Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:13:21 2013 Optimize a model with 62000 rows, 93002 columns and 124000 nonzeros Model has 31000 quadratic constraints Presolve time: 0.08s 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 2.67029316e+07 0.00000000e+00 2.02e-12 4.98e-01 2.97e+02 0s 1 5.37404823e+06 1.08247458e+06 1.72e-06 4.78e-05 4.61e+01 0s 2 4.01956262e+06 3.18312969e+06 2.49e-07 2.95e-06 8.99e+00 0s 3 3.69307781e+06 3.52976613e+06 5.59e-08 3.61e-07 1.76e+00 1s 4 3.60036631e+06 3.57253536e+06 6.58e-09 8.09e-08 2.99e-01 1s 5 3.58754261e+06 3.58554476e+06 8.00e-10 5.15e-10 2.15e-02 1s 6 3.58578608e+06 3.58567309e+06 3.51e-11 1.09e-10 1.21e-03 1s 7 3.58572709e+06 3.58570554e+06 8.47e-12 3.33e-12 2.32e-04 1s 8 3.58571666e+06 3.58570771e+06 3.89e-12 5.16e-12 9.62e-05 1s 9 3.58571082e+06 3.58570790e+06 2.42e-12 4.77e-12 3.14e-05 1s Barrier solved model in 9 iterations and 1.39 seconds Optimal objective 3.58571082e+06