Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:42:49 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 4.45725482e+07 0.00000000e+00 5.40e-12 5.06e-01 2.95e+02 0s 1 9.02683999e+06 1.83645401e+06 5.52e-07 4.69e-05 4.61e+01 0s 2 6.76475349e+06 5.37332200e+06 7.97e-08 2.84e-06 8.92e+00 1s 3 6.21654156e+06 5.94901354e+06 1.76e-08 3.42e-07 1.71e+00 1s 4 6.08123374e+06 6.01574438e+06 4.03e-09 8.74e-08 4.20e-01 1s 5 6.04378779e+06 6.02363423e+06 2.94e-10 5.82e-08 1.29e-01 1s 6 6.04098483e+06 6.03315012e+06 6.50e-11 2.44e-08 5.02e-02 2s 7 6.04057654e+06 6.04000632e+06 3.46e-11 3.56e-10 3.66e-03 2s 8 6.04013928e+06 6.04009534e+06 2.43e-12 4.31e-11 2.82e-04 2s 9 6.04011856e+06 6.04010730e+06 9.17e-13 1.81e-12 7.21e-05 2s 10 6.04011289e+06 6.04010790e+06 9.66e-13 6.19e-12 3.20e-05 3s Barrier solved model in 10 iterations and 2.51 seconds Optimal objective 6.04011289e+06