Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:17:03 2013 Optimize a model with 68000 rows, 102002 columns and 136000 nonzeros Model has 34000 quadratic constraints Presolve time: 0.07s Presolved: 68000 rows, 102002 columns, 136000 nonzeros Presolved model has 34000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.020e+05 Factor NZ : 2.380e+05 (roughly 70 MBytes of memory) Factor Ops : 8.500e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.93012477e+07 0.00000000e+00 3.61e-12 5.01e-01 2.97e+02 0s 1 5.88711703e+06 1.19022988e+06 3.20e-07 4.74e-05 4.60e+01 0s 2 4.41160861e+06 3.50381829e+06 4.60e-08 2.87e-06 8.90e+00 0s 3 4.05579181e+06 3.88169411e+06 1.02e-08 3.40e-07 1.71e+00 1s 4 3.96622884e+06 3.92771604e+06 2.09e-09 6.93e-08 3.78e-01 1s 5 3.94103392e+06 3.93948304e+06 5.69e-11 3.89e-09 1.52e-02 1s 6 3.94049601e+06 3.94026294e+06 1.70e-11 1.62e-11 2.28e-03 1s 7 3.94029126e+06 3.94026655e+06 1.89e-12 3.41e-12 2.42e-04 1s 8 3.94027473e+06 3.94026738e+06 6.96e-13 3.08e-13 7.20e-05 1s 9 3.94027091e+06 3.94026764e+06 9.95e-13 1.36e-12 3.21e-05 2s Barrier solved model in 9 iterations and 1.57 seconds Optimal objective 3.94027091e+06