Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:08:41 2013 Optimize a model with 128000 rows, 192002 columns and 256000 nonzeros Model has 64000 quadratic constraints Presolve time: 0.15s Presolved: 128000 rows, 192002 columns, 256000 nonzeros Presolved model has 64000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.920e+05 Factor NZ : 4.480e+05 (roughly 130 MBytes of memory) Factor Ops : 1.600e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.44424430e+07 0.00000000e+00 8.17e-12 5.02e-01 2.93e+02 0s 1 1.10754042e+07 2.27450360e+06 5.77e-07 4.62e-05 4.58e+01 1s 2 8.31719402e+06 6.62323497e+06 8.29e-08 2.77e-06 8.82e+00 1s 3 7.65004451e+06 7.32054679e+06 1.85e-08 3.41e-07 1.72e+00 1s 4 7.46931056e+06 7.40594425e+06 2.74e-09 7.88e-08 3.30e-01 2s 5 7.43665765e+06 7.43232599e+06 2.43e-10 1.89e-09 2.26e-02 2s 6 7.43365370e+06 7.43315387e+06 2.89e-11 1.86e-10 2.60e-03 2s 7 7.43330171e+06 7.43324686e+06 3.49e-12 6.54e-12 2.86e-04 2s 8 7.43327001e+06 7.43325021e+06 1.48e-12 1.28e-12 1.03e-04 3s 9 7.43326020e+06 7.43325056e+06 1.99e-12 3.77e-12 5.02e-05 3s 10 7.43325865e+06 7.43325058e+06 2.67e-12 7.92e-12 4.21e-05 3s 11 7.43325541e+06 7.43325090e+06 1.53e-12 3.01e-12 2.35e-05 3s Barrier solved model in 11 iterations and 3.44 seconds Optimal objective 7.43325541e+06