Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:37:42 2013 Optimize a model with 98000 rows, 147002 columns and 196000 nonzeros Model has 49000 quadratic constraints Presolve time: 0.11s Presolved: 98000 rows, 147002 columns, 196000 nonzeros Presolved model has 49000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.470e+05 Factor NZ : 3.430e+05 (roughly 100 MBytes of memory) Factor Ops : 1.225e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.17112365e+07 0.00000000e+00 6.71e-12 4.94e-01 2.93e+02 0s 1 8.44157987e+06 1.70925506e+06 7.39e-07 4.69e-05 4.58e+01 0s 2 6.31824998e+06 5.00887182e+06 1.07e-07 2.88e-06 8.91e+00 1s 3 5.81456145e+06 5.55050264e+06 2.35e-08 3.49e-07 1.80e+00 1s 4 5.64974877e+06 5.63186728e+06 1.20e-09 1.60e-08 1.22e-01 1s 5 5.63847980e+06 5.63693305e+06 1.37e-10 4.75e-12 1.05e-02 1s 6 5.63711907e+06 5.63695297e+06 1.18e-11 2.81e-12 1.13e-03 2s 7 5.63704802e+06 5.63698457e+06 5.43e-12 3.66e-12 4.32e-04 2s 8 5.63700000e+06 5.63698689e+06 1.18e-12 7.69e-12 8.92e-05 2s 9 5.63699180e+06 5.63698849e+06 3.98e-13 8.13e-12 2.26e-05 2s Barrier solved model in 9 iterations and 2.17 seconds Optimal objective 5.63699180e+06