Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:35:03 2013 Optimize a model with 184000 rows, 276002 columns and 368000 nonzeros Model has 92000 quadratic constraints Presolve time: 0.22s Presolved: 184000 rows, 276002 columns, 368000 nonzeros Presolved model has 92000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+05 Factor NZ : 6.440e+05 (roughly 200 MBytes of memory) Factor Ops : 2.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.71721535e+07 0.00000000e+00 1.63e-11 4.98e-01 2.89e+02 1s 1 1.58026072e+07 3.29212010e+06 2.57e-06 4.49e-05 4.53e+01 1s 2 1.19008233e+07 9.50601421e+06 3.71e-07 2.66e-06 8.68e+00 1s 3 1.09722542e+07 1.04886925e+07 8.17e-08 3.22e-07 1.75e+00 2s 4 1.06595544e+07 1.06347994e+07 1.91e-09 1.70e-08 8.97e-02 2s 5 1.06470979e+07 1.06448481e+07 2.67e-10 3.33e-10 8.15e-03 3s 6 1.06452205e+07 1.06449627e+07 1.66e-11 1.65e-10 9.34e-04 3s 7 1.06451025e+07 1.06450557e+07 2.54e-12 2.22e-11 1.70e-04 3s 8 1.06450870e+07 1.06450792e+07 7.18e-13 4.14e-12 2.83e-05 4s Barrier solved model in 8 iterations and 3.74 seconds Optimal objective 1.06450870e+07