Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:16:02 2013 Optimize a model with 68000 rows, 102002 columns and 136000 nonzeros Model has 34000 quadratic constraints Presolve time: 0.08s 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 2.91081300e+07 0.00000000e+00 3.50e-12 5.00e-01 2.95e+02 0s 1 5.89757572e+06 1.20144735e+06 2.05e-07 4.75e-05 4.60e+01 0s 2 4.42472222e+06 3.51023166e+06 2.98e-08 2.95e-06 8.97e+00 0s 3 4.06437899e+06 3.88810833e+06 6.52e-09 3.61e-07 1.73e+00 1s 4 3.96644247e+06 3.93325848e+06 8.52e-10 9.05e-08 3.25e-01 1s 5 3.95088768e+06 3.94884510e+06 7.75e-11 1.41e-09 2.00e-02 1s 6 3.94945867e+06 3.94920102e+06 1.11e-11 7.19e-11 2.53e-03 1s 7 3.94925958e+06 3.94922103e+06 1.71e-12 5.09e-12 3.78e-04 1s 8 3.94923431e+06 3.94922255e+06 6.68e-13 1.06e-12 1.15e-04 1s 9 3.94922825e+06 3.94922275e+06 1.07e-12 1.83e-12 5.39e-05 2s 10 3.94922591e+06 3.94922290e+06 9.09e-13 5.62e-13 2.95e-05 2s Barrier solved model in 10 iterations and 1.65 seconds Optimal objective 3.94922591e+06