor NZ : 3.220e+05 (roughly 100 MBytes of memory) Factor Ops : 1.150e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.94542046e+07 0.00000000e+00 3.27e-12 5.02e-01 2.95e+02 0s 1 7.97023522e+06 1.62296284e+06 9.69e-07 4.72e-05 4.60e+01 0s 2 5.98209347e+06 4.74739685e+06 1.41e-07 2.93e-06 8.95e+00 1s 3 5.51120360e+06 5.25713770e+06 3.19e-08 3.59e-07 1.84e+00 1s 4 5.36896325e+06 5.32117111e+06 4.96e-09 7.62e-08 3.46e-01 1s 5 5.34029584e+06 5.33116409e+06 3.39e-11 3.43e-08 6.62e-02 1s 6 5.33989627e+06 5.33963298e+06 1.02e-11 3.72e-10 1.91e-03 1s 7 5.33973163e+06 5.33971930e+06 3.20e-13 2.43e-11 8.94e-05 2s 8 5.33972798e+06 5.33972590e+06 1.78e-13 3.59e-12 1.51e-05 2s Barrier solved model in 8 iterations and 1.83 seconds Optimal objective 5.33972798e+06