Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:11:10 2013 Optimize a model with 130000 rows, 195002 columns and 260000 nonzeros Model has 65000 quadratic constraints Presolve time: 0.15s Presolved: 130000 rows, 195002 columns, 260000 nonzeros Presolved model has 65000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.950e+05 Factor NZ : 4.550e+05 (roughly 130 MBytes of memory) Factor Ops : 1.625e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.52523118e+07 0.00000000e+00 1.10e-11 5.02e-01 2.93e+02 0s 1 1.12423107e+07 2.31108845e+06 3.20e-07 4.62e-05 4.58e+01 1s 2 8.44391507e+06 6.72625062e+06 4.60e-08 2.76e-06 8.81e+00 1s 3 7.76653790e+06 7.43362720e+06 1.02e-08 3.39e-07 1.71e+00 1s 4 7.58790880e+06 7.51917712e+06 1.70e-09 8.06e-08 3.52e-01 2s 5 7.55100429e+06 7.54483707e+06 1.34e-10 6.68e-09 3.16e-02 2s 6 7.54878474e+06 7.54747990e+06 4.82e-11 1.10e-10 6.69e-03 2s 7 7.54760379e+06 7.54752734e+06 2.38e-12 5.00e-12 3.92e-04 2s 8 7.54756630e+06 7.54752975e+06 1.34e-12 3.40e-12 1.87e-04 3s 9 7.54754690e+06 7.54753045e+06 7.67e-13 4.91e-12 8.44e-05 3s 10 7.54754258e+06 7.54753052e+06 1.49e-12 3.85e-12 6.19e-05 3s 11 7.54753827e+06 7.54753084e+06 9.38e-13 3.99e-12 3.81e-05 4s Barrier solved model in 11 iterations and 3.50 seconds Optimal objective 7.54753827e+06