Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:00 2013 Optimize a model with 1840 rows, 2762 columns and 3680 nonzeros Model has 920 quadratic constraints Presolve time: 0.00s Presolved: 1840 rows, 2762 columns, 3680 nonzeros Presolved model has 920 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+03 Factor NZ : 6.443e+03 (roughly 2 MBytes of memory) Factor Ops : 2.300e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.88034262e+05 0.00000000e+00 2.84e-14 5.00e-01 2.95e+02 0s 1 1.57981858e+05 3.31018489e+04 4.84e-09 4.99e-05 4.52e+01 0s 2 1.20663216e+05 9.62918404e+04 3.87e-08 6.36e-06 8.83e+00 0s 3 1.10623279e+05 1.06780505e+05 1.03e-08 9.12e-07 1.39e+00 0s 4 1.08147589e+05 1.07507833e+05 1.41e-09 4.13e-07 2.32e-01 0s 5 1.08102648e+05 1.08073631e+05 3.53e-10 5.46e-08 1.05e-02 0s 6 1.08089357e+05 1.08078387e+05 1.54e-10 4.12e-09 3.97e-03 0s 7 1.08079287e+05 1.08078642e+05 8.07e-12 1.06e-09 2.34e-04 0s 8 1.08078946e+05 1.08078732e+05 3.01e-12 2.51e-11 7.72e-05 0s 9 1.08078862e+05 1.08078738e+05 2.22e-12 3.91e-12 4.51e-05 0s 10 1.08078836e+05 1.08078738e+05 2.15e-12 3.05e-12 3.55e-05 0s Barrier solved model in 10 iterations and 0.04 seconds Optimal objective 1.08078836e+05