Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:08:56 2013 Optimize a model with 52000 rows, 78002 columns and 104000 nonzeros Model has 26000 quadratic constraints Presolve time: 0.06s Presolved: 52000 rows, 78002 columns, 104000 nonzeros Presolved model has 26000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.800e+04 Factor NZ : 1.820e+05 (roughly 50 MBytes of memory) Factor Ops : 6.500e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.24343677e+07 0.00000000e+00 1.38e-12 4.98e-01 2.97e+02 0s 1 4.50073056e+06 9.01074111e+05 4.47e-07 4.80e-05 4.61e+01 0s 2 3.36509392e+06 2.66451560e+06 6.42e-08 2.95e-06 8.98e+00 0s 3 3.09040732e+06 2.95416548e+06 1.43e-08 3.61e-07 1.75e+00 0s 4 3.02250950e+06 2.98813993e+06 3.14e-09 9.51e-08 4.41e-01 1s 5 3.00296305e+06 2.99658392e+06 2.38e-10 3.18e-08 8.18e-02 1s 6 3.00186639e+06 3.00096534e+06 9.72e-11 9.18e-10 1.16e-02 1s 7 3.00118591e+06 3.00110050e+06 9.50e-12 2.13e-11 1.09e-03 1s 8 3.00111714e+06 3.00110418e+06 1.39e-12 3.07e-12 1.66e-04 1s 9 3.00111065e+06 3.00110501e+06 7.18e-13 5.04e-13 7.24e-05 1s 10 3.00110806e+06 3.00110507e+06 1.67e-12 1.26e-12 3.84e-05 1s Barrier solved model in 10 iterations and 1.24 seconds Optimal objective 3.00110806e+06