Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:11 2013 Optimize a model with 17400 rows, 26102 columns and 34800 nonzeros Model has 8700 quadratic constraints Presolve time: 0.02s Presolved: 17400 rows, 26102 columns, 34800 nonzeros Presolved model has 8700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.610e+04 Factor NZ : 6.090e+04 (roughly 20 MBytes of memory) Factor Ops : 2.175e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.57319871e+06 0.00000000e+00 2.42e-13 4.97e-01 3.00e+02 0s 1 1.51825440e+06 3.02575844e+05 1.14e-07 4.94e-05 4.66e+01 0s 2 1.13247087e+06 8.92303474e+05 4.64e-08 3.52e-06 9.20e+00 0s 3 1.04171878e+06 9.92688481e+05 1.03e-08 4.32e-07 1.88e+00 0s 4 1.01203787e+06 1.00639634e+06 7.02e-10 6.22e-08 2.16e-01 0s 5 1.00948240e+06 1.00882238e+06 1.18e-10 3.04e-09 2.53e-02 0s 6 1.00898036e+06 1.00895325e+06 4.05e-12 2.44e-11 1.04e-03 0s 7 1.00896155e+06 1.00895904e+06 4.83e-13 1.95e-13 9.60e-05 0s 8 1.00895969e+06 1.00895917e+06 8.17e-13 4.69e-13 1.97e-05 0s Barrier solved model in 8 iterations and 0.33 seconds Optimal objective 1.00895969e+06