Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:06:09 2013 Optimize a model with 46000 rows, 69002 columns and 92000 nonzeros Model has 23000 quadratic constraints Presolve time: 0.05s Presolved: 46000 rows, 69002 columns, 92000 nonzeros Presolved model has 23000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.900e+04 Factor NZ : 1.610e+05 (roughly 50 MBytes of memory) Factor Ops : 5.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.99467376e+07 0.00000000e+00 1.01e-12 5.04e-01 2.99e+02 0s 1 4.02251164e+06 8.08378703e+05 9.74e-08 4.84e-05 4.66e+01 0s 2 3.00131359e+06 2.37275016e+06 1.42e-08 3.03e-06 9.11e+00 0s 3 2.76034010e+06 2.63404296e+06 3.09e-09 3.66e-07 1.83e+00 0s 4 2.68635748e+06 2.67336561e+06 3.29e-10 1.55e-08 1.88e-01 1s 5 2.67592579e+06 2.67566550e+06 7.38e-12 9.33e-13 3.77e-03 1s 6 2.67572447e+06 2.67568205e+06 1.29e-12 8.01e-13 6.15e-04 1s 7 2.67569554e+06 2.67568441e+06 4.48e-13 1.04e-12 1.61e-04 1s 8 2.67569013e+06 2.67568522e+06 3.77e-13 1.81e-12 7.13e-05 1s 9 2.67568847e+06 2.67568601e+06 2.63e-13 7.59e-12 3.56e-05 1s Barrier solved model in 9 iterations and 1.00 seconds Optimal objective 2.67568847e+06