Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:04:38 2013 Optimize a model with 166000 rows, 249002 columns and 332000 nonzeros Model has 83000 quadratic constraints Presolve time: 0.20s Presolved: 166000 rows, 249002 columns, 332000 nonzeros Presolved model has 83000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+05 Factor NZ : 5.810e+05 (roughly 170 MBytes of memory) Factor Ops : 2.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.99871789e+07 0.00000000e+00 1.48e-11 5.01e-01 2.91e+02 0s 1 1.42973863e+07 2.95706427e+06 6.03e-06 4.53e-05 4.55e+01 1s 2 1.07412337e+07 8.56851616e+06 8.66e-07 2.68e-06 8.73e+00 1s 3 9.88198436e+06 9.46308530e+06 1.92e-07 3.23e-07 1.68e+00 2s 4 9.63505710e+06 9.57181205e+06 1.75e-08 7.13e-08 2.54e-01 2s 5 9.60735015e+06 9.60451203e+06 1.55e-09 2.06e-11 1.14e-02 2s 6 9.60483405e+06 9.60460679e+06 1.26e-10 1.41e-11 9.13e-04 3s 7 9.60467827e+06 9.60461667e+06 3.45e-11 4.01e-12 2.47e-04 3s 8 9.60463197e+06 9.60462013e+06 6.78e-12 4.50e-12 4.75e-05 3s 9 9.60462553e+06 9.60462156e+06 2.61e-12 5.51e-12 1.60e-05 4s Barrier solved model in 9 iterations and 3.82 seconds Optimal objective 9.60462553e+06