Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:41:32 2013 Optimize a model with 102000 rows, 153002 columns and 204000 nonzeros Model has 51000 quadratic constraints Presolve time: 0.11s Presolved: 102000 rows, 153002 columns, 204000 nonzeros Presolved model has 51000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.530e+05 Factor NZ : 3.570e+05 (roughly 100 MBytes of memory) Factor Ops : 1.275e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.35861406e+07 0.00000000e+00 5.85e-12 4.99e-01 2.94e+02 0s 1 8.83428832e+06 1.80491709e+06 1.46e-06 4.68e-05 4.59e+01 0s 2 6.62742329e+06 5.26549643e+06 2.12e-07 2.86e-06 8.90e+00 1s 3 6.10347939e+06 5.82826345e+06 4.68e-08 3.46e-07 1.80e+00 1s 4 5.93808616e+06 5.91246321e+06 4.20e-09 1.58e-08 1.67e-01 1s 5 5.91819968e+06 5.91739319e+06 6.85e-11 6.94e-10 5.27e-03 1s 6 5.91780903e+06 5.91775772e+06 7.47e-12 1.04e-11 3.35e-04 2s 7 5.91777858e+06 5.91776154e+06 2.74e-12 3.14e-12 1.11e-04 2s 8 5.91776587e+06 5.91776204e+06 7.39e-13 4.22e-12 2.50e-05 2s Barrier solved model in 8 iterations and 2.01 seconds Optimal objective 5.91776587e+06