Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:10:56 2013 Optimize a model with 58000 rows, 87002 columns and 116000 nonzeros Model has 29000 quadratic constraints Presolve time: 0.06s Presolved: 58000 rows, 87002 columns, 116000 nonzeros Presolved model has 29000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+04 Factor NZ : 2.030e+05 (roughly 60 MBytes of memory) Factor Ops : 7.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.48950034e+07 0.00000000e+00 2.69e-12 5.01e-01 2.96e+02 0s 1 5.02960333e+06 1.02123450e+06 1.50e-07 4.76e-05 4.61e+01 0s 2 3.77349069e+06 2.99364223e+06 2.18e-08 2.94e-06 8.96e+00 0s 3 3.46612418e+06 3.31569299e+06 4.77e-09 3.61e-07 1.73e+00 1s 4 3.38775143e+06 3.35209411e+06 8.86e-10 1.05e-07 4.10e-01 1s 5 3.36882390e+06 3.35721909e+06 2.25e-11 7.08e-08 1.33e-01 1s 6 3.36820449e+06 3.36794580e+06 5.63e-12 3.30e-10 2.97e-03 1s 7 3.36801281e+06 3.36799613e+06 4.83e-13 1.22e-11 1.92e-04 1s 8 3.36800416e+06 3.36799829e+06 4.12e-13 1.83e-12 6.74e-05 1s 9 3.36800133e+06 3.36799839e+06 5.54e-13 9.02e-13 3.38e-05 1s Barrier solved model in 9 iterations and 1.30 seconds Optimal objective 3.36800133e+06