Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:07 2013 Optimize a model with 1020 rows, 1532 columns and 2040 nonzeros Model has 510 quadratic constraints Presolve time: 0.00s Presolved: 1020 rows, 1532 columns, 2040 nonzeros Presolved model has 510 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.530e+03 Factor NZ : 3.573e+03 (roughly 1 MByte of memory) Factor Ops : 1.276e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.27522863e+05 0.00000000e+00 2.84e-14 4.81e-01 2.88e+02 0s 1 8.54535295e+04 1.86911704e+04 8.88e-09 4.91e-05 4.36e+01 0s 2 6.95566029e+04 5.39085993e+04 1.29e-08 8.18e-06 1.02e+01 0s 3 6.16530148e+04 5.97141543e+04 4.19e-09 1.27e-06 1.27e+00 0s 4 5.99279739e+04 5.98719534e+04 1.20e-09 1.89e-07 3.66e-02 0s 5 5.99186525e+04 5.99087935e+04 5.00e-10 2.03e-08 6.44e-03 0s 6 5.99115459e+04 5.99091097e+04 1.23e-10 4.40e-09 1.59e-03 0s 7 5.99098096e+04 5.99092048e+04 2.97e-11 9.83e-10 3.95e-04 0s 8 5.99094593e+04 5.99092474e+04 1.06e-11 1.22e-10 1.38e-04 0s 9 5.99093060e+04 5.99092633e+04 4.57e-09 4.06e-10 2.79e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 5.99093060e+04