Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:43:33 2013 Optimize a model with 104000 rows, 156002 columns and 208000 nonzeros Model has 52000 quadratic constraints Presolve time: 0.12s Presolved: 104000 rows, 156002 columns, 208000 nonzeros Presolved model has 52000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+05 Factor NZ : 3.640e+05 (roughly 100 MBytes of memory) Factor Ops : 1.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.44506074e+07 0.00000000e+00 6.92e-12 5.01e-01 2.94e+02 0s 1 8.99245581e+06 1.83715391e+06 1.51e-06 4.68e-05 4.59e+01 0s 2 6.75292689e+06 5.36502309e+06 2.20e-07 2.88e-06 8.90e+00 1s 3 6.21812621e+06 5.93805581e+06 4.81e-08 3.53e-07 1.80e+00 1s 4 6.05675917e+06 6.01134464e+06 5.97e-09 6.84e-08 2.91e-01 1s 5 6.03087599e+06 6.02537317e+06 2.08e-11 1.74e-08 3.53e-02 1s 6 6.03056013e+06 6.03047561e+06 4.04e-12 2.88e-11 5.42e-04 2s 7 6.03049155e+06 6.03048367e+06 7.46e-13 4.17e-12 5.05e-05 2s 8 6.03048656e+06 6.03048461e+06 4.69e-13 3.25e-12 1.25e-05 2s Barrier solved model in 8 iterations and 2.06 seconds Optimal objective 6.03048656e+06