Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:13:40 2013 Optimize a model with 62000 rows, 93002 columns and 124000 nonzeros Model has 31000 quadratic constraints Presolve time: 0.07s Presolved: 62000 rows, 93002 columns, 124000 nonzeros Presolved model has 31000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.300e+04 Factor NZ : 2.170e+05 (roughly 60 MBytes of memory) Factor Ops : 7.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.67122576e+07 0.00000000e+00 2.17e-12 4.99e-01 2.97e+02 0s 1 5.37155132e+06 1.08717332e+06 3.75e-07 4.75e-05 4.61e+01 0s 2 4.03196219e+06 3.20230330e+06 5.39e-08 2.89e-06 8.92e+00 0s 3 3.71484621e+06 3.54314845e+06 1.22e-08 3.62e-07 1.85e+00 1s 4 3.61855460e+06 3.59562572e+06 1.78e-09 2.04e-08 2.47e-01 1s 5 3.59999114e+06 3.59867257e+06 2.62e-11 3.98e-09 1.42e-02 1s 6 3.59974335e+06 3.59955829e+06 1.06e-11 6.39e-11 1.99e-03 1s 7 3.59959656e+06 3.59957374e+06 1.34e-12 2.14e-12 2.45e-04 1s 8 3.59958156e+06 3.59957418e+06 6.82e-13 4.47e-13 7.94e-05 1s 9 3.59957670e+06 3.59957462e+06 2.42e-13 1.41e-12 2.24e-05 1s Barrier solved model in 9 iterations and 1.40 seconds Optimal objective 3.59957670e+06