Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:20:54 2013 Optimize a model with 138000 rows, 207002 columns and 276000 nonzeros Model has 69000 quadratic constraints Presolve time: 0.16s Presolved: 138000 rows, 207002 columns, 276000 nonzeros Presolved model has 69000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.070e+05 Factor NZ : 4.830e+05 (roughly 140 MBytes of memory) Factor Ops : 1.725e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.85682419e+07 0.00000000e+00 5.44e-12 5.02e-01 2.92e+02 0s 1 1.19103142e+07 2.44190087e+06 1.55e-06 4.61e-05 4.57e+01 1s 2 8.93559703e+06 7.11387446e+06 1.67e-07 3.08e-06 8.80e+00 1s 3 8.21501946e+06 7.86702411e+06 3.66e-08 3.69e-07 1.68e+00 1s 4 8.04007288e+06 7.95435063e+06 8.32e-09 9.18e-08 4.14e-01 2s 5 7.98966864e+06 7.96679715e+06 5.48e-10 5.38e-08 1.10e-01 2s 6 7.98676570e+06 7.98174891e+06 1.81e-10 1.02e-08 2.42e-02 2s 7 7.98557035e+06 7.98518051e+06 3.32e-11 3.18e-10 1.88e-03 2s 8 7.98531764e+06 7.98529194e+06 2.70e-12 1.00e-11 1.24e-04 3s 9 7.98530447e+06 7.98529351e+06 1.53e-12 4.82e-12 5.29e-05 3s 10 7.98529863e+06 7.98529363e+06 2.25e-12 4.24e-12 2.41e-05 3s Barrier solved model in 10 iterations and 3.37 seconds Optimal objective 7.98529863e+06