Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:09 2013 Optimize a model with 14000 rows, 21002 columns and 28000 nonzeros Model has 7000 quadratic constraints Presolve time: 0.02s Presolved: 14000 rows, 21002 columns, 28000 nonzeros Presolved model has 7000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+04 Factor NZ : 4.900e+04 (roughly 15 MBytes of memory) Factor Ops : 1.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.06774611e+06 0.00000000e+00 8.53e-14 4.93e-01 2.99e+02 0s 1 1.21539200e+06 2.39660998e+05 1.55e-08 4.94e-05 4.65e+01 0s 2 9.03441864e+05 7.12083491e+05 3.40e-08 3.71e-06 9.11e+00 0s 3 8.29115775e+05 7.92509150e+05 6.82e-09 4.45e-07 1.74e+00 0s 4 8.05966913e+05 8.03257874e+05 7.64e-11 5.98e-08 1.29e-01 0s 5 8.05123486e+05 8.04894200e+05 2.97e-12 6.32e-09 1.09e-02 0s 6 8.05097790e+05 8.05088289e+05 7.11e-13 3.90e-11 4.52e-04 0s 7 8.05091668e+05 8.05089420e+05 3.41e-13 2.78e-12 1.07e-04 0s 8 8.05091144e+05 8.05089498e+05 5.26e-13 1.06e-12 7.84e-05 0s 9 8.05090680e+05 8.05089523e+05 5.19e-13 1.88e-12 5.51e-05 0s 10 8.05090127e+05 8.05089535e+05 5.19e-13 6.53e-12 2.82e-05 0s Barrier solved model in 10 iterations and 0.32 seconds Optimal objective 8.05090127e+05