Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:29:27 2013 Optimize a model with 182000 rows, 273002 columns and 364000 nonzeros Model has 91000 quadratic constraints Presolve time: 0.21s Presolved: 182000 rows, 273002 columns, 364000 nonzeros Presolved model has 91000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+05 Factor NZ : 6.370e+05 (roughly 200 MBytes of memory) Factor Ops : 2.275e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.63492064e+07 0.00000000e+00 2.33e-11 4.99e-01 2.89e+02 1s 1 1.56334700e+07 3.26405141e+06 6.83e-07 4.50e-05 4.53e+01 1s 2 1.17883202e+07 9.42838546e+06 9.81e-08 2.64e-06 8.64e+00 1s 3 1.08486799e+07 1.03973343e+07 2.15e-08 3.17e-07 1.65e+00 2s 4 1.06062455e+07 1.05121962e+07 3.67e-09 7.47e-08 3.45e-01 2s 5 1.05544515e+07 1.05449036e+07 2.71e-10 8.85e-09 3.50e-02 3s 6 1.05516112e+07 1.05498317e+07 1.04e-10 7.45e-12 6.52e-03 3s 7 1.05504296e+07 1.05498324e+07 3.47e-11 2.22e-12 2.19e-03 3s 8 1.05499188e+07 1.05498371e+07 4.20e-12 3.31e-12 2.99e-04 4s 9 1.05498568e+07 1.05498454e+07 5.97e-13 2.91e-12 4.15e-05 4s 10 1.05498499e+07 1.05498464e+07 1.28e-12 2.10e-12 1.28e-05 4s Barrier solved model in 10 iterations and 4.49 seconds Optimal objective 1.05498499e+07