Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:34:21 2013 Optimize a model with 94000 rows, 141002 columns and 188000 nonzeros Model has 47000 quadratic constraints Presolve time: 0.10s Presolved: 94000 rows, 141002 columns, 188000 nonzeros Presolved model has 47000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+05 Factor NZ : 3.290e+05 (roughly 100 MBytes of memory) Factor Ops : 1.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.00284683e+07 0.00000000e+00 5.87e-12 4.93e-01 2.93e+02 0s 1 8.09586641e+06 1.63586141e+06 4.42e-07 4.70e-05 4.58e+01 0s 2 6.05468007e+06 4.79741447e+06 6.40e-08 2.89e-06 8.92e+00 1s 3 5.57186244e+06 5.31827108e+06 1.41e-08 3.49e-07 1.80e+00 1s 4 5.41082787e+06 5.39627061e+06 4.98e-10 1.60e-08 1.03e-01 1s 5 5.40197776e+06 5.40113992e+06 4.02e-11 5.04e-12 5.94e-03 1s 6 5.40126338e+06 5.40115360e+06 4.26e-12 4.00e-12 7.79e-04 1s 7 5.40121587e+06 5.40117287e+06 1.88e-12 4.64e-12 3.05e-04 2s 8 5.40119085e+06 5.40117527e+06 6.25e-13 2.73e-12 1.10e-04 2s 9 5.40118335e+06 5.40117804e+06 2.27e-13 3.72e-12 3.77e-05 2s Barrier solved model in 9 iterations and 2.08 seconds Optimal objective 5.40118335e+06