Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:41 2013 Optimize a model with 20000 rows, 30002 columns and 40000 nonzeros Model has 10000 quadratic constraints Presolve time: 0.02s Presolved: 20000 rows, 30002 columns, 40000 nonzeros Presolved model has 10000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.000e+04 Factor NZ : 7.000e+04 (roughly 20 MBytes of memory) Factor Ops : 2.500e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.69458224e+06 0.00000000e+00 3.27e-13 5.07e-01 3.00e+02 0s 1 1.74647779e+06 3.46923016e+05 5.46e-08 4.87e-05 4.67e+01 0s 2 1.30027767e+06 1.02506012e+06 7.92e-09 3.07e-06 9.17e+00 0s 3 1.19702557e+06 1.13930291e+06 1.69e-09 3.85e-07 1.92e+00 0s 4 1.15934099e+06 1.15613095e+06 5.68e-14 3.90e-08 1.07e-01 0s 5 1.15893111e+06 1.15826072e+06 3.55e-14 2.92e-11 2.23e-02 0s 6 1.15829023e+06 1.15826659e+06 1.35e-13 1.79e-13 7.88e-04 0s 7 1.15827393e+06 1.15826724e+06 1.56e-13 2.72e-13 2.23e-04 0s 8 1.15826958e+06 1.15826747e+06 9.95e-14 3.87e-12 7.04e-05 0s 9 1.15826823e+06 1.15826757e+06 1.99e-13 3.82e-13 2.20e-05 0s Barrier solved model in 9 iterations and 0.43 seconds Optimal objective 1.15826823e+06