Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:11:54 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 5.51792226e+07 0.00000000e+00 1.13e-11 5.00e-01 2.92e+02 0s 1 1.12179856e+07 2.30723150e+06 1.19e-06 4.61e-05 4.57e+01 1s 2 8.43225742e+06 6.71999983e+06 1.71e-07 2.75e-06 8.78e+00 1s 3 7.75335111e+06 7.42303379e+06 3.75e-08 3.35e-07 1.69e+00 1s 4 7.56941580e+06 7.50631785e+06 5.05e-09 8.43e-08 3.24e-01 2s 5 7.53909195e+06 7.53531636e+06 4.29e-10 1.38e-09 1.94e-02 2s 6 7.53649961e+06 7.53603620e+06 6.29e-11 2.75e-11 2.38e-03 2s 7 7.53611405e+06 7.53605370e+06 8.04e-12 6.70e-12 3.09e-04 2s 8 7.53607467e+06 7.53605577e+06 2.63e-12 6.61e-13 9.69e-05 3s 9 7.53606402e+06 7.53605620e+06 1.81e-12 4.19e-12 4.01e-05 3s 10 7.53606111e+06 7.53605647e+06 1.53e-12 6.37e-12 2.38e-05 3s Barrier solved model in 10 iterations and 3.18 seconds Optimal objective 7.53606111e+06