Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:34:02 2013 Optimize a model with 94000 rows, 141002 columns and 188000 nonzeros Model has 47000 quadratic constraints Presolve time: 0.10s Presolved: 94000 rows, 141002 columns, 188000 nonzeros Presolved model has 47000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+05 Factor NZ : 3.290e+05 (roughly 100 MBytes of memory) Factor Ops : 1.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.02864219e+07 0.00000000e+00 6.92e-12 5.03e-01 2.95e+02 0s 1 8.16405264e+06 1.65416450e+06 3.69e-07 4.70e-05 4.62e+01 0s 2 6.10129311e+06 4.83699831e+06 5.35e-08 2.88e-06 8.97e+00 1s 3 5.61525757e+06 5.36160914e+06 1.17e-08 3.43e-07 1.80e+00 1s 4 5.46096274e+06 5.43751781e+06 9.45e-10 2.19e-08 1.66e-01 1s 5 5.44417380e+06 5.44375598e+06 1.96e-11 1.02e-12 2.96e-03 1s 6 5.44385919e+06 5.44379626e+06 3.15e-12 3.24e-12 4.46e-04 2s 7 5.44381507e+06 5.44379995e+06 9.59e-13 1.02e-12 1.07e-04 2s 8 5.44380667e+06 5.44380137e+06 6.39e-13 2.67e-12 3.76e-05 2s Barrier solved model in 8 iterations and 1.86 seconds Optimal objective 5.44380667e+06