Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:17:45 2013 Optimize a model with 70000 rows, 105002 columns and 140000 nonzeros Model has 35000 quadratic constraints Presolve time: 0.08s Presolved: 70000 rows, 105002 columns, 140000 nonzeros Presolved model has 35000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+05 Factor NZ : 2.450e+05 (roughly 70 MBytes of memory) Factor Ops : 8.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.01261488e+07 0.00000000e+00 3.77e-12 5.00e-01 2.96e+02 0s 1 6.06776510e+06 1.22627487e+06 2.14e-06 4.75e-05 4.61e+01 0s 2 4.54206667e+06 3.60138669e+06 3.08e-07 2.92e-06 8.96e+00 0s 3 4.17297764e+06 3.99123977e+06 7.60e-08 4.61e-07 1.73e+00 1s 4 4.07085622e+06 4.03804011e+06 1.12e-08 1.65e-07 3.13e-01 1s 5 4.05510843e+06 4.05344641e+06 7.97e-10 2.69e-09 1.58e-02 1s 6 4.05387156e+06 4.05379430e+06 3.91e-11 9.98e-11 7.36e-04 1s 7 4.05382511e+06 4.05380929e+06 9.65e-12 6.03e-12 1.51e-04 1s 8 4.05381613e+06 4.05380969e+06 4.59e-12 4.08e-12 6.13e-05 1s 9 4.05381152e+06 4.05380990e+06 1.26e-12 3.12e-12 1.55e-05 2s Barrier solved model in 9 iterations and 1.53 seconds Optimal objective 4.05381152e+06