Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:32:14 2013 Optimize a model with 92000 rows, 138002 columns and 184000 nonzeros Model has 46000 quadratic constraints Presolve time: 0.10s Presolved: 92000 rows, 138002 columns, 184000 nonzeros Presolved model has 46000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.380e+05 Factor NZ : 3.220e+05 (roughly 100 MBytes of memory) Factor Ops : 1.150e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.93498273e+07 0.00000000e+00 3.82e-12 4.99e-01 2.95e+02 0s 1 7.96943290e+06 1.62119805e+06 4.76e-07 4.70e-05 4.60e+01 0s 2 5.97637710e+06 4.74486357e+06 6.88e-08 2.87e-06 8.92e+00 1s 3 5.49126475e+06 5.25393865e+06 1.52e-08 3.49e-07 1.72e+00 1s 4 5.36521088e+06 5.31528382e+06 2.64e-09 8.18e-08 3.62e-01 1s 5 5.33825476e+06 5.33325088e+06 2.45e-10 7.08e-09 3.63e-02 1s 6 5.33631580e+06 5.33523594e+06 8.72e-11 4.96e-12 7.83e-03 1s 7 5.33530909e+06 5.33523990e+06 4.79e-12 3.76e-12 5.01e-04 2s 8 5.33526947e+06 5.33524125e+06 1.99e-12 5.05e-12 2.05e-04 2s 9 5.33525833e+06 5.33524173e+06 1.17e-12 1.04e-12 1.20e-04 2s 10 5.33525109e+06 5.33524322e+06 5.90e-13 2.57e-12 5.70e-05 2s 11 5.33524706e+06 5.33524366e+06 5.90e-13 2.63e-12 2.46e-05 2s Barrier solved model in 11 iterations and 2.46 seconds Optimal objective 5.33524706e+06