Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:14:56 2013 Optimize a model with 132000 rows, 198002 columns and 264000 nonzeros Model has 66000 quadratic constraints Presolve time: 0.15s Presolved: 132000 rows, 198002 columns, 264000 nonzeros Presolved model has 66000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.980e+05 Factor NZ : 4.620e+05 (roughly 140 MBytes of memory) Factor Ops : 1.650e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.60070990e+07 0.00000000e+00 1.29e-11 4.99e-01 2.92e+02 0s 1 1.13878760e+07 2.33629291e+06 1.53e-06 4.60e-05 4.57e+01 1s 2 8.54582780e+06 6.80567804e+06 2.20e-07 2.75e-06 8.79e+00 1s 3 7.85700731e+06 7.52482399e+06 4.80e-08 3.27e-07 1.68e+00 1s 4 7.68038532e+06 7.61649291e+06 8.57e-09 5.75e-08 3.23e-01 2s 5 7.63984725e+06 7.63250969e+06 3.96e-10 1.27e-08 3.71e-02 2s 6 7.63851917e+06 7.63745860e+06 1.72e-10 8.55e-11 5.36e-03 2s 7 7.63755041e+06 7.63749492e+06 7.03e-12 5.61e-12 2.80e-04 2s 8 7.63752066e+06 7.63749632e+06 3.30e-12 4.78e-12 1.23e-04 3s 9 7.63750673e+06 7.63749714e+06 1.36e-12 5.39e-13 4.84e-05 3s 10 7.63750439e+06 7.63749742e+06 2.28e-12 4.06e-12 3.52e-05 3s Barrier solved model in 10 iterations and 3.24 seconds Optimal objective 7.63750439e+06