Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:16:35 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 2.92645433e+07 0.00000000e+00 2.90e-12 4.99e-01 2.96e+02 0s 1 5.89532271e+06 1.18996875e+06 1.19e-06 4.76e-05 4.61e+01 0s 2 4.41059120e+06 3.49518552e+06 1.72e-07 2.93e-06 8.97e+00 0s 3 4.05265387e+06 3.87476849e+06 3.83e-08 3.57e-07 1.74e+00 1s 4 3.95504639e+06 3.92098185e+06 5.64e-09 8.21e-08 3.34e-01 1s 5 3.93778383e+06 3.93535376e+06 5.79e-10 1.01e-09 2.38e-02 1s 6 3.93623343e+06 3.93566868e+06 1.52e-10 3.49e-11 5.54e-03 1s 7 3.93574140e+06 3.93568029e+06 1.49e-11 4.85e-12 5.99e-04 1s 8 3.93571043e+06 3.93568187e+06 7.16e-12 4.79e-12 2.80e-04 1s 9 3.93570328e+06 3.93568216e+06 5.91e-12 6.24e-12 2.07e-04 2s 10 3.93569651e+06 3.93568234e+06 4.29e-12 9.56e-12 1.39e-04 2s 11 3.93569376e+06 3.93568236e+06 3.64e-12 3.02e-12 1.12e-04 2s 12 3.93569117e+06 3.93568247e+06 2.84e-12 1.82e-12 8.53e-05 2s 13 3.93568939e+06 3.93568272e+06 2.32e-12 2.64e-12 6.54e-05 2s 14 3.93568657e+06 3.93568274e+06 1.36e-12 6.72e-12 3.75e-05 2s Barrier solved model in 14 iterations and 2.30 seconds Optimal objective 3.93568657e+06