Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:24:27 2013 Optimize a model with 80000 rows, 120002 columns and 160000 nonzeros Model has 40000 quadratic constraints Presolve time: 0.09s Presolved: 80000 rows, 120002 columns, 160000 nonzeros Presolved model has 40000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.200e+05 Factor NZ : 2.800e+05 (roughly 80 MBytes of memory) Factor Ops : 1.000e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.43638235e+07 0.00000000e+00 1.68e-12 5.01e-01 2.96e+02 0s 1 6.92318396e+06 1.40779749e+06 7.75e-07 4.71e-05 4.60e+01 0s 2 5.19925496e+06 4.13439884e+06 1.11e-07 2.85e-06 8.87e+00 1s 3 4.78219555e+06 4.57239982e+06 2.52e-08 3.53e-07 1.75e+00 1s 4 4.66984491e+06 4.62887724e+06 4.19e-09 7.19e-08 3.41e-01 1s 5 4.64486886e+06 4.63975373e+06 8.67e-11 1.97e-08 4.26e-02 1s 6 4.64443408e+06 4.64410508e+06 3.70e-11 2.12e-11 2.74e-03 1s 7 4.64423053e+06 4.64410945e+06 1.43e-11 4.60e-12 1.01e-03 1s 8 4.64413294e+06 4.64411116e+06 2.60e-12 2.22e-12 1.82e-04 2s 9 4.64412027e+06 4.64411127e+06 1.53e-12 9.09e-13 7.50e-05 2s 10 4.64411596e+06 4.64411145e+06 8.24e-13 5.17e-13 3.76e-05 2s Barrier solved model in 10 iterations and 1.97 seconds Optimal objective 4.64411596e+06