Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:19:35 2013 Optimize a model with 136000 rows, 204002 columns and 272000 nonzeros Model has 68000 quadratic constraints Presolve time: 0.15s Presolved: 136000 rows, 204002 columns, 272000 nonzeros Presolved model has 68000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.040e+05 Factor NZ : 4.760e+05 (roughly 140 MBytes of memory) Factor Ops : 1.700e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.76702597e+07 0.00000000e+00 1.25e-11 5.01e-01 2.92e+02 0s 1 1.17359287e+07 2.41928015e+06 1.07e-06 4.60e-05 4.57e+01 1s 2 8.82672929e+06 7.03880751e+06 1.54e-07 2.73e-06 8.76e+00 1s 3 8.11762405e+06 7.77254772e+06 3.39e-08 3.33e-07 1.69e+00 1s 4 7.92214355e+06 7.85981483e+06 4.12e-09 8.24e-08 3.06e-01 2s 5 7.89336984e+06 7.88970067e+06 3.76e-10 1.09e-09 1.80e-02 2s 6 7.89042555e+06 7.89029314e+06 1.45e-11 2.51e-11 6.49e-04 2s 7 7.89033887e+06 7.89031029e+06 3.54e-12 4.11e-12 1.40e-04 2s 8 7.89031872e+06 7.89031109e+06 1.63e-12 4.54e-12 3.74e-05 3s Barrier solved model in 8 iterations and 2.75 seconds Optimal objective 7.89031872e+06